| From: |
| secure@conectiva.com.br |
| To: |
| conectiva-updates@papaleguas.conectiva.com.br, lwn@lwn.net,
bugtraq@securityfocus.com, security-alerts@linuxsecurity.com |
| Subject: |
| [CLA-2002:521] Conectiva Linux Security Announcement - gaim |
| Date: |
| Fri, 30 Aug 2002 17:50:49 -0300 |
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CONECTIVA LINUX SECURITY ANNOUNCEMENT
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PACKAGE : gaim
SUMMARY : Custom browser call vulnerability
DATE : 2002-08-30 17:45:00
ID : CLA-2002:521
RELEVANT
RELEASES : 8
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DESCRIPTION
Gaim is an all-in-one IM client that resembles AIM.
A vulnerability[1] was discovered in the way gaim (prior to version
0.59.1) calls a custom browser when it receives an URL. The URL
handler code passes an untrusted string without quoting or escaping
it directly to a shell. This vulnerability only affects users who
have selected the 'Manual' option in the browser section of the
'Options' window.
By exploiting this vulnerability a remote attacker can execute any
commands with the privileges of the local user.
Please note that this is an upgrade from version 0.49 to 0.59.1, so
it adds a significant number of other bugfixes and improvements[1].
SOLUTION
All gaim users should upgrade.
REFERENCES:
1.http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2002-0989
2.http://gaim.sourceforge.net/ChangeLog
DIRECT DOWNLOAD LINKS TO THE UPDATED PACKAGES
ftp://atualizacoes.conectiva.com.br/8/RPMS/gaim-0.59.1-1U80_1cl.i386.rpm
ftp://atualizacoes.conectiva.com.br/8/SRPMS/gaim-0.59.1-1U80_1cl.src.rpm
ADDITIONAL INSTRUCTIONS
Users of Conectiva Linux version 6.0 or higher may use apt to perform
upgrades of RPM packages:
- add the following line to /etc/apt/sources.list if it is not there yet
(you may also use linuxconf to do this):
rpm [cncbr] ftp://atualizacoes.conectiva.com.br 6.0/conectiva updates
(replace 6.0 with the correct version number if you are not running CL6.0)
- run: apt-get update
- after that, execute: apt-get upgrade
Detailed instructions reagarding the use of apt and upgrade examples
can be found at http://distro.conectiva.com.br/atualizacoes/#apt?idioma=en
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All packages are signed with Conectiva's GPG key. The key and instructions
on how to import it can be found at
http://distro.conectiva.com.br/seguranca/chave/?idioma=en
Instructions on how to check the signatures of the RPM packages can be
found at http://distro.conectiva.com.br/seguranca/politica/?idioma=en
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All our advisories and generic update instructions can be viewed at
http://distro.conectiva.com.br/atualizacoes/?idioma=en
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