CVE-2011-1249
The Ancillary Function Driver (AFD) in afd.sys in Microsoft Windows XP SP2 and SP3, Windows...
The Ancillary Function Driver (AFD) in afd.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
The Ancillary Function Driver (AFD) in afd.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."
- Record
CVE-2011-1249- CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
The Ancillary Function Driver (AFD) in afd.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."
- Record
CVE-2011-1249- Updated
- 2026-11-02
EUVDEUVD-2011-1257 No score
The Ancillary Function Driver (AFD) in afd.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."
- Record
EUVD-2011-1257- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xh73-pg9j-32r3 No score
The Ancillary Function Driver (AFD) in afd.sys in Microsoft Windows XP SP2 and SP3, Windows...
The Ancillary Function Driver (AFD) in afd.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."
- Record
GHSA-xh73-pg9j-32r3- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Microsoft Windows - 'afd.sys' Local Kernel (PoC) (MS11-046) | 2012-04-19 |
| Exploit-DB | Microsoft Windows (x86) - 'afd.sys' Local Privilege Escalation (MS11-046) | 2016-10-18 |
| PoC in GitHub | Madusanka99/OHTS | 2020-05-13 |
| PoC in GitHub | appl3b0y/edb-40564-mingw-fix | 2026-05-06 |
| PoC in GitHub | h3x0v3rl0rd/CVE-2011-1249 | 2021-07-10 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| 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-2011-1249 is a high vulnerability (CVSS 7.2) in Microsoft Windows 7, published June 16, 2011. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 8.42%, the 95th percentile. No source names a fixed version.