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Vulnerability record · CVE-2014-1767 · published 8 July 2014

CVE-2014-1767: Microsoft windows 7 double free vulnerability

Microsoft · Windows 7

Double free vulnerability in the Ancillary Function Driver (AFD) in afd.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."

7.2 CVSS 2.0 High EPSS 13% · top 3.9% CWE-415 · Double free
7.2CVSS 2.0 base score
13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
9Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

Double free vulnerability in the Ancillary Function Driver (AFD) in afd.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."

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

Affected products

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

References

LinkTags
http://secunia.com/advisories/59778
http://www.securityfocus.com/bid/68394 VDB Entry
http://www.zerodayinitiative.com/advisories/ZDI-14-220/ VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-040
https://www.exploit-db.com/exploits/39446/
https://www.exploit-db.com/exploits/39525/
http://secunia.com/advisories/59778
http://www.securityfocus.com/bid/68394 VDB Entry
http://www.zerodayinitiative.com/advisories/ZDI-14-220/ VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-040
https://www.exploit-db.com/exploits/39446/
https://www.exploit-db.com/exploits/39525/

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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-2014-1767), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.