CVE-2013-3154

medium
Published 2013-07-10 · Modified 2026-04-29
CVSS v3
CVSS v2
6.9
VIR risk
6.9

Description

The signature-update functionality in Windows Defender on Microsoft Windows 7 and Windows Server 2008 R2 relies on an incorrect pathname, which allows local users to gain privileges via a Trojan horse application in the %SYSTEMDRIVE% top-level directory, aka "Microsoft Windows 7 Defender Improper Pathname Vulnerability."

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: secure@microsoft.com — http://blogs.technet.com/b/srd/archive/2013/07/09/assessing-risk-for-the-july-2013-security-updates.aspx

OS impact

OSVersionStatusFixed in
windows windows-affected
windows windowsaffected

Application impact

VendorProductVersionsFixed
windows microsoftwindows_defender

References

CWEs

CWE-264

Verify integrity in audit chain (admin only). AS-IS.