CVE-2011-1249 EXPLOIT
7.2
HIGH · CVSS 2.0 · EPSS 8.4% (pctl 95)
Patch early
A public exploit exists.
Description
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."
Scoring
| CVSS | 7.2 (HIGH, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:C/I:C/A:C |
| EPSS | 8.42% — more likely to be exploited than 95% of all CVEs |
| Weakness | CWE-264 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2011-06-16 |
| Last modified | 2026-06-16 |
Affected (6)
| Vendor | Product |
|---|---|
| microsoft | windows 2003 server |
| microsoft | windows 7 |
| microsoft | windows server 2003 |
| microsoft | windows server 2008 |
| microsoft | windows vista |
| microsoft | windows xp |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Windows (x86) - 'afd.sys' Local Privilege Escalation (MS11-046) | 2016-10-18 |
| exploit-db | Microsoft Windows - 'afd.sys' Local Kernel (PoC) (MS11-046) | 2012-04-19 |
References
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-046
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12731
- https://www.exploit-db.com/exploits/40564/
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-046
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12731
- https://www.exploit-db.com/exploits/40564/
→ the Explorer · watch your stack · NVD