CVE-2011-2005

HIGH KEV

Microsoft Windows XP/Server 2003 - Privilege Escalation

Title source: llm

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."

Exploits (3)

exploitdb WORKING POC VERIFIED
by Metasploit · rubylocalwindows
https://www.exploit-db.com/exploits/21844
exploitdb WORKING POC VERIFIED
by ryujin · pythonlocalwindows
https://www.exploit-db.com/exploits/18176
patchapalooza WRITEUP
by Ascotbe · local
https://github.com/Ascotbe/Kernelhub

Scores

CVSS v3 7.8
EPSS 0.6709
EPSS Percentile 98.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CISA KEV 2022-03-28
VulnCheck KEV 2016-04-01
InTheWild.io 2022-03-28
ENISA EUVD EUVD-2011-1999
Status published
Products (2)
microsoft/windows_server_2003
microsoft/windows_xp (2 CPE variants)
Published Oct 12, 2011
KEV Added Mar 28, 2022
Tracked Since Feb 18, 2026