Vulnerability Details CVE-2010-5177
Race condition in Sophos Endpoint Security and Control 9.0.5 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: the vendor disputes this issue because it is a flaw in a protection mechanism for situations where a crafted program has already begun to execute
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 19.3%
CVSS Severity
CVSS v2 Score 6.2
References
- http://archives.neohapsis.com/archives/bugtraq/2010-05/0026.html
- http://archives.neohapsis.com/archives/fulldisclosure/2010-05/0066.html
- http://countermeasures.trendmicro.eu/you-just-cant-trust-a-drunk/
- http://matousec.com/info/advisories/khobe-8.0-earthquake-for-windows-desktop-security-software.php
- http://matousec.com/info/articles/khobe-8.0-earthquake-for-windows-desktop-security-software.php
- http://nakedsecurity.sophos.com/2010/05/11/khobe-vulnerability-earth-shaker/
- http://nakedsecurity.sophos.com/2010/05/11/khobe-vulnerability-game-security-software/
- http://www.f-secure.com/weblog/archives/00001949.html
- http://www.osvdb.org/67660
- http://www.securityfocus.com/bid/39924
- http://www.theregister.co.uk/2010/05/07/argument_switch_av_bypass/
- http://archives.neohapsis.com/archives/bugtraq/2010-05/0026.html
- http://archives.neohapsis.com/archives/fulldisclosure/2010-05/0066.html
- http://countermeasures.trendmicro.eu/you-just-cant-trust-a-drunk/
- http://matousec.com/info/advisories/khobe-8.0-earthquake-for-windows-desktop-security-software.php
- http://matousec.com/info/articles/khobe-8.0-earthquake-for-windows-desktop-security-software.php
- http://nakedsecurity.sophos.com/2010/05/11/khobe-vulnerability-earth-shaker/
- http://nakedsecurity.sophos.com/2010/05/11/khobe-vulnerability-game-security-software/
- http://www.f-secure.com/weblog/archives/00001949.html
- http://www.osvdb.org/67660
- http://www.securityfocus.com/bid/39924
- http://www.theregister.co.uk/2010/05/07/argument_switch_av_bypass/
Products affected by CVE-2010-5177
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cpe:2.3:a:sophos:sophos_endpoint_security_and_control:9.0.5
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cpe:2.3:o:microsoft:windows_xp:-
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cpe:2.3:o:microsoft:windows_xp:sp2
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cpe:2.3:o:microsoft:windows_xp:sp3
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cpe:2.3:o:microsoft:windows_xp:unknown