Proposal: OpenSSH 2.3.0/2.5.1 to proposed updates

2001-03-01 Thread Steve
Hi, Would it be possible for the latest version of OpenSSH (2.5.1 in unstable) to be back-ported to potato and added to proposed updates once it enters testing. I propose this due to the recent set of ssh vulnerabilities most (all?) of which didn't apply to 2.3.0, and the concerns over the funda

Re: SSH with potato, not very secure?

2001-03-01 Thread Runar Bell
Hi, and thanks to everybody for all the useful information I have received. :) One good thing about using SSH2.4 in stead of OpenSSH is that if someone installed an RSA key in my .ssh/authorized_keys file, it would be of no use :) Besides, I have heard that the SSH1.1 protocol is unsecure, and th

Re: Quitting debian-java

2001-03-01 Thread Alexander Hvostov
[Note: This is Cc'd to debian-devel and debian-security because of the discussion regarding RMS' su diatribe; subscribers to these lists might find it interesting, scroll down past the Java stuff if you are, and feel free to ignore this message if you're not. Please don't flame me. I'm thin-skinne

Re: Wrong DNS configuration. Which?

2001-03-01 Thread schwack
To me that doesn't look like misconfigured DNS at all. To me it looks like sombodies trying to find mailservers that will allow them to relay mail, or they are trying to relay mail from a bogus domain (which is why you can't do a reverse lookup nor 'DIG' info on the remote machine). Its a common pr

Re: Wrong DNS configuration. Which?

2001-03-01 Thread schwack
To me that doesn't look like misconfigured DNS at all. To me it looks like sombodies trying to find mailservers that will allow them to relay mail, or they are trying to relay mail from a bogus domain (which is why you can't do a reverse lookup nor 'DIG' info on the remote machine). Its a common p

Re: SSH with potato, not very secure?

2001-03-01 Thread Noah L. Meyerhans
On Thu, Mar 01, 2001 at 09:32:19AM +0100, Runar Bell wrote: > 1) I noticed that somebody had logged in to my computer using my username. > I can't see how they could have discovered my password (7 letters, > > 2) When inspecting /var/log/messages I noticed quite a lot of attempts to > send a buff

Re: SSH with potato, not very secure?

2001-03-01 Thread Hubert Chan
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 > "Richard" == Richard <[EMAIL PROTECTED]> writes: Richard> Use Openssh, opensource leeds to more secure systems and I Richard> belive it has less security bug's. (just keep updated) Not true. Open source has the *potential* to be more secure (

Re: SSH with potato, not very secure?

2001-03-01 Thread Noah L. Meyerhans
On Thu, Mar 01, 2001 at 09:32:19AM +0100, Runar Bell wrote: > 1) I noticed that somebody had logged in to my computer using my username. > I can't see how they could have discovered my password (7 letters, > > 2) When inspecting /var/log/messages I noticed quite a lot of attempts to > send a buf

Re: SSH with potato, not very secure?

2001-03-01 Thread Hans Spaans
On Thursday 01 March 2001 14:08, Maarten Vink wrote: > Yes it does, security.debian.org is located somewhere outside the US and > also carries non-US updates. security.debian.org is located in The Netherlands at the Rijks Universiteit Leiden to be correctly. Hans

Re: SSH with potato, not very secure?

2001-03-01 Thread Ethan Benson
On Thu, Mar 01, 2001 at 05:07:43AM +, Jacob Meuser wrote: > > My potatos have > deb http://security.debian.org stable/updates main contrib non-free > in /etc/apt/sources.list > That was in there by default, I just uncommented it. (it was there in r0 too, it was there but commented out by d

Re: Disabling Accounts

2001-03-01 Thread Ethan Benson
On Fri, Feb 02, 2001 at 04:27:52PM +0300, Vasily Korytov wrote: > Hello Magus, > > > I have a question about /etc/passwd... > > > I typically go thru and put a * in all accounts except for 'root' and change > > the shell to '/bin/false' when I first setup a box, to make sure the account > > canno

Re: SSH with potato, not very secure?

2001-03-01 Thread Hubert Chan
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 > "Richard" == Richard <[EMAIL PROTECTED]> writes: Richard> Use Openssh, opensource leeds to more secure systems and I Richard> belive it has less security bug's. (just keep updated) Not true. Open source has the *potential* to be more secure

Re: SSH with potato, not very secure?

2001-03-01 Thread Hans Spaans
On Thursday 01 March 2001 14:08, Maarten Vink wrote: > Yes it does, security.debian.org is located somewhere outside the US and > also carries non-US updates. security.debian.org is located in The Netherlands at the Rijks Universiteit Leiden to be correctly. Hans -- To UNSUBSCRIBE, email to

Re: Disabling Accounts

2001-03-01 Thread Vasily Korytov
Hello Magus, > I have a question about /etc/passwd... > I typically go thru and put a * in all accounts except for 'root' and change > the shell to '/bin/false' when I first setup a box, to make sure the account > cannot be logged into. Is there a specific reason why this is not done? Are > there

Re: SSH with potato, not very secure?

2001-03-01 Thread Ethan Benson
On Thu, Mar 01, 2001 at 05:07:43AM +, Jacob Meuser wrote: > > My potatos have > deb http://security.debian.org stable/updates main contrib non-free > in /etc/apt/sources.list > That was in there by default, I just uncommented it. (it was there in r0 too, it was there but commented out by

Re: Disabling Accounts

2001-03-01 Thread Ethan Benson
On Fri, Feb 02, 2001 at 04:27:52PM +0300, Vasily Korytov wrote: > Hello Magus, > > > I have a question about /etc/passwd... > > > I typically go thru and put a * in all accounts except for 'root' and change > > the shell to '/bin/false' when I first setup a box, to make sure the account > > cann

Re: SSH with potato, not very secure?

2001-03-01 Thread Maarten Vink
Jacob Meuser wrote: > > > My potatos have > deb http://security.debian.org stable/updates main contrib non-free > in /etc/apt/sources.list > That was in there by default, I just uncommented it. (it was there in r0 too, > by the way). I never thought about it, but that doesn't cover the non-US >

Re: SSH with potato, not very secure?

2001-03-01 Thread Jacob Meuser
On Wed, Feb 28, 2001 at 11:51:32PM -0900, Ethan Benson wrote: > > the first thing you should add to a newly installed debian system is: > > ## security updates > deb http://security.debian.org/debian-security/ potato/updates main contrib > deb http://security.debian.org/debian-non-US/ potato/non-

Re: SSH with potato, not very secure?

2001-03-01 Thread Richard
Hi, On Thu, 1 Mar 2001, Runar Bell wrote: > Hi, > > I installed potato three weeks ago, only adding debian-packages with > dselect and apt-get. I didn't add much either. The problem was that: Did you put security.debian.org in /etc/apt/sources.list ? > 1) I noticed that somebody had logged i

Re: Disabling Accounts

2001-03-01 Thread Vasily Korytov
Hello Magus, > I have a question about /etc/passwd... > I typically go thru and put a * in all accounts except for 'root' and change > the shell to '/bin/false' when I first setup a box, to make sure the account > cannot be logged into. Is there a specific reason why this is not done? Are > ther

Re: SSH with potato, not very secure?

2001-03-01 Thread Maarten Vink
Jacob Meuser wrote: > > > My potatos have > deb http://security.debian.org stable/updates main contrib non-free > in /etc/apt/sources.list > That was in there by default, I just uncommented it. (it was there in r0 too, > by the way). I never thought about it, but that doesn't cover the non-US >

Re: SSH with potato, not very secure?

2001-03-01 Thread Jacob Meuser
On Wed, Feb 28, 2001 at 11:51:32PM -0900, Ethan Benson wrote: > > the first thing you should add to a newly installed debian system is: > > ## security updates > deb http://security.debian.org/debian-security/ potato/updates main contrib > deb http://security.debian.org/debian-non-US/ potato/non

Re: SSH with potato, not very secure?

2001-03-01 Thread Richard
Hi, On Thu, 1 Mar 2001, Runar Bell wrote: > Hi, > > I installed potato three weeks ago, only adding debian-packages with > dselect and apt-get. I didn't add much either. The problem was that: Did you put security.debian.org in /etc/apt/sources.list ? > 1) I noticed that somebody had logged

Re: Wrong DNS configuration. Which?

2001-03-01 Thread Ducrot Bruno
On Wed, Feb 28, 2001 at 10:14:05PM -0800, Jamie Heilman wrote: > Romanenko M.A. wrote: > > > Am I right, that sendmail's check_mail rejects connection because there > > are no A-record for tgngu.tyumen.ru in other side DNS configuration? > > Yes, now if you believe this is a desirable configurati

Re: SSH with potato, not very secure?

2001-03-01 Thread Ethan Benson
On Thu, Mar 01, 2001 at 09:32:19AM +0100, Runar Bell wrote: > > 2) When inspecting /var/log/messages I noticed quite a lot of attempts to > send a buffer overflow (or something like that) on the port running > rcp.statd. Is there some security hole there I am not aware of? I have > removed portmap

SSH with potato, not very secure?

2001-03-01 Thread Runar Bell
Hi, I installed potato three weeks ago, only adding debian-packages with dselect and apt-get. I didn't add much either. The problem was that: 1) I noticed that somebody had logged in to my computer using my username. I can't see how they could have discovered my password (7 letters, containing bo

Re: stupid ?!? question : how secure is...

2001-03-01 Thread Nathan Dabney
I suggest using ipchains/iptables to block any other input to the machine itself (except for of course for the port you want forwarded.) Remember, attacks can still get to the web server that the packets are getting forwarded to. (granted, via cgi cuts down on allot of the standard hack-in-th

Re: Wrong DNS configuration. Which?

2001-03-01 Thread Ducrot Bruno
On Wed, Feb 28, 2001 at 10:14:05PM -0800, Jamie Heilman wrote: > Romanenko M.A. wrote: > > > Am I right, that sendmail's check_mail rejects connection because there > > are no A-record for tgngu.tyumen.ru in other side DNS configuration? > > Yes, now if you believe this is a desirable configurat

Re: SSH with potato, not very secure?

2001-03-01 Thread Ethan Benson
On Thu, Mar 01, 2001 at 09:32:19AM +0100, Runar Bell wrote: > > 2) When inspecting /var/log/messages I noticed quite a lot of attempts to > send a buffer overflow (or something like that) on the port running > rcp.statd. Is there some security hole there I am not aware of? I have > removed portma

SSH with potato, not very secure?

2001-03-01 Thread Runar Bell
Hi, I installed potato three weeks ago, only adding debian-packages with dselect and apt-get. I didn't add much either. The problem was that: 1) I noticed that somebody had logged in to my computer using my username. I can't see how they could have discovered my password (7 letters, containing b

Re: Wrong DNS configuration. Which?

2001-03-01 Thread Jamie Heilman
Romanenko M.A. wrote: > Am I right, that sendmail's check_mail rejects connection because there > are no A-record for tgngu.tyumen.ru in other side DNS configuration? Yes, now if you believe this is a desirable configuration or not is another matter, but that is probably what is happening. It mi

Wrong DNS configuration. Which?

2001-03-01 Thread Romanenko M.A.
Someone has been failing to connect to my sendmail for several days. My syslog is full with error messages: [...] Mar 1 08:29:08 lee sendmail[1042]: f213T8o01042: ruleset=check_mail, arg1=<[EMAIL PROTECTED]>, relay=server.tgngu.tyumen.ru [194.67.48.89] (may be forged), reject=451 4.1.8 <[EMAIL