F-Secure LHA and RAR Archives Security Bypass - Secunia Advisories - Vulnerability Intelligence

F-Secure LHA and RAR Archives Security Bypass
Secunia Advisory:	SA25738	Advisory Toolbox: Issue ticket Save in to-do list Mark as handled Exploit information Download as PDF Review actions Add comment
Release Date:	2007-06-19
Last Update:	2007-06-22
Popularity:	7,188 views

Critical:	Less critical
Impact:	Security Bypass
Where:	From remote
Solution Status:	Vendor Patch

Software:	F-Secure Anti-Virus 2005 F-Secure Anti-Virus 2006 F-Secure Anti-Virus 2007 F-Secure Anti-Virus for Citrix Servers 5.x F-Secure Anti-Virus for Linux 4.x F-Secure Anti-Virus for Linux Gateways 4.x F-Secure Anti-Virus for Microsoft Exchange 6.x F-Secure Anti-Virus for Microsoft Exchange 7.x F-Secure Anti-Virus for MIMEsweeper 5.x F-Secure Anti-Virus for Windows Servers 7.x F-Secure Anti-Virus for Workstations 7.x F-Secure Anti-Virus Linux Client Security 5.x F-Secure Anti-Virus Linux Server Security 5.x F-Secure Client Security 7.x F-Secure Internet Gatekeeper 6.x F-Secure Internet Gatekeeper for Linux 2.x F-Secure Internet Security 2005 F-Secure Internet Security 2006 F-Secure Internet Security 2007

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CVE reference:	CVE-2007-3300

Description: A vulnerability has been reported in various F-Secure products, which can be exploited by malware to bypass the scanning functionality. The vulnerability is caused due to an error in the handling of LHA and RAR files with malformed archive file headers. This can be exploited to bypass the anti-virus scanning functionality via a specially crafted LHA or RAR file. The vulnerability is reported in the following products and versions: F-Secure Anti-Virus for Workstations version 7.00 and earlier F-Secure Anti-Virus for Windows Servers version 7.00 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 Client Security version 7.00 and earlier F-Secure Anti-Virus for MS Exchange version 7.00 and earlier F-Secure Internet Gatekeeper version 6.61 and earlier F-Secure Internet Security 2005, 2006 and 2007 F-Secure Anti-Virus 2005, 2006 and 2007 Solutions based on F-Secure Protection Service for Consumers version 7.00 and earlier F-Secure Anti-Virus for Linux Servers version 4.65 and earlier F-Secure Anti-Virus for Linux Gateways version 4.65 and earlier F-Secure Linux Client Security 5.52 and earlier F-Secure Linux Server Security 5.52 and earlier F-Secure Internet Gatekeeper for Linux 2.16 and earlier Solution: Fixed automatically in database updates. Provided and/or discovered by: The vendor credits Thierry Zoller, n.runs AG. Changelog: 2007-06-22: Added CVE reference. Original Advisory: http://www.f-secure.com/security/fsc-2007-5.shtml

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