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critical9.8Known exploitedPublic exploit code

CVE-2015-1635

Microsoft HTTP.sys Remote Code Execution Vulnerability

Exploited in the wild

This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2022-02-10. Federal due date: 2022-08-10.

Apply updates per vendor instructions.

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

HTTP.sys in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1, and Windows Server 2012 Gold and R2 allows remote attackers to execute arbitrary code via crafted HTTP requests, aka "HTTP.sys Remote Code Execution Vulnerability."

Affected products

VendorProductAffected versions
MicrosoftWindows 7
All versions
MicrosoftWindows 8
All versions
MicrosoftWindows 8.1
All versions
MicrosoftWindows Server 2008
Version r2
MicrosoftWindows Server 2012
All versions
Version r2

Weakness classification

References