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Vulnerability record · CVE-2015-0002 · published 13 January 2015

CVE-2015-0002: Microsoft windows 7 permissions and access controls vulnerability

Microsoft · Windows 7

The AhcVerifyAdminContext function in ahcache.sys in the Application Compatibility component in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not verify that an impersonation token is associated with an administrative account, which allows local users to gain privileges by running AppCompatCache.exe with a crafted DLL file, aka MSRC ID 20544 or "Microsoft Application Compatibility Infrastructure Elevation of Privilege Vulnerability."

7.2 CVSS 2.0 High EPSS 14% · top 3.6% CWE-264 · Permissions and access controls
7.2CVSS 2.0 base score
14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
7Affected product versions listed by NVD
16References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The AhcVerifyAdminContext function in ahcache.sys in the Application Compatibility component in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not verify that an impersonation token is associated with an administrative account, which allows local users to gain privileges by running AppCompatCache.exe with a crafted DLL file, aka MSRC ID 20544 or "Microsoft Application Compatibility Infrastructure Elevation of Privilege Vulnerability."

AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

7 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/61277
http://twitter.com/sambowne/statuses/550384131683520512
http://www.securityfocus.com/bid/71972
http://www.zdnet.com/article/google-discloses-unpatched-windows-vulnerability/
https://code.google.com/p/google-security-research/issues/detail?id=118 Exploit
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-001
https://exchange.xforce.ibmcloud.com/vulnerabilities/99523
https://exchange.xforce.ibmcloud.com/vulnerabilities/99524
http://secunia.com/advisories/61277
http://twitter.com/sambowne/statuses/550384131683520512
http://www.securityfocus.com/bid/71972
http://www.zdnet.com/article/google-discloses-unpatched-windows-vulnerability/
https://code.google.com/p/google-security-research/issues/detail?id=118 Exploit
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-001
https://exchange.xforce.ibmcloud.com/vulnerabilities/99523
https://exchange.xforce.ibmcloud.com/vulnerabilities/99524

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2015-0002), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.