CVE-2017-7269
CRITICALCISA KEVEPSS 100th pctlDescription
Buffer overflow in the ScStoragePathFromUrl function in the WebDAV service in Internet Information Services (IIS) 6.0 in Microsoft Windows Server 2003 R2 allows remote attackers to execute arbitrary code via a long header beginning with "If: <http://" in a PROPFIND request, as exploited in the wild in July or August 2016.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 100% of all known CVEs.
Microsoft Windows Server Buffer Overflow Vulnerability
Microsoft Windows Server 2003 R2 contains a buffer overflow vulnerability in Internet Information Services (IIS) 6.0 which allows remote attackers to execute code via a long header beginning with "If: <http://" in a PROPFIND request.
Apply updates per vendor instructions.
Remediation due: 2022-05-03
References
- http://www.securityfocus.com/bid/97127
- http://www.securitytracker.com/id/1038168
- https://0patch.blogspot.com/2017/03/0patching-immortal-cve-2017-7269.html
- https://github.com/danigargu/explodingcan
- https://github.com/edwardz246003/IIS_exploit
- https://github.com/rapid7/metasploit-framework/pull/8162
- https://medium.com/%40iraklis/number-of-internet-facing-vulnerable-iis-6-0-to-cve-2017-7269-8bd153ef5812
- https://support.microsoft.com/en-us/help/3197835/description-of-the-security-update-for-windows-xp-and-windows-server
- https://www.exploit-db.com/exploits/41738/
- https://www.exploit-db.com/exploits/41992/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7269
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-21.