Re: [Fwd: security]

2005-01-30 Thread Rich Puhek
Luis M wrote: (snip) 6. use the AllowUsers option in sshd_config and put a comma separated list of users that are allowed to login remotely. All other users will simply be denied access. 7. Use tcp_wrappers to allow only a handful of IPs to login remotely to your box. If you don't have a static IP

Re: [Fwd: security]

2005-01-30 Thread Jeffrey L. Taylor
This requires the ipt_recent IPtables module, among others, and it is in 2.4.22+ and 2.6 kernels. Both in testing. And requires upgrading libc6, so use at your own risk. Jeffrey Quoting Jeffrey L. Taylor <[EMAIL PROTECTED]>: > A possible improvement: > > http://www.soloport.com/iptables.html >

Re: [Fwd: security]

2005-01-30 Thread Luis M
On Sat, 29 Jan 2005 14:48:44 -0500, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > On Sat, Jan 29, 2005 at 03:05:35PM +, michael wrote: > > On debian-user it was suggested I also post this here, thanks, Michael > > Forwarded Message > > From: michael <[EMAIL PROTECTED]> [snip]

Re: [Fwd: security]

2005-01-30 Thread Gerrit Pape
On Sun, Jan 30, 2005 at 10:49:54AM -0200, Henrique de Moraes Holschuh wrote: > On Sat, 29 Jan 2005, [EMAIL PROTECTED] wrote: > > There are a lot of SSH brute force attacking scripts out there right > > now. I see them here at home and I see them try to get into the work > > machines all of the tim

Re: [Fwd: security]

2005-01-30 Thread Henrique de Moraes Holschuh
On Sat, 29 Jan 2005, [EMAIL PROTECTED] wrote: > There are a lot of SSH brute force attacking scripts out there right > now. I see them here at home and I see them try to get into the work > machines all of the time. A firewall will help you, but you will want > to ensure that SSH is secured as we

Re: [Fwd: security]

2005-01-29 Thread Paul Day
On Sat, 29 Jan 2005, michael wrote: On debian-user it was suggested I also post this here, thanks, Michael I notice that frequently many machines around here get attacked by a potential hacker (a prog I guess) trying lots of usernames to get in to all the machines, using the same set of usernames

Re: [Fwd: security]

2005-01-29 Thread smj
On Sat, Jan 29, 2005 at 03:05:35PM +, michael wrote: > On debian-user it was suggested I also post this here, thanks, Michael > Forwarded Message > From: michael <[EMAIL PROTECTED]> > To: debian user > Subject: security > Date: Fri, 28 Jan 2005 09:46:31 + > I notice that

Re: [Fwd: security]

2005-01-29 Thread Jeffrey L. Taylor
A possible improvement: http://www.soloport.com/iptables.html Quoting Steve Suehring <[EMAIL PROTECTED]>: > > Could it be this? > > http://lists.sans.org/pipermail/intrusions/2004-August/008357.html > > You didn't specify which usernames were being used, so it's tough to > tell if that's the

Re: [Fwd: security]

2005-01-29 Thread michael
On Sat, 2005-01-29 at 09:44 -0600, Steve Suehring wrote: > Could it be this? > > http://lists.sans.org/pipermail/intrusions/2004-August/008357.html > > You didn't specify which usernames were being used, so it's tough to > tell if that's the same. There seems to be two sets, one is half a dozen

Re: [Fwd: security]

2005-01-29 Thread Demonen
> > I'm sure others have appropriate suggestions as well. > I've had similar problems myself so I threw together a little perl just to check what usernames are being used so I can make a note of never allowing any of them to be a valid one. It's not very pretty, but you're welcome to it: http:/

Re: [Fwd: security]

2005-01-29 Thread Steve Suehring
Could it be this? http://lists.sans.org/pipermail/intrusions/2004-August/008357.html You didn't specify which usernames were being used, so it's tough to tell if that's the same. A couple of simple and quick things that I might do if this was a concern: -Setup an iptables firewall on the boxe

Re: [Fwd: security]

2005-01-29 Thread Jan Lühr
Greetings,... Am Samstag, 29. Januar 2005 16:05 schrieb michael: > On debian-user it was suggested I also post this here, thanks, Michael > Forwarded Message > From: michael <[EMAIL PROTECTED]> > To: debian user > Subject: security > Date: Fri, 28 Jan 2005 09:46:31 + > I not

[Fwd: security]

2005-01-29 Thread michael
On debian-user it was suggested I also post this here, thanks, Michael Forwarded Message From: michael <[EMAIL PROTECTED]> To: debian user Subject: security Date: Fri, 28 Jan 2005 09:46:31 + I notice that frequently many machines around here get attacked by a potential hacker

Re: [Fwd: [SECURITY] [DSA-131-1] Apache chunk handling vulnerability]

2002-06-19 Thread Alan James
On Wed, 19 Jun 2002 13:46:14 +1000, Shane Machon <[EMAIL PROTECTED]> wrote: >Does anyone know if this effects potato's apache-ssl package also? Yes it does. >Is anyone able to confirm this? > The maintainer ? http://lists.debian.org/debian-apache/2002/debian-apache-200206/msg00024.html -- To

Re: [Fwd: [SECURITY] [DSA-131-1] Apache chunk handling vulnerability]

2002-06-19 Thread Wichert Akkerman
Previously Shane Machon wrote: > Does anyone know if this effects potato's apache-ssl package also? It does. Same for apache-perl. I'll have fixed for both of those out today, I really needed to get some sleep first though. Wichert. --

[Fwd: [SECURITY] [DSA-131-1] Apache chunk handling vulnerability]

2002-06-18 Thread Shane Machon
Hi, Does anyone know if this effects potato's apache-ssl package also? Is anyone able to confirm this? Cheers, Shane.--- Begin Message --- -BEGIN PGP SIGNED MESSAGE- - Debian Security Advisory DSA-131-1