Cross-site scripting in MediaWiki - CVE-2012-1582
Published: September 10, 2012 / Updated: December 22, 2020
Vulnerability identifier: #VU43603
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-2012-1582
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 XSS attacks.
The vulnerability is caused by an input validation error in the wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18.2. A remote 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-2012-1582
Install update from vendor's website.
Sources
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000109.html
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000110.html
- http://osvdb.org/80363
- http://secunia.com/advisories/48504
- http://www.openwall.com/lists/oss-security/2012/03/22/9
- http://www.openwall.com/lists/oss-security/2012/03/24/1
- http://www.securityfocus.com/bid/52689
- https://bugzilla.wikimedia.org/show_bug.cgi?id=35315
- https://exchange.xforce.ibmcloud.com/vulnerabilities/74288