CVE-2017-7269

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.

Score

CVSS 3.1 9.8 Critical

Status

Analyzed - cve@mitre.org

Published

2017-03-27

Last modified

2025-10-21

Known exploited (CISA KEV)

since 2021-11-03, action due 2022-05-03: Apply updates per vendor instructions.

Weaknesses

CWE-120

Affected products

• Internet Information Services (Microsoft)

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