Re: Large, constant incoming traffic

2004-05-18 Thread Javier Fernández-Sanguino Peña
On Thu, May 13, 2004 at 09:02:45PM +0200, Kjetil Kjernsmo wrote: > > Hm, chkrootkit says that eth0 is not promiscuous... And as I said, I > don't think I ever got Snort to work right... :-) Are you sure that's not a bug in chkrootkit (false negative)? I introduced a change in the Tiger [1] due

Re: Large, constant incoming traffic

2004-05-18 Thread Javier Fernández-Sanguino Peña
On Thu, May 13, 2004 at 05:52:36PM +0200, Kjetil Kjernsmo wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > Hi all! > > In turn to you with a bit of desperation now. It feels like I'm under (...) > And I can't for the life of me figure out where it's coming from... (...) I know the

Re: debian and viruses ...

2004-05-19 Thread Javier Fernández-Sanguino Peña
On Wed, May 19, 2004 at 09:19:46PM +0200, Marcin wrote: > > Hello, > > I am trying to find solution for finding wiruses in my LAN networks. > I am administrator of ISP router (generaly Debian of course), and in > LAN there are litle "storm" of wiruses, trojans, spammers, etc "shits" ... Good luc

Re: Advice needed, trying to find the vulnerable code on Debian webserver.

2004-06-16 Thread Javier Fernández-Sanguino Peña
On Wed, Jun 16, 2004 at 11:46:05AM +1200, TiM wrote: > > Look at installing mod_security, http://modsecurity.org > > Install some rules for it to harden your webserver, see if anything is > flagged in the security log. Also notice that modsecurity provides a way to easily chroot your Apache we

Re: Adamantix

2004-06-17 Thread Javier Fernández-Sanguino Peña
On Thu, Jun 17, 2004 at 03:15:51PM +0200, Kim wrote: >Hi All. > >I have been working with Debian for about 3 years now using it as >different server solutions. > >The other day I came about the Adamantix distribution. Adamantix is a >distribution that aims to be very sec

Re: Question about Debian security policy

2005-06-30 Thread Javier Fernández-Sanguino Peña
On Thu, Jun 30, 2005 at 11:16:18AM +0200, neologix wrote: > Hi everybody. I hope this question won't be too stupid. > When I perform a standard installation (i.e minimal), the installer installs > many servers, and launches them (like portmap, ssh, exim, etc). Why? > I think that OpenBSD and FreeBS

Re: Addressing the recent zlib issue

2005-07-10 Thread Javier Fernández-Sanguino Peña
On Sun, Jul 10, 2005 at 03:59:43PM +0200, Florian Weimer wrote: > Is anybody looking at this problem in a systematic manner, or should I > just file bugs on the more likely candidates for a security update > (dpkg and zysnc, based on the list above and assuming that 1.1 is > indeed not affected).

Re: Security risks due to packages that are no longer part of Debian?

2005-07-12 Thread Javier Fernández-Sanguino Peña
On Tue, Jul 12, 2005 at 10:09:44AM +0200, Mike Gerber wrote: > > A tool which lists all packages which are no longer downloadable from > > any APT source would be more helpful, I think. Does it already exist? > > I have a slighty inefficient script for that. I believe there are better > ways to

Re: security hole in sshd in oldstable?

2005-08-24 Thread Javier Fernández-Sanguino Peña
On Wed, Aug 24, 2005 at 06:14:59PM +0800, Aldous Penaranda wrote: > On Wed, 24 Aug 2005 12:07:00 +0200, Petter Reinholdtsen wrote: > > > Are there known security holes in sshd in oldstable (woody)? > > A quick bug search gave me this: > http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=196413 > >

Re: tripwire detected date changed on two binaries

2005-08-24 Thread Javier Fernández-Sanguino Peña
On Wed, Aug 24, 2005 at 05:54:36PM +0100, Jose Manuel dos Santos Calhariz wrote: > tripwire detected that the date of two binaries, bash and nano, > changed. I have looked into the logs and between the two runs of > tripwire, the machine didn't rebooted or had new software instaled. > > As I don'

Re: RFS: libpam-abl - PAM module to blacklist hosts/users with many login failures

2005-10-11 Thread Javier Fernández-Sanguino Peña
On Mon, Oct 10, 2005 at 04:44:13PM +0200, Nicolai Ehemann wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > Hello! > > I just (err, over the last 4 or 5 days) created a (hopefully > standards-compliant) package for the pam_abl PAM module. > > The pam_abl module provides a fully config

Re: whitehat

2005-11-03 Thread Javier Fernández-Sanguino Peña
On Wed, Nov 02, 2005 at 05:33:54PM -0800, Alvin Oga wrote: > > The whole point of the test will be for me to monitor what's happening > > that you should already be seeing all the attacks you are already > getitng just by the generic background white-noise-attacks > - and its free ... and d

Re: whitehat to test a security config

2005-11-03 Thread Javier Fernández-Sanguino Peña
On Wed, Nov 02, 2005 at 11:14:22PM +0100, Bernd Eckenfels wrote: > In article <[EMAIL PROTECTED]> you wrote: > > I'm looking for (preferably) a company, or individual, to attempt to > > breach a standard config I have created to deploy client applications > > in production. It is intentionally a

Re: eth interface with no IP

2005-11-04 Thread Javier Fernández-Sanguino Peña
On Fri, Nov 04, 2005 at 11:03:18AM +0200, Kostas Magkos wrote: > Hey guys, > Hi there. > Is there a more elegant solution? What is the debian way? Read the last two examples of /usr/share/doc/ifupdown/examples/network-interfaces.gz Regards Javier PS: I know, I have to update http://www.debian

Re: What is a security bug?

2005-11-24 Thread Javier Fernández-Sanguino Peña
On Wed, Nov 23, 2005 at 07:07:21PM +0100, Bernd Eckenfels wrote: > In article <[EMAIL PROTECTED]> you wrote: > > Well, obviously it is not a _security_ bug, since it has nothing to do > > with security. > ... Without looking at the bug in detail you cannot tell for sure. A DoS condition can become

Re: chkrootkit has me worried!

2005-11-29 Thread Javier Fernández-Sanguino Peña
On Tue, Nov 29, 2005 at 04:34:11AM +, kevin bailey wrote: > hi, > > the following output looks like i've been rooted. Yes, it doesn't look like a false positive: > Checking `ls'... INFECTED > Checking `netstat'... INFECTED > Checking `ps'... INFECTED > Checking `top'... INFECTED Nasty. > S

Re: hardening checkpoints

2005-12-15 Thread Javier Fernández-Sanguino Peña
On Thu, Dec 15, 2005 at 05:20:19PM +, kevin bailey wrote: > > get DDOSed in retaliation (I am guessing really). Anyways on a > > multi-user web server it difficult to track down the vulnerable cgi > > unless you run the cgi's as the account owner (as apposed to all running > > as www-data), and

Re: hardening checkpoints

2005-12-15 Thread Javier Fernández-Sanguino Peña
On Thu, Dec 15, 2005 at 10:02:46PM +, kevin bailey wrote: > > > >> - i may need to access the server over ssh from anywhere. > > > > bad idea... what you can do .. the cracker can also do from "anywhere" > > > > at least, lock down incoming ssh from certain ip# > > vi hosts.deny > > ALL : AL

Re: closing unwanted ports - and what is 1720/tcp filtered H.323/Q.931

2005-12-16 Thread Javier Fernández-Sanguino Peña
On Thu, Dec 15, 2005 at 05:54:34PM -0500, Noah Meyerhans wrote: > On Thu, Dec 15, 2005 at 10:19:48PM +, kevin bailey wrote: > > good point - also the fact that the users stick their email passwords to > > their monitors using postits! > > Well, at least there's still *some* level of physical s

Re: closing unwanted ports - and what is 1720/tcp filtered H.323/Q.931

2005-12-18 Thread Javier Fernández-Sanguino Peña
On Fri, Dec 16, 2005 at 08:14:15AM -0500, Michael Stone wrote: > On Fri, Dec 16, 2005 at 01:27:57PM +0100, Javier Fernández-Sanguino Peña > wrote: > >On Thu, Dec 15, 2005 at 05:54:34PM -0500, Noah Meyerhans wrote: > >>Well, at least there's still *some* level of physi

Re: [SECURITY] [DSA 945-1] New antiword packages fix insecure temporary file creation

2006-01-19 Thread Javier Fernández-Sanguino Peña
On Tue, Jan 17, 2006 at 11:26:51PM +0100, Stefan Wiens wrote: > > I have reported this problem on Tue, 16 Nov 2004, bug ID #281656. When reporting these bugs please send them to the Security Team, not to the maintainer. Actually, the bug is not even tagged 'security'. Please see http://www.debian

Re: Security scanner

2006-01-24 Thread Javier Fernández-Sanguino Peña
On Tue, Jan 24, 2006 at 12:16:43AM +0100, Jaroslaw Tabor wrote: > Hi all! > > Has anyone know a network scanner I can run on Debian to search LAN for > unprotected windows shares ? Or maybe something looking for simple > passwords ? I'd like to automate discovering stupid users, leaving full

Re: nmap -sT and open ports from a friends

2006-02-03 Thread Javier Fernández-Sanguino Peña
On Fri, Feb 03, 2006 at 11:02:33PM +0100, [EMAIL PROTECTED] wrote: > Hi, > > this is the nmap -sT scan from a friend: I guess you both are not in the same ISP > > > nmap -sT internet_address > > Port State Service > 25/tcp filteredsmtp > 46/tcp openmpm-snd > 8

Re: avahi-daemon

2006-02-23 Thread Javier Fernández-Sanguino Peña
On Wed, Feb 22, 2006 at 08:59:40AM -0800, Rick Moen wrote: > Quoting aliban ([EMAIL PROTECTED]): > > > MS Blaster infected many million system within seconds... > > Relying on the vulnerable MSDE embedded SQL database engine being > embedded into a large number of consumer software products, and

Re: avahi-daemon

2006-02-23 Thread Javier Fernández-Sanguino Peña
On Thu, Feb 23, 2006 at 12:47:44PM +0100, aliban wrote: > > > I am sorry, but I am quite new linux and debian at all and you may excuse > my question: > > why is there no rule to "prompt the user" for all applications that open > ports on non-localhost? The default policy is a compromise between

Re: first A record of security.debian.org extremely slow

2006-03-03 Thread Javier Fernández-Sanguino Peña
On Fri, Mar 03, 2006 at 11:13:52AM +0100, Marc Haber wrote: > On Fri, Mar 03, 2006 at 11:11:30AM +0100, Rolf Kutz wrote: > > You can trigger the update via ssh or wget. > > The entire scheme strikes me as reinventing a mechanism which has been > existing for years now, being called cron-apt. I do

Re: avahi-daemon

2006-03-03 Thread Javier Fernández-Sanguino Peña
On Fri, Mar 03, 2006 at 02:36:38PM +0100, Loïc Minier wrote: > This is a desktop machine, it should permit sharing of files on your > local network. DNS servers have their port 53 open to respond to name > resolution queries, just consider your desktop installation to be a > name server respon

Re: avahi-daemon

2006-03-03 Thread Javier Fernández-Sanguino Peña
(IMHO this dicussion is reaching to a point in which it should move to d-devel instead, but I'll keep it here) On Thu, Mar 02, 2006 at 09:06:27PM +0100, Loïc Minier wrote: > On Thu, Feb 23, 2006, Javier Fernández-Sanguino Peña wrote: > > IMHO the problem here is having a mus

Internal trusted networks? (was Re: avahi-daemon)

2006-03-03 Thread Javier Fernández-Sanguino Peña
On Fri, Mar 03, 2006 at 06:47:34PM +0100, Loïc Minier wrote: > Hi, > > On Fri, Mar 03, 2006, Henrique de Moraes Holschuh wrote: > > Inside the network? Most managed networks have filtering at the borders, at > > key router nodes, and if it has a more advanced distributed-firewall > > ment

Re: avahi-daemon

2006-03-04 Thread Javier Fernández-Sanguino Peña
On Sat, Mar 04, 2006 at 10:31:02AM +0100, Loïc Minier wrote: > > And for the same thing, why would a typical desktop machine provide users > > to share even files! My desktop system at home (and my parent's and my > > uncle's and whatnot) are completely stand-alone desktop systems, connected > > t

Re: avahi-daemon

2006-03-04 Thread Javier Fernández-Sanguino Peña
On Sat, Mar 04, 2006 at 09:51:31AM +0100, Loïc Minier wrote: > On Fri, Mar 03, 2006, Joey Hess wrote: > > Standard Desktop task installs do not install Recommends anyway, so > > rhythmbox does not pull in avahi-daemon in those situations and you need > > to deal with that somehow. > > It's a but

Re: avahi-daemon

2006-03-04 Thread Javier Fernández-Sanguino Peña
On Sat, Mar 04, 2006 at 11:07:25AM +0100, Loïc Minier wrote: > I'm doing my final pass on the deb-sec part of this discussion, I don't > intend to participate much further, no new arguments are popping up. Quite sincerily, this discussion is getting nowhere. There are sufficient arguments in thi

Re: avahi-daemon

2006-03-04 Thread Javier Fernández-Sanguino Peña
On Sat, Mar 04, 2006 at 01:26:24PM -0500, Joey Hess wrote: > If avahi is not running, rhythmbox prints this to std(something) on > startup and/or when you enble sharing in its prefs: Notice that *most* users will not see this as they will start up rhythmbox from a GNOME application menu and not t

Re: avahi-daemon

2006-03-04 Thread Javier Fernández-Sanguino Peña
On Sat, Mar 04, 2006 at 11:32:20AM +0100, Loïc Minier wrote: > On Sat, Mar 04, 2006, Javier Fernández-Sanguino Peña wrote: > > Rhythmbox is a very easy to use music playing and management program > > which supports a wide range of audio formats (including mp3 and ogg). > >

Re: avahi-daemon

2006-03-04 Thread Javier Fernández-Sanguino Peña
On Sat, Mar 04, 2006 at 01:41:14PM -0500, Joey Hess wrote: > > - a default GNOME install should *not* install a network service, even if > > that > > enabled new features to the users. Consequently, if rhythmbox is part of > > the GNOME task, it should not pull in ahavi-daemon automatically >

Re: Internal trusted networks? (was Re: avahi-daemon)

2006-03-04 Thread Javier Fernández-Sanguino Peña
On Sat, Mar 04, 2006 at 10:12:56AM +0100, Loïc Minier wrote: > But you're still way more secure while sitting behind a NAT with > responsible coworkers than connected to the Internet directly, without > any firewall, and that's where desktops sit most of the time. Well, a NATed gateway is not t

Re: How to prevent daemons from ever being started?

2006-05-15 Thread Javier Fernández-Sanguino Peña
On Mon, May 15, 2006 at 05:09:28PM +0200, Uwe Hermann wrote: > Hi, > > just a random question I wanted to ask for quite a while now: > > What is "the Debian way" to prevent any daemon from ever starting, > whether upon reboot, upon upgrade, upon new install etc. Please see http://www.debian.org/

Asking for testers of Bastille 3.0.9

2006-07-02 Thread Javier Fernández-Sanguino Peña
I've recently uploaded a new version of Bastille (the *nix hardening tool, more info at http://bastille-linux.org) to the 'experimental' archive. The version of the package is 3.0.9-1 and it should work without any glitches in any sid / testing / stable Debian system. It can be downloaded from ht

Re: harden-doc: chapter 4.8 Restricting system reboots through the console

2006-09-17 Thread Javier Fernández-Sanguino Peña
On Sun, Sep 17, 2006 at 10:50:47AM +0200, Mario Fux wrote: > > change > > /sbin/shutdown -t1 -a -r now > > for /bin/false > > or anything else you whant to happen with ctrl-alt-delete > > Yes, I know. I seem to be unprecise. In harden-doc is written that when the > -a > option is included only u

Re: Is there a GUI client for nessus 3.0 running on Debian Sarge 3.1?

2006-10-17 Thread Javier Fernández-Sanguino Peña
On Tue, Oct 17, 2006 at 01:07:08PM -0700, headshot wrote: > Thanks! Is this a question? I provided a version of NessusClient (1.0.0.rc1) at http://people.debian.org/~jfs/nessus/client/ but I have not received any comments on it. If you want to test it out, go ahead. Regards Javier signature.

Re: help: duplicate MAC address

2006-10-18 Thread Javier Fernández-Sanguino Peña
On Wed, Oct 18, 2006 at 11:09:35AM +0800, Lestat V wrote: > I encouter an fake MAC address problem: > > I found that on ARP table of my computer, all IP addresses in my LAN > have a same and pecular MAC address. On ARP table of two other > computers in the same LAN as mine, different IP addresses

Re: help: duplicate MAC address

2006-10-19 Thread Javier Fernández-Sanguino Peña
On Thu, Oct 19, 2006 at 07:53:29AM +0800, Lestat V wrote: > I tried using "arp -an -i eth0" plus "arping [MAC]", and results: > dance:/home/lestat# arp -an -i eth0 > ? (10.100.105.251) at 00:07:84:52:55:3C [ether] on eth0 > ? (10.100.105.252) at 00:07:84:52:55:3D [ether] on eth0 > ? (10.100.105.250

Re: help: duplicate MAC address

2006-10-19 Thread Javier Fernández-Sanguino Peña
On Thu, Oct 19, 2006 at 11:01:39AM +0800, Lestat V wrote: > On 10/19/06, Lestat V <[EMAIL PROTECTED]> wrote: > >On 10/19/06, Javier Fernández-Sanguino Peña <[EMAIL PROTECTED]> wrote: > >> On Wed, Oct 18, 2006 at 11:09:35AM +0800, Lestat V wrote: > > I tried &q

Re: help needed

2006-11-06 Thread Javier Fernández-Sanguino Peña
On Mon, Nov 06, 2006 at 11:19:20AM +0100, Heilig Szabolcs wrote: > Hello! > > >http://jesusch.de/~jesusch/tmp/access.log > > There are many log entries with "something=http://"; style > pattern. These are common attack methods against default configured > servers with poorly written applications.

Re: "... creates temporary files in an insecure manner." Tutorial?

2006-11-23 Thread Javier Fernández-Sanguino Peña
On Mon, Nov 20, 2006 at 09:33:14PM -0700, s. keeling wrote: > > I'm wondering whether there might be some "secure temporary file > checklist" which should be part of the > indoctrinationinitiation phase for DDs? Well, I tried to write some information for DDs in the "Securing Debian Manual": Chap

Re: Mass update deployment strategy

2006-11-30 Thread Javier Fernández-Sanguino Peña
On Mon, Nov 27, 2006 at 08:37:42PM +0100, mario wrote: > Do you have a strategy or anything to automate this task a little more? > The server farm is growing and i might have to look after 20 or 30 > installations soon. I can already see myself updating ubuntu/debian > installations all day long :(

Re: RFH: Insecure directory creation?

2006-12-22 Thread Javier Fernández-Sanguino Peña
On Fri, Dec 22, 2006 at 01:51:20PM +0100, Loïc Minier wrote: > Would someone be so kind to either correct me or to help me word why > this is a bad idea? This is a bad idea because, if mach creates (on installation) /var/tmp/mach/something, and a rogue user creates (before installation) /var/tm

Re: RFH: Insecure directory creation?

2006-12-23 Thread Javier Fernández-Sanguino Peña
On Sat, Dec 23, 2006 at 11:20:12AM +0100, Loïc Minier wrote: > On Fri, Dec 22, 2006, Javier Fernández-Sanguino Peña wrote: > > I don't know how mach operates precisely, would you care to elaborate how > > and > > when does it use /var/tmp/mach/? What files are created th

Re: Mass update deployment strategy

2007-01-10 Thread Javier Fernández-Sanguino Peña
On Tue, Jan 09, 2007 at 08:08:36PM +0100, Florian Weimer wrote: > Does anyone publish Debian-specific OVAL signatures? Do you think > there is a need for them? Not that I know of, but I have a converter to OVAL signatures that can generate the XML files from the website contents. But somebody has

Re: Mass update deployment strategy

2007-01-10 Thread Javier Fernández-Sanguino Peña
On Wed, Jan 10, 2007 at 07:23:36PM +0100, Moritz Muehlenhoff wrote: > > Do you think there is a need for them? > > No, too much beaucracy for too little gain. What bureaucracy? Unlike CVE names, each vendor can generate their own OVAL signatures. For example: http://people.redhat.com/mjc/oval/ fo

New Snort 2.7 packages available in experimental

2007-07-31 Thread Javier Fernández-Sanguino Peña
Just a quick note to let people know that I have just upload packages for Snort version 2.7 (released some weeks ago) into experimental. I've also made an upload to the Snort 2.3 packages with a new set of rules (the 'Community rules') which increases the IDS signature ruleset by over 800 new sign

Re: strange requests from Vanguard Securities: 53,137,138

2007-08-20 Thread Javier Fernández-Sanguino Peña
On Sun, Aug 12, 2007 at 01:16:57PM -0700, Wade Richards wrote: > 2) If you really don't like the log messages, then reconfigure your firewall > to not >log dropped packets. Actually, it might be best to just drop (and not log) packets to these ports which are flowding your messages' log and l

Re: secure installation

2007-08-20 Thread Javier Fernández-Sanguino Peña
On Mon, Aug 20, 2007 at 09:04:18AM +, [EMAIL PROTECTED] wrote: > > I'm no security expert, but I would suggest that a benefit of > > 'Personal' firewalls is the provision of a simple, systematic way of > > restricting access to services. Yes, many apps offer some way of doing > > this, but rem

Re: secure installation

2007-08-20 Thread Javier Fernández-Sanguino Peña
On Fri, Aug 17, 2007 at 12:24:27AM +0200, Izak Burger wrote: > On 8/16/07, Jack T Mudge III <[EMAIL PROTECTED]> wrote: > > My personal view is that there are plenty of simpler distributions out > > there, > > knoppix for first-time users, Ubuntu/Suse for novices, and RedHat for people > > who need

Re: secure installation

2007-08-20 Thread Javier Fernández-Sanguino Peña
On Fri, Aug 17, 2007 at 10:01:54AM +0200, Johannes Wiedersich wrote: > PS 2: While we are at it: debian by default also does not install or > enable an automated system to install security updates. It is the > responsibility of the user to decide whether and when security updates > are installed.

Re: secure installation

2007-08-21 Thread Javier Fernández-Sanguino Peña
On Tue, Aug 21, 2007 at 09:32:35AM +, [EMAIL PROTECTED] wrote: > is one of those installed by default ? No, as I said, users have to select one of them and install it themselves. Regards Javier signature.asc Description: Digital signature

Re: secure installation

2007-08-21 Thread Javier Fernández-Sanguino Peña
On Tue, Aug 21, 2007 at 09:00:47AM +0200, Johannes Wiedersich wrote: > Not exactly true. Debian adds security repositories to apt's sources, > that's true. But it does _not_ automatically install them on your > system. It was my point that debian does not by default provide an > automated system to

Re: secure installation

2007-08-21 Thread Javier Fernández-Sanguino Peña
On Tue, Aug 21, 2007 at 09:06:18AM +, [EMAIL PROTECTED] wrote: > I imagine one of the available options would send you an email ? > or you could stick it the MOTD ... > whatabout headless web-interface controlled systems ? For those systems there's cron-apt and debsecan. Your choice. Both use

Re: Secure Installation

2007-08-21 Thread Javier Fernández-Sanguino Peña
On Fri, Aug 17, 2007 at 03:04:42PM -0700, Jack T Mudge III wrote: > On Thursday 16 August 2007 15:09, R. W. Rodolico wrote: > > Unfortunately, I have to point to some of the > > user oriented firewalls you get for windoze (which, to my knowledge, Linux > > does not have). When they are installed, t

Re: secure installation

2007-08-21 Thread Javier Fernández-Sanguino Peña
On Tue, Aug 21, 2007 at 05:13:43PM +0200, Johannes Wiedersich wrote: > > > > Educating users also involves raising awareness that they *have* to keep > > their system up-to-date with security patches both to prevent local and > > remote exploits. The fact that KDE (or Xfce) does not have an equiva

Re: secure installation

2007-08-22 Thread Javier Fernández-Sanguino Peña
On Wed, Aug 22, 2007 at 09:29:10AM +0200, Johannes Wiedersich wrote: > - From the documentation I gather, that update-manager would probably work > on kde, but that it just checks, if the package information has changed. > This would have to occur either manually or by some cron job, cron-apt > etc

Re: secure installation

2007-08-23 Thread Javier Fernández-Sanguino Peña
On Thu, Aug 23, 2007 at 10:15:25AM +0200, Johannes Wiedersich wrote: > > Did you actually tried update-notifier on KDE? > > Yes, it was installed on my system for some months, but it never > informed me about any update. (I get informed via > debian-security-announce, though and install updates '

Re: secure installation

2007-08-23 Thread Javier Fernández-Sanguino Peña
On Thu, Aug 23, 2007 at 10:15:25AM +0200, Johannes Wiedersich wrote: > Simply installing update-manager (on etch) does not necessarily notify > the user of security updates. It might 'automagically' work in some > situations, but as long as it doesn't do so in _any_ situation it will > just make ne

Re: chrooting rssh problem

2007-12-12 Thread Javier Fernández-Sanguino Peña
On Fri, Nov 02, 2007 at 09:35:16PM +0100, Julian Heinbokel wrote: > Am Donnerstag, 1. November 2007 07:06 schrieb Russ Allbery: > i found the instructions in /usr/share/doc/rssh/CHROOT.gz incomplete, so > after a long search i copied together this (ugly) skript, but by reading > it you might find t

Re: Manipulated squirrelmail download archives - how to detect such cases automatically in the Debian packaging process?

2007-12-25 Thread Javier Fernández-Sanguino Peña
On Fri, Dec 14, 2007 at 04:10:21PM +0100, Daniel Leidert wrote: > Now I know, some upstream authors automatically provide (signed) MD5 > sums together with their packages (I do for example). Is there anything > in the Debian packaging architecture to automatically get and compare > the MD5 hash of

Re: Why not have firewall rules by default?

2008-01-27 Thread Javier Fernández-Sanguino Peña
On Wed, Jan 23, 2008 at 01:15:18PM -0600, William Twomey wrote: > I guess my point is if the 'iptables' package is installed by default on > Debian, then better integration with Debian would probably be a good > idea. Iptables provides the tools, the init.d script was removed since it conflicte

Re: Why not have firewall rules by default?

2008-01-27 Thread Javier Fernández-Sanguino Peña
On Wed, Jan 23, 2008 at 11:22:41PM +0100, Florian Weimer wrote: > The daemon might have been installed by a package dependency, more or > less by accident. Debian should have a policy that all daemons bind to > the loopback interface by default, but as long as this is not the case, > I can underst

Re: Why not have firewall rules by default?

2008-01-29 Thread Javier Fernández-Sanguino Peña
On Mon, Jan 28, 2008 at 06:43:27PM +0100, Florian Weimer wrote: > > Debian has a policy to install as few network services as possible in a > > default install and bind them to the loopback interface if possible. > > Where is this described in Policy? Maybe 'policy' was a rather strict word. Actu

Re: Is oldstable security support duration something to be proud of?

2008-03-15 Thread Javier Fernández-Sanguino Peña
On Mon, Mar 10, 2008 at 04:13:43PM -0400, Filipus Klutiero wrote: > RHEL and derivatives: 7 years RHEL does offer support for 7 years, but that's paid-for support. Notice that you *cannot* use official RHEL updates without paying for it (up2date requires a paid subscription to Red Hat's Network).

Re: export problems on security updates?

2002-10-10 Thread Javier Fernández-Sanguino Peña
> > What might concern you is Spanish law regarding the use/import of > cryptography. > Which law might that be? Last I checked there was none. Javi

Re: AW: export problems on security updates?

2002-10-10 Thread Javier Fernández-Sanguino Peña
> > BTW, What ever happened to the EU urging citizens to use > cryptography because of ECHELON? I've doing some research... mainly on www.europa.eu.int. Maybe this enligtens you: http://europa.eu.int/ISPO/eif/InternetPoliciesSite/Crime/PublicHearingPresentations/AOL.html Even there is some debat

Re: a nessus developpers joke?

2002-10-14 Thread Javier Fernández-Sanguino Peña
On Sun, Oct 13, 2002 at 02:48:15PM +0200, WebMaster wrote: > hi all, > > > is there a monster bug in nessus for woody? > > i scaned a woody server from 2 differents hosts (woody server also) (...) > it detected a trinoo for linux The 'trinoo' test in Nessus is (was?) flawed and led to

Named daemon and port 32770? (and port 32985 on restart)

2002-10-15 Thread Javier Fernández-Sanguino Peña
Consider this: $ sudo lsof -ni |grep named named 3267 root4u IPv4 512 UDP *:32770 named 3267 root 20u IPv4 508 UDP 127.0.0.1:domain named 3267 root 21u IPv4 509 TCP 127.0.0.1:domain (LISTEN) named 3267 root 22u IPv4

Re: Named daemon and port 32770? (and port 32985 on restart)

2002-10-15 Thread Javier Fernández-Sanguino Peña
On Tue, Oct 15, 2002 at 11:50:10AM +0200, Christian Schuerer-Waldheim wrote: > Hi! > > > > Any ideas on why there is a single UDP port open? My configuration is > > pretty simple, no controls configured for the name server and a 'listen-on > > port 53' statement in the config file > > As I

Re: Vulnerabilities found by Nessus

2002-10-15 Thread Javier Fernández-Sanguino Peña
On Tue, Oct 15, 2002 at 01:33:38PM +0200, Kjetil Kjernsmo wrote: > Hi everybody! > > Now, I have finally configured all the security features that I wanted, (...) > > Well, I don't know if I should be alarmed, I guess the whole reason for > running nessus is to be alarmed, so I am... :-) And it

Re: Vulnerabilities found by Nessus

2002-10-15 Thread Javier Fernández-Sanguino Peña
jOn Tue, Oct 15, 2002 at 02:11:51PM +0200, Kjetil Kjernsmo wrote: > On Tuesday 15 October 2002 13:59, Javier Fernández-Sanguino Peña wrote: > > Try to reproduce this behavior. You can launch the attacks > > manually using 'nasl name-of-the-script' and trace the mai

Re: Security problem with slapd/slurpd?

2002-10-17 Thread Javier Fernández-Sanguino Peña
On Wed, Oct 16, 2002 at 11:08:11AM +0200, Massimiliano Mirra wrote: > > Am I missing something or should a bug be filed? I would say a bug needs to be fixed (based on your account of the issue :) Let the maintainer/security team, take a further look into this.. Javi

Re: ssh "banner"

2002-10-22 Thread Javier Fernández-Sanguino Peña
I'm starting to get bored of pople replying nonsense without tesint it themselves. On Fri, Oct 18, 2002 at 09:19:01PM +0200, Vasarhelyi asd Daniel wrote: > > issue(5) might help some of you about pre-login banner and daemon(s) > > banner version. > Banner gets diplayed _after_ successful l

Re: ssh "banner"

2002-10-22 Thread Javier Fernández-Sanguino Peña
On Fri, Oct 18, 2002 at 11:08:52AM -0400, Phillip Hofmeister wrote: > On Fri, 18 Oct 2002 at 03:50:12PM +0200, [EMAIL PROTECTED] wrote: > > Why isn't it done by default ? > You would have to ask the maintainer... > Oh! Better: file a bug. No! Wait! It's already done [1] >:-|

Re: [OT] secure, minimal Debian installation for linux-based thin clients?

2002-10-22 Thread Javier Fernández-Sanguino Peña
On Fri, Oct 18, 2002 at 12:41:37PM -0700, Chris Majewski wrote: > There is obviously more than one solution here, so I'm looking for > recommendations. We care about security; we don't want to run any > services we don't need, etc. Reliability is key, so your uncle's > friend's broth

Re: Securing Apache: vserver or chroot ?

2002-10-22 Thread Javier Fernández-Sanguino Peña
On Sat, Oct 19, 2002 at 01:29:40PM +0200, Alexander Neumann wrote: > Hi Jesus, > > Jesus Climent wrote: > > * Chroot > > > > The linux system call to jail a subtree. > > > > Has to be created and maintained manually. > > You can try 'jailtool', if you like: > > $ apt-cache show jailtool > [..

Re: tiger templates

2002-10-25 Thread Javier Fernández-Sanguino Peña
On Thu, Oct 24, 2002 at 09:22:16PM -0400, Hubert Chan wrote: > > "Michael" == Michael West <[EMAIL PROTECTED]> writes: > > [...] > > Michael> I would like to ignore this, so I copy the file to: > Michael> /etc/tiger/check_accounts.template so that it will no longer be > Michael> reported. Bu

Re: questions about chrooting bind 8.3.3

2002-10-31 Thread Javier Fernández-Sanguino Peña
On Wed, Oct 30, 2002 at 11:43:28PM +0100, J.J. van Gorkum wrote: > > Maybe I'm too much an old school admin but 'they' allways told me to > move all the libraries into the chroot environment (no symlinks > watsoever) and even (if possible) move the whole chroot environment > onto an special (read

Re: tiger reporting thousands of files with "undefined groups ownership"

2002-11-04 Thread Javier Fernández-Sanguino Peña
On Sat, Nov 02, 2002 at 01:18:03PM +, Carlos Sousa wrote: > > # pwck -r > user news: directory /var/spool/news does not exist > user uucp: directory /var/spool/uucp does not exist > user majordom: directory /usr/lib/majordomo does not exist > user postgres: directory /var/lib/postgres does not

Re: Bind 4 & 8 issues

2002-11-13 Thread Javier Fernández-Sanguino Peña
On Wed, Nov 13, 2002 at 12:31:48AM -0500, Roger Ward wrote: > It is my understanding all of these vulnerabilities exist in the *stock* > version of Bind 8.3.3-REL from ISC. > > Have any of these issues been addressed in the current version? I can't speak for the security team (since I'm

Re: test of non-subscribed user

2002-11-26 Thread Javier Fernández-Sanguino Peña
On Tue, Nov 26, 2002 at 09:50:16PM +0100, Thomas Fischer wrote: > hi Ted > > On Tue, Nov 26, 2002 at 09:19:43AM -0800, Ted Parvu wrote: > > Hmmm, my bad > > > > No need to dredge up an old topic. However, I could > > not find a FAQ for this list? Does one exist? > > > > not a faq, but i

Re: Howto verify packages with apt-get (gpg?)

2002-11-29 Thread Javier Fernández-Sanguino Peña
On Fri, Nov 29, 2002 at 03:50:09PM +0100, Fred Bowman wrote: > hi there. > (..) > > i checked the debian webpage, faq and searched mailing list but with no > result. > thanx for any hint! You didn't look (deeply) enough: http://www.debian.org/doc/user-manuals#securing more spec

Re: port 113

2002-12-02 Thread Javier Fernández-Sanguino Peña
On Mon, Dec 02, 2002 at 11:13:28AM -, Andy Coates wrote: > > Netbios related probes I think (windows machines). If you don't have > any win machines, ignore it. > > Easiest place for these sort of queries is google - plenty of people ask > the same type of questions. > Better yet:

Re: Updating Snort Signatures In Stable ?

2002-12-06 Thread Javier Fernández-Sanguino Peña
On Fri, Dec 06, 2002 at 04:18:52AM +, Nick Boyce wrote: > > If so, are there any special steps required to integrate such a > download into our Debian Woody system ? Yes. See below. > > Alternatively, I note there are later signature packages in testing > and unstable - can we use th

Re: Updating Snort Signatures In Stable ?

2002-12-07 Thread Javier Fernández-Sanguino Peña
On Sat, Dec 07, 2002 at 02:46:01AM +, Nick Boyce wrote: > I'd suggest maybe a note about V1.8.4 being "useless" should be added > to http://packages.debian.org/stable/net/snort.html, along with some > advice about getting signature updates (i.e. roll your own). Why not file a bug? > >

Re: Possible security violation in the suck-package?

2002-12-07 Thread Javier Fernández-Sanguino Peña
On Sat, Dec 07, 2002 at 12:52:02AM +0100, Marcus Frings wrote: > Any comments concerning this are very welcome. Please file and appropiate bug against the package (the maintainer needs not read this list) and contact the security team ([EMAIL PROTECTED]) so they can evaluate this and prepa

Re: Updating Snort Signatures In Stable ?

2002-12-09 Thread Javier Fernández-Sanguino Peña
On Mon, Dec 09, 2002 at 12:32:21AM +, Nick Boyce wrote: > >On Sat, Dec 07, 2002 at 02:46:01AM +, Nick Boyce wrote: > >> I'd suggest maybe a note about V1.8.4 being "useless" should be added > >> to http://packages.debian.org/stable/net/snort.html, along with some > >> advice about getting s

Custom firewalls using Debian? (lol!)

2002-12-10 Thread Javier Fernández-Sanguino Peña
I was just wondering. Has anyone built one of the 'Fran CISCO' firewalls? Read this and enjoy: (in Spanish) http://www.ofp-spain.com/franCISCO/ (english translation by Google) http://translate.google.com/translate?u=http%3A%2F%2Fwww.ofp-spain.com%2FfranCISCO%2F&langpair=es%7Cen&hl=es&ie=UTF-8&oe=U

Re: init.d startup sequence for shorewall

2002-12-10 Thread Javier Fernández-Sanguino Peña
On Tue, Dec 10, 2002 at 03:39:35PM -0800, Yogesh Sharma wrote: > > In my opinion shorewall must be started as soon as network is up. > > What does list sugguests ? Is this a security problem ? Yes this is a security issue, if you take iptables, for example, it is run in S10. Any firewalling scri

Re: init.d startup sequence for shorewall

2002-12-13 Thread Javier Fernández-Sanguino Peña
On Thu, Dec 12, 2002 at 01:07:48PM -0800, Jeremy A. Puhlman wrote: > > Actually that seems to be a highly secure firewall...Firewalls with no power > cannot > be compromised via the network:-) Neither can this one: http://www.ranum.com/pubs/a1fwall/ :) Javi pgprCjwQ1Z3Sc.pgp Des

Re: init.d startup sequence for shorewall

2002-12-13 Thread Javier Fernández-Sanguino Peña
On Thu, Dec 12, 2002 at 04:18:17PM -0500, Raymond Wood wrote: > There have been several responses to Yogesh's question, but none > of them provide a clear and straightforward answer. Ok. Let me try again: this is a security risk. A gateway firewall _needs_ to be setup the following way: 0.- s

Re: init.d startup sequence for shorewall

2002-12-13 Thread Javier Fernández-Sanguino Peña
On Fri, Dec 13, 2002 at 05:17:09PM +0200, Pavel Minev Penev wrote: > /etc/network/interfaces > > pre-up > I know you can do it there. Unfortunately, firewall packages in debian (even ones I have packaged) do not do this properyl (yet). Regards Javi pgpv1X9dTJ7IA.

Re: Dedicated Firewall + snmpd smux 199/tcp

2002-12-14 Thread Javier Fernández-Sanguino Peña
On Sat, Dec 14, 2002 at 02:27:48PM +0100, Matthias Hentges wrote: > Hello all! > > I'm in the process of setting up a dedicated firewall for my home > network. It only runs four services: smtp, snmp, ssh and fwlogwatch. (...) > but snmpd still listens on port 199/tcp (smux) on my internet IP. (..

Re: Need an advise about isolating a host in the DMZ

2002-12-18 Thread Javier Fernández-Sanguino Peña
On Wed, Dec 18, 2002 at 11:42:16AM +0200, Haim Ashkenazi wrote: > Hi > (...) > > I thought about 2 solutions so far: > 1. putting iptables on all the other computers in the DMZ. > 2. connecting this host to another VLAN and set this >configuration on the switch (I hav

Re: Putting Apache, PHP, Tomcat and CGI in a jail

2003-01-04 Thread Javier Fernández-Sanguino Peña
On Sat, Jan 04, 2003 at 09:00:45PM +0200, Martynas Domarkas wrote: > Hi, I'm currently trying to use makejail... it does not work very good. Could you elaborate more on this? I would like to know which issues have you come up with. Also, you might want to take a loot at the (recen

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