#VU6183 Buffer overflow in Microsoft products - CVE-2017-7269
Published: March 28, 2017 / Updated: January 17, 2025
Vulnerability identifier: #VU6183
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2017-7269
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Microsoft Internet Information Services (IIS)
Windows Server
Windows
Microsoft Internet Information Services (IIS)
Windows Server
Windows
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in ScStoragePathFromUrl() function in the WebDAV service when processing overly long HTTP header beginning with "If: <http://" in a PROPFIND request. A remote unauthenticated attacker can trigger buffer overflow and execute arbitrary code on the target system with privileges of the IIS service.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Note: this vulnerability is being actively exploited in the wild in July and August 2016.
Remediation
Install update from Microsoft website: