Highly Critical Alert for F-Secure Antivirus

[Rhino]

<TABLE cellSpacing=0 cellPadding=0 width="100%"><TBODY><TR><TD width="30%">Secunia Advisory:</TD><TD width="70%">SA18529</TD><TD vAlign=top rowSpan=5></TD></TR><TR><TD width="30%">Release Date:</TD><TD width="70%">2006-01-19</TD></TR><TR><TD colSpan=2>

</TD></TR><TR><TD vAlign=top width="30%">Critical:</TD><TD width="70%" colSpan=2>http://secunia.com/gfx/crit_4.gif
Highly critical (http://secunia.com/about_secunia_advisories/)
</TD></TR><TR><TD vAlign=top width="30%">Impact:</TD><TD width="70%" colSpan=2>Security Bypass
System access

</TD></TR><TR><TD vAlign=top width="30%">Where:</TD><TD width="70%" colSpan=2>From remote

</TD></TR><TR><TD vAlign=top width="30%">Solution Status:</TD><TD width="70%" colSpan=2>Vendor Patch</TD></TR><TR><TD colSpan=3>

</TD></TR><TR><TD vAlign=top width="30%">Software:</TD><TD width="70%">F-Secure Anti-Virus 2004 (http://secunia.com/product/3500/)
F-Secure Anti-Virus 2005 (http://secunia.com/product/4299/)
F-Secure Anti-Virus 2006 (http://secunia.com/product/6882/)
F-Secure Anti-Virus 5.x (http://secunia.com/product/3334/)
F-Secure Anti-Virus Client Security 5.x (http://secunia.com/product/2718/)
F-Secure Anti-Virus Client Security 6.x (http://secunia.com/product/5786/)
F-Secure Anti-Virus for Citrix Servers 5.x (http://secunia.com/product/5198/)
F-Secure Anti-Virus for Firewalls 6.x (http://secunia.com/product/451/)
F-Secure Anti-Virus for Linux 4.x (http://secunia.com/product/3165/)
F-Secure Anti-Virus for Microsoft Exchange 6.x (http://secunia.com/product/454/)
F-Secure Anti-Virus for MIMEsweeper 5.x (http://secunia.com/product/455/)
F-Secure Anti-Virus for Samba Servers 4.x (http://secunia.com/product/3501/)
F-Secure Anti-Virus for Windows Servers 5.x (http://secunia.com/product/452/)
F-Secure Anti-Virus for Workstations 5.x (http://secunia.com/product/457/)
F-Secure Internet Gatekeeper 6.x (http://secunia.com/product/3339/)
F-Secure Internet Gatekeeper for Linux 2.x (http://secunia.com/product/4635/)
F-Secure Internet Security 2004 (http://secunia.com/product/3499/)
F-Secure Internet Security 2005 (http://secunia.com/product/4300/)
F-Secure Internet Security 2006 (http://secunia.com/product/6883/)
F-Secure Personal Express 6.x (http://secunia.com/product/6885/)


</TD></TR><TR><TD vAlign=top width="30%"></TD><TD width="70%" colSpan=2>Select a product and view a complete list of all Patched/Unpatched Secunia advisories affecting it.</TD></TR><TR><TD colSpan=3>

</TD></TR><TR><TD colSpan=3>Description:
Some vulnerabilities have been reported in various F-Secure products, which can be exploited by malware to bypass detection or malicious people to compromise a vulnerable system.

1) A boundary error in the handling of ZIP archives can be exploited via a specially crafted ZIP archive to cause a buffer overflow and execute arbitrary code.

2) An error in the scanning functionality when processing RAR and ZIP archives can be exploited to prevent malware from being detected.

The vulnerabilities affect the following products:
* F-Secure Anti-Virus for Workstation version 5.44 and earlier
* F-Secure Anti-Virus for Windows Servers version 5.52 and earlier
* F-Secure Anti-Virus for Citrix Servers version 5.52
* F-Secure Anti-Virus for MIMEsweeper version 5.61 and earlier
* F-Secure Anti-Virus Client Security version 6.01 and earlier
* F-Secure Anti-Virus for MS Exchange version 6.40 and earlier
* F-Secure Internet Gatekeeper version 6.42 and earlier
* F-Secure Anti-Virus for Firewalls version 6.20 and earlier
* F-Secure Internet Security 2004, 2005 and 2006
* F-Secure Anti-Virus 2004, 2005 and 2006
* Solutions based on F-Secure Personal Express version 6.20 and earlier
* F-Secure Anti-Virus for Linux Workstations version 4.52 and earlier
* F-Secure Anti-Virus for Linux Servers version 4.64 and earlier
* F-Secure Anti-Virus for Linux Gateways version 4.64 and earlier
* F-Secure Anti-Virus for Samba Servers version 4.62
* F-Secure Anti-Virus Linux Client Security 5.11 and earlier
* F-Secure Anti-Virus Linux Server Security 5.11 and earlier
* F-Secure Internet Gatekeeper for Linux 2.14 and earlier

Solution:
Apply patches (see patch matrix in vendor advisory).

Provided and/or discovered by:
The vendor credits Thierry Zoller.

Original Advisory:
http://www.f-secure.com/security/fsc-2006-1.shtml (http://www.f-secure.com/security/fsc-2006-1.shtml)

</TD></TR></TBODY></TABLE>Go here for the complete Secunia Advisory:
http://secunia.com/advisories/18529/