CVE-2015-1635 on CISA KEV

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."

01What CISA says about this vulnerability

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."

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• docs.microsoft.com — https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-03…
• www.exploit-db.com — https://www.exploit-db.com/exploits/36773/
• www.osvdb.org — http://www.osvdb.org/120629
• www.securitytracker.com — http://www.securitytracker.com/id/1032109
• www.securityfocus.com — http://www.securityfocus.com/bid/74013
• www.exploit-db.com — https://www.exploit-db.com/exploits/36776/
• packetstormsecurity.com — http://packetstormsecurity.com/files/131463/Microsoft-Windows-HTTP.sys-Proof-Of-…

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
n	a / n/a	n/a

06Detection

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