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CVE-2011-2005CISA KEV

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

CISA lists this Microsoft vulnerability as known exploited. Its MSRC release detail is outside this installation's collected history.

CISA KEV Check MSRC

CISA catalog record

afd.sys in the Ancillary Function Driver in Microsoft Windows does not properly validate user-mode input passed to kernel mode, which allows local users to gain privileges via a crafted application.

Product
Ancillary Function Driver (afd.sys)
Added to KEV
28 Mar 2022
Federal remediation due
18 Apr 2022
Known ransomware use
Not reported
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