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CVE-2011-2005

HIGHCISA KEV

7.8

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."

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published10/12/2011

Last Modified4/22/2026

Sourcekev

Honeypot Sightings0

CISA KEV

VendorMicrosoft

ProductAncillary Function Driver (afd.sys)

Vulnerability NameMicrosoft Ancillary Function Driver (afd.sys) Improper Input Validation Vulnerability

KEV Date Added2022-03-28

Remediation Due Date2022-04-18

Ransomware UseUnknown

Affected Products

microsoft:windows_server_2003microsoft:windows_xp

References

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-080(secure@microsoft.com)

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13114(secure@microsoft.com)

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-080(af854a3a-2127-422b-91ae-364da2661108)

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13114(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2011-2005(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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