CVE-2012-4382 Information disclosure in n/a
Remote administrators can read user block reasons via reblock attempts, exposing sensitive metadata in MediaWiki installations.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-4382?
CVE-2012-4382 is a medium-severity vulnerability in Mediawiki Mediawiki, published on 19 Oct 2017. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
MediaWiki before 1.18.5, and 1.19.x before 1.19.2 does not properly protect user block metadata, which allows remote administrators to read a user block reason via a reblock attempt.
Weakness: CWE-200
Which versions are affected by CVE-2012-4382?
It affects 1 product.
Products include Mediawiki Mediawiki.
How do I fix CVE-2012-4382?
Upgrade to a fixed version.
Is CVE-2012-4382 being exploited?
There is no known exploitation of CVE-2012-4382 in the wild and no public exploit code.
Other vulnerabilities in Mediawiki Mediawiki
Sources
Also known as DEBIAN-CVE-2012-4382, GHSA-qxg6-q47j-rhmf.