================================================== Layered Defense Advisory 13 September 2006 ================================================== 1) Affected Software Symantec AntiVirus Corporate Edition 10.0 Symantec AntiVirus Corporate Edition 9.0 Symantec AntiVirus Corporate Edition 8.1 ================================================== 2) Severity Rating: Medium risk Impact: Execution of arbitrary code, rights escalation and at a minimum, denial of service. ================================================== 3) Description of Vulnerability A format string vulnerability was discovered within Symantec AntiVirus Corporate Edition. The vulnerability is due to improper processing of format strings within Tamper Protection and Virus Alert Notification message fields. A local user could replace the Tamper Protection and Virus Alert Notification messages with a specially crafted format string which could allow access to the process stack. If successfully exploited, this could allow the user to execute code of the attacker’s choice with elevated privileges, on the local system.
Other effected software identified by vendor: Symantec Client Security 3.0 Symantec Client Security 2.x Symantec Client Security 1.x
================================================== 4) Solution
Solutions to fix vulnerability are addressed within Symantec Advisory http://www.symantec.com/avcenter/security/Content/2006.09.13.html ================================================== 5) Time Table 01/08/2006 – Reported Vulnerability to Vendor. 09/13/2006 – Vendor Public disclosure. ================================================== 6) Credits Discovered by Deral Heiland, www.LayeredDefense.com ================================================== 7) References CVE Reference: CVE-2006-3454 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3454 ================================================== 9) 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 ==================================================
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