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Fencer Intel
high 7.2

CVE-2015-0002 in the critical feed json

The AhcVerifyAdminContext function in ahcache.sys in the Application Compatibility component in Microsoft Windows 7 SP1, Windows Server 200…

published 2015-01-13 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-0040

cvss
7.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
13.8%
EPSS 13.8% chance of exploitation in 30 days, percentile 96%
public exploits
2
Metasploit, Exploit-DB

Summary

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."

Timeline

  1. First public exploit (Metasploit exploit/windows/local/ntapphelpcachecontrol)
  2. Published

Exploit prediction

13.80% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Metasploit exploit/windows/local/ntapphelpcachecontrol MS15-001 Microsoft Windows NtApphelpCacheControl Improper Authorization Check metasploit exploit, normal rank, 2014-09-30
  • EDB-35661 Microsoft Windows 8.1 (x86/x64) - 'ahcache.sys' NtApphelpCacheControl Privilege Escalation local, 2015-01-01
  • code.google.com https://code.google.com/p/google-security-research/issues/detail?id=118 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.