CVE-2013-3154
The signature-update functionality in Windows Defender on Microsoft Windows 7 and Windows Server...
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."
Exploit likelihood
What each source reports
NVD Score used
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."
- Record
CVE-2013-3154- CVSS 2.0
- 6.9 Medium
AV:L/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
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."
- Record
CVE-2013-3154- Updated
- 2026-11-02
EUVDEUVD-2013-3092 No score
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."
- Record
EUVD-2013-3092- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-gcrr-wmq9-gv5w No score
The signature-update functionality in Windows Defender on Microsoft Windows 7 and Windows Server...
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."
- Record
GHSA-gcrr-wmq9-gv5w- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2013-3154 is a medium vulnerability (CVSS 6.9) in Microsoft Windows 7, published July 10, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.76%, the 78th percentile. No source names a fixed version.
References
docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-058
blogs.technet.com/b/srd/archive/2013/07/09/assessing-risk-for-the-july-2013-security-updates.aspx
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17253
us-cert.gov/ncas/alerts/TA13-190A
nvd.nist.gov/vuln/detail/CVE-2013-3154
github.com/advisories/GHSA-gcrr-wmq9-gv5w