CVE-2011-2005

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."

CVSS v3.1

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

CVSS v3.1

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

CVSS v2.0

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

31.76% chance of exploitation in the next 30 days, 98th percentile

CISA KEV

added 2022-03-28

Published

2011-10-12

Updated

2025-10-22

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/ms11_080_afdjoinle…

ExploitDB entries (2)

• https://www.exploit-db.com/exploits/21844
• https://www.exploit-db.com/exploits/18176

Exploit collections (1)

• helloexp/0day/blob/master/97-Windows%E6%8F%90%E6%9D%83/MS11-080/CVE-2011-2005.py

References

• CVE Record
• NVD entry

Related

• CVE-2011-2003
• CVE-2011-2007
• CVE-2011-1999
• CVE-2011-2013
• CVE-2011-1996
• CVE-2011-2039