================================================= Layered Defense Research Advisory 18 March 2007 ================================================= 1) Affected Software F-Secure Anti-Virus Client Security Version 6.02 ================================================= 2) Severity Rating: Low risk Impact: Local read write arbitrary memory, denial of service. ================================================= 3) Description of Vulnerability A format string vulnerability was discovered within F-Secure Anti-Virus Client Security Version 6.02. The vulnerability is due to improper processing of format strings when processing Management Server name field. When special crafted format strings are entered into the Management Server name field under Communication settings an attacker can read/write arbitrary memory and at a minimum can cause a denial of service condition. ================================================= 4) Solution Fix: http://support.f-secure.com/enu/corporate/downloads/hotfixes/av-cs-hotfi xes.shtml ================================================= 5) Time Table: 11/20/2006 Reported Vulnerability to Vendor. 11/29/2007 Vendor acknowledged the vulnerability 03/01/2007 Vendor published hot fix ================================================= 6) Credits Discovered by Deral Heiland, www.LayeredDefense.com ================================================= 7) Reference ================================================= 8) About Layered Defense Layered Defense, Is a group of security professionals that work together on ethical Research, Testing and Training within the information security arena. http://www.layereddefense.com =================================================