Cross-site scripting in MediaWiki - CVE-2014-5242
Published: August 22, 2014 / Updated: December 22, 2020
Vulnerability identifier: #VU41384
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2014-5242
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MediaWiki.org
Affected software:
MediaWiki
MediaWiki
Detailed vulnerability description
Vulnerability allows a remote attacker to perform Cross-site scripting attacks.
An input validation error exists in mediawiki.page.image.pagination.js in MediaWiki 1.22.x before 1.22.9 and 1.23.x before 1.23.2. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
How to mitigate CVE-2014-5242
Install update from vendor's website.
Sources
- http://advisories.mageia.org/MGASA-2014-0309.html
- http://openwall.com/lists/oss-security/2014/08/14/5
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:153
- http://www.securityfocus.com/bid/69135
- https://bugzilla.wikimedia.org/show_bug.cgi?id=66608
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2014-July/000157.html