CVE-2015-0002
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."
Key facts
- CVSS score
- 7.2 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:L/AC:L/Au:N/C:C/I:C/A:C- Weakness (CWE)
- CWE-264
- EPSS score
- 13.8% (97th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2015-0040)
- Published
- January 13, 2015
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2015-0040 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- microsoft / windows 7
- microsoft / windows 8
- microsoft / windows 8.1
- microsoft / windows rt
- microsoft / windows rt 8.1
- microsoft / windows server 2008
- microsoft / windows server 2012
- microsoft / windows server 2012
Certified products that may be affected
8 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.
- Microsoft Windows 8 and Windows RT - Microsoft Corporation - Common Criteria CCEVS-VR-VID-10620-2015 - archived
- Windows 7 BitLocker™ Drive Encryption - Microsoft Corporation - FIPS 140 1332 - historical
- Microsoft Windows 7 Kernel Mode Cryptographic Primitives Library (cng.sys) - Microsoft Corporation - FIPS 140 1328 - historical
- Microsoft Windows Vista Kernel Mode Security Support Provider Interface (ksecdd.sys) - Microsoft Corporation - FIPS 140 1000 - historical
- Microsoft Windows Vista Cryptographic Primitives Library (bcrypt.dll) - Microsoft Corporation - FIPS 140 1001 - historical
See all 8 in the Security Certifications Explorer.
References
- 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
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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