CVE-2014-1767

Double free vulnerability in the Ancillary Function Driver (AFD) in afd.sys in the kernel-mode...

7.2 HighPublic exploit

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."

Exploit likelihood

12.7%Up 10.7 points since Feb 4, 2022

What each source reports

NVD Score used 7.2

Record: CVE-2014-1767
CVSS 2.0: 7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-415
Updated: 2026-11-02

CVE List No score

Record: CVE-2014-1767
Updated: 2026-11-02

EUVDEUVD-2014-1841 No score

Record: EUVD-2014-1841
Updated: 2026-11-03

GitHub AdvisoriesGHSA-xgqr-wgh8-w4hw No score

Double free vulnerability in the Ancillary Function Driver (AFD) in afd.sys in the kernel-mode...

Record: GHSA-xgqr-wgh8-w4hw
Weakness: CWE-415
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Microsoft Windows 7 (x86) - 'afd.sys' Dangling Pointer Privilege Escalation (MS14-040)	2016-02-15
Exploit-DB	Microsoft Windows 7 (x64) - 'afd.sys' Dangling Pointer Privilege Escalation (MS14-040)	2016-03-07
PoC in GitHub	ExploitCN/CVE-2014-1767-EXP-PAPER	2022-02-12

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2014-1767 is a high vulnerability (CVSS 7.2) in Microsoft Windows 7, published July 8, 2014. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 12.7%, the 96th percentile. No source names a fixed version.