Re: [gentoo-user] how can i tell if a daemon has been patched?

2004-01-15 Thread Christoph Gysin
Greg Bolshaw wrote:
Nessus *does* check the version string, but only to provide it for your
information. It will try to exploit all known bugs in sshd. In my
opinion, this is the only way to be certain you're not vulnerable.
Search for ssh at http://cgi.nessus.org/plugins/search.html to see a
list of the vulns that will be identified.
been there, done that.

This is what nessus.org has to say:

---snipp---
Note that several distribution patched this hole without changing
the version number of OpenSSH. Since Nessus solely relied on the
banner of the remote SSH server to perform this check, this might
be a false positive.
---snipp---
bye, Christoph

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Re: [gentoo-user] how can i tell if a daemon has been patched?

2004-01-14 Thread Greg Bolshaw
On Tue, 2004-01-13 at 20:11, gabriel wrote:
 i'm working on a linux box here @work that's running a little-known distro 
 called neos and i'm trying to determine if the ssh daemon that's running on 
 it is free of all the scary bugs that have appeared over the last year.

Probably best to install Nessus (http://www.nessus.org/) or similar and
scan for vulns in the SSH daemon.

-- 
Kind regards

Greg Bolshaw
Consultant
Linux Technologies
http://www.linuxtechnologies.co.uk/


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Re: [gentoo-user] how can i tell if a daemon has been patched?

2004-01-14 Thread Guy Van Sanden
On Wed, 2004-01-14 at 11:49, Greg Bolshaw wrote:
 On Tue, 2004-01-13 at 20:11, gabriel wrote:
  i'm working on a linux box here @work that's running a little-known distro 
  called neos and i'm trying to determine if the ssh daemon that's running on 
  it is free of all the scary bugs that have appeared over the last year.
 
 Probably best to install Nessus (http://www.nessus.org/) or similar and
 scan for vulns in the SSH daemon.

Nessus only checks the version string to check if a daemon is
vulnerable.
Some distro's have backported fixes, so they appear to run a vulnerable
verion when they are not.
-- 
__  

Guy Van Sanden 
http://unixmafia.port5.com  

Registered Linux user #249404 - September 1997
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Re: [gentoo-user] how can i tell if a daemon has been patched?

2004-01-14 Thread qwerty
Nessus is a nice util for security testing, maybe the best arround.

But if you just wanna know if that sshd is vulnerable do a ssh -V and look for 
the result, the secure version is 3.7.1p2.

Also there is a list for gentoo-servers if you are interested.

 On Tue, 2004-01-13 at 20:11, gabriel wrote:
 i'm working on a linux box here @work that's running a little-known
 distro  called neos and i'm trying to determine if the ssh daemon
 that's running on  it is free of all the scary bugs that have appeared
 over the last year.
 
 Probably best to install Nessus (http://www.nessus.org/) or similar and
 scan for vulns in the SSH daemon.
 
 -- 
 Kind regards
 
 Greg Bolshaw
 Consultant
 Linux Technologies
 http://www.linuxtechnologies.co.uk/
 
 



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Re: [gentoo-user] how can i tell if a daemon has been patched?

2004-01-14 Thread Greg Bolshaw
On Wed, 2004-01-14 at 11:08, Guy Van Sanden wrote:
 On Wed, 2004-01-14 at 11:49, Greg Bolshaw wrote:
  On Tue, 2004-01-13 at 20:11, gabriel wrote:
   i'm working on a linux box here @work that's running a little-known distro 
   called neos and i'm trying to determine if the ssh daemon that's running on 
   it is free of all the scary bugs that have appeared over the last year.
  
  Probably best to install Nessus (http://www.nessus.org/) or similar and
  scan for vulns in the SSH daemon.
 
 Nessus only checks the version string to check if a daemon is
 vulnerable.

Nessus *does* check the version string, but only to provide it for your
information. It will try to exploit all known bugs in sshd. In my
opinion, this is the only way to be certain you're not vulnerable.

Search for ssh at http://cgi.nessus.org/plugins/search.html to see a
list of the vulns that will be identified.

-- 
Kind regards

Greg Bolshaw
Consultant
Linux Technologies
http://www.linuxtechnologies.co.uk/


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[gentoo-user] how can i tell if a daemon has been patched?

2004-01-13 Thread gabriel
i'm working on a linux box here @work that's running a little-known distro 
called neos and i'm trying to determine if the ssh daemon that's running on 
it is free of all the scary bugs that have appeared over the last year.

typing sshd -v gives me this:

  # sshd -v
  sshd: illegal option -- v
  sshd version OpenSSH_3.0.2p1
  Usage: sshd [options]
  ...

and since i'm running OpenSSH_3.7.1p2 on my gentoo system, i wonder if the 
above is patched for all the holes.  how can i tell?

-- 
the hottest places in hell are reserved for those who in times of great moral 
crises maintain their neutrality.
- dante aleghieri (1265-1321)


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Re: [gentoo-user] how can i tell if a daemon has been patched?

2004-01-13 Thread brettholcomb
Check the Openssh web site.

 
 From: gabriel [EMAIL PROTECTED]
 Date: 2004/01/13 Tue PM 03:11:36 EST
 To: [EMAIL PROTECTED]
 Subject: [gentoo-user] how can i tell if a daemon has been patched?
 
 i'm working on a linux box here @work that's running a little-known distro 
 called neos and i'm trying to determine if the ssh daemon that's running on 
 it is free of all the scary bugs that have appeared over the last year.
 
 typing sshd -v gives me this:
 
   # sshd -v
   sshd: illegal option -- v
   sshd version OpenSSH_3.0.2p1
   Usage: sshd [options]
   ...
 
 and since i'm running OpenSSH_3.7.1p2 on my gentoo system, i wonder if the 
 above is patched for all the holes.  how can i tell?
 
 -- 
 the hottest places in hell are reserved for those who in times of great moral 
 crises maintain their neutrality.
   - dante aleghieri (1265-1321)
 
 
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