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CVE-2011-2005

Published: Oct 12, 2011Updated: Apr 22, 2026 Sources: CVE List NVDNVD-CWE-noinfo
7.8HIGH
NVD MITRE
EPSS Score
31.8%
Top 1.8%
CISA KEV
Active Exploitation
Since Mar 28, 2022
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

afd.sys in the Ancillary Function Driver in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly validate user-mode input passed to kernel mode, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

microsoft
commercial·US
windows server 2003OS
Operating Systems / windows
windows xpOS
Operating Systems / windows
and 1 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Mar 28, 2022
Remediation due:Apr 18, 2022

Required action: Apply updates per vendor instructions.

Official Patch Available
Is your org exposed to CVE-2011-2005?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13114
oval.cisecurity.org
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-080
docs.microsoft.com
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2011-2005
cisa.gov

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