SB2012072501 - Arbitrary file upload in MoinMoin
Published: July 25, 2012 Updated: March 13, 2017
Security Bulletin ID
SB2012072501
CSH Severity
Critical
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Arbitrary file upload (CVE-ID: CVE-2012-6081)
CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/U:Red
The vulnerability allows a remote authenticated attacker to compromise system.
The weakness exists due to insufficient validation of the filename extension when uploading files twikidraw (action/twikidraw.py) and anywikidraw (action/anywikidraw.py) actions. A remote authenticated attacker with write permissions can upload and execute arbitrary file with executable extension.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Note: the vulnerability was being actively exploited.
Remediation
Install update from vendor's website.