Race condition in AVG Internet Security 9.0.791 on Windows XP...
Vulnerability Description
Race condition in AVG Internet Security 9.0.791 on Windows XP allows local users to bypass kernel-mode hook handlers, and execute dangerous code that would otherwise be blocked by a handler but not blocked by signature-based malware detection, via certain user-space memory changes during hook-handler execution, aka an argument-switch attack or a KHOBE attack. NOTE: this issue is disputed by some third parties because it is a flaw in a protection mechanism for situations where a crafted program has already begun to execute
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://archives.neohapsis.com/archives/bugtraq/2010-05/0026.html
- http://countermeasures.trendmicro.eu/you-just-cant-trust-a-drunk/
- http://www.securityfocus.com/bid/39924
- http://matousec.com/info/articles/khobe-8.0-earthquake-for-windows-desktop-security-software.php
- http://archives.neohapsis.com/archives/fulldisclosure/2010-05/0066.html
- http://www.osvdb.org/67660
- http://www.theregister.co.uk/2010/05/07/argument_switch_av_bypass/
- http://www.f-secure.com/weblog/archives/00001949.html
- http://matousec.com/info/advisories/khobe-8.0-earthquake-for-windows-desktop-security-software.php
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Weaknesses (CWE)
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MITRE ATT&CK TTPs
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