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Layered Defense Advisory 13 September 2006
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1) Affected Software
Symantec AntiVirus Corporate Edition 10.0
Symantec AntiVirus Corporate Edition 9.0
Symantec AntiVirus Corporate Edition 8.1
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2) Severity
Rating: Medium risk
Impact: Execution of arbitrary code, rights escalation and at a minimum, denial
of service.
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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 attackers 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
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4) Solution
Solutions to fix vulnerability are addressed within Symantec Advisory
http://www.symantec.com/avcenter/security/Content/2006.09.13.html
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5) Time Table
01/08/2006 Reported Vulnerability to Vendor.
09/13/2006 Vendor Public disclosure.
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6) Credits
Discovered by Deral Heiland, www.LayeredDefense.com
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7) References
CVE Reference:
CVE-2006-3454 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3454
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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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