CVE-2014-5241 Cross-site request forgery in n/a
Remote attackers can exploit a JSONP endpoint flaw in MediaWiki to perform CSRF attacks and access sensitive information via crafted SWF content.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2014-5241?
CVE-2014-5241 is a medium-severity vulnerability in Mediawiki Mediawiki, published on 22 Aug 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.
Weakness: CWE-352
Which versions are affected by CVE-2014-5241?
It affects 1 product.
Products include Mediawiki Mediawiki.
How do I fix CVE-2014-5241?
Upgrade to a fixed version.
Is CVE-2014-5241 being exploited?
There is no known exploitation of CVE-2014-5241 in the wild and no public exploit code.
Other vulnerabilities in Mediawiki Mediawiki
Sources
Also known as DEBIAN-CVE-2014-5241, GHSA-3qgm-2h8m-458c.