Cross-site scripting in phpMyAdmin - CVE-2013-4996

Detailed vulnerability description

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in phpMyAdmin 3.5.x before 3.5.8.2 and 4.0.x before 4.0.4.2 when processing vectors involving (1) a crafted database name, (2) a crafted user name, (3) a crafted logo URL in the navigation panel, (4) a crafted entry in a certain proxy list, or (5) crafted content in a version.json file. 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-2013-4996

Sources

• http://secunia.com/advisories/59832
• http://www.phpmyadmin.net/home_page/security/PMASA-2013-11.php
• http://www.phpmyadmin.net/home_page/security/PMASA-2013-9.php
• http://www.securityfocus.com/bid/61921