Vulnerability Details CVE-2013-3660
The EPATHOBJ::pprFlattenRec function in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, and Windows Server 2012 does not properly initialize a pointer for the next object in a certain list, which allows local users to obtain write access to the PATHRECORD chain, and consequently gain privileges, by triggering excessive consumption of paged memory and then making many FlattenPath function calls, aka "Win32k Read AV Vulnerability."
Exploit prediction scoring system (EPSS) score
EPSS Score 0.679
EPSS Ranking 98.5%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 6.9
Proposed Action
The EPATHOBJ::pprFlattenRec function in win32k.sys in the kernel-mode drivers in Microsoft does not properly initialize a pointer for the next object in a certain list, which allows local users to gain privileges.
Ransomware Campaign
Unknown
References
- http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0090.html
- http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0094.html
- http://archives.neohapsis.com/archives/fulldisclosure/2013-06/0006.html
- http://secunia.com/advisories/53435
- http://twitter.com/taviso/statuses/309157606247768064
- http://twitter.com/taviso/statuses/335557286657400832
- http://www.computerworld.com/s/article/9239477
- http://www.exploit-db.com/exploits/25611/
- http://www.osvdb.org/93539
- http://www.reddit.com/r/netsec/comments/1eqh66/0day_windows_kernel_epathobj_vulnerability/
- http://www.theverge.com/2013/5/23/4358400/google-engineer-bashes-microsoft-discloses-windows-flaw
- http://www.us-cert.gov/ncas/alerts/TA13-190A
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-053
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17360
- http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0090.html
- http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0094.html
- http://archives.neohapsis.com/archives/fulldisclosure/2013-06/0006.html
- http://secunia.com/advisories/53435
- http://twitter.com/taviso/statuses/309157606247768064
- http://twitter.com/taviso/statuses/335557286657400832
- http://www.computerworld.com/s/article/9239477
- http://www.exploit-db.com/exploits/25611/
- http://www.osvdb.org/93539
- http://www.reddit.com/r/netsec/comments/1eqh66/0day_windows_kernel_epathobj_vulnerability/
- http://www.theverge.com/2013/5/23/4358400/google-engineer-bashes-microsoft-discloses-windows-flaw
- http://www.us-cert.gov/ncas/alerts/TA13-190A
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-053
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17360
Products affected by CVE-2013-3660
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cpe:2.3:o:microsoft:windows_7:-
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cpe:2.3:o:microsoft:windows_8:-
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cpe:2.3:o:microsoft:windows_rt:-
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cpe:2.3:o:microsoft:windows_server_2003:-
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cpe:2.3:o:microsoft:windows_server_2008:-
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cpe:2.3:o:microsoft:windows_server_2008:r2
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cpe:2.3:o:microsoft:windows_server_2012:-
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cpe:2.3:o:microsoft:windows_vista:-
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cpe:2.3:o:microsoft:windows_xp:-