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WordPress <= 2.3.3 'index.php' Arbitrary File Access

Medium

Synopsis

The remote host is vulnerable to a flaw that allows attackers to retrieve sensitive files or data.

Description

The version of WordPress installed on the remote host is vulnerable to a directory traversal attack. An attacker exploiting this flaw would send malformed data to the 'cat' parameter of the 'index.php' script. Successful exploitation would result in the attacker gaining access to confidential files on the target server.

Solution

Upgrade to WordPress 2.5, or higher.