SB2013111808 - Input validation error in MediaWiki
Published: November 18, 2013 Updated: August 10, 2020
Security Bulletin ID
SB2013111808
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2013-2114)
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Unrestricted file upload vulnerability in the chunk upload API in MediaWiki 1.19 through 1.19.6 and 1.20.x before 1.20.6 allows remote attackers to execute arbitrary code by uploading a file with an executable extension. CWE-434: Unrestricted Upload of File with Dangerous Type per http://cwe.mitre.org/data/definitions/434.html
Remediation
Install update from vendor's website.