F-Secure Antivirus Products Scanning Bypass Vulnerability - Secunia Advisories - Vulnerability Intelligence

F-Secure Antivirus Products Scanning Bypass Vulnerability
Secunia Advisory:	SA20858	Advisory Toolbox: Issue ticket Save in to-do list Mark as handled Exploit information Download as PDF Review actions Add comment
Release Date:	2006-06-28
Last Update:	2006-07-14
Popularity:	8,795 views

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

Software:	F-Secure Anti-Virus 2004 F-Secure Anti-Virus 2005 F-Secure Anti-Virus 2006 F-Secure Anti-Virus Client Security 5.x F-Secure Anti-Virus Client Security 6.x F-Secure Anti-Virus for Citrix Servers 5.x F-Secure Anti-Virus for MIMEsweeper 5.x F-Secure Anti-Virus for Windows Servers 5.x F-Secure Anti-Virus for Workstations 5.x F-Secure Internet Security 2004 F-Secure Internet Security 2005 F-Secure Internet Security 2006 F-Secure Service Platform for Service Providers (Personal Express) 6.x

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CVE reference:	CVE-2006-3490 CVE-2006-3489

Description: Two vulnerabilities have been reported in various F-Secure Antivirus products, which can be exploited by malware to bypass the scanning functionality. 1) An unspecified error within the handling of executable programs where the name has been manipulated in a certain way can be exploited to bypass the anti-virus scanning functionality. 2) An error causes files on removable media to not be scanned when the "Scan network devices" option has been disabled. Successful exploitation of the vulnerabilities bypasses the real-time scanning functionality and may result in execution of malware on the system. Solution: Apply patches (see patch matrix in the vendor's advisory). Provided and/or discovered by: Reported by the vendor. Changelog: 2006-07-13: Added CVE reference. 2006-07-14: Added CVE reference. Original Advisory: F-Secure: http://www.f-secure.com/security/fsc-2006-4.shtml

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