SB2012072501 - Arbitrary file upload in MoinMoin

Description

This security bulletin contains information about 1 security vulnerability.

1) Arbitrary file upload (CVE-ID: CVE-2012-6081)

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.

References

• https://moinmo.in/MoinMoinRelease1.9
• https://moinmo.in/SecurityFixes
• https://www.exploit-db.com/exploits/25304/