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VID 210041
Severity 30
Port 80, ...
Protocol TCP
Class CGI
Detailed Description The WordPress program is vulnerable to an information disclosure vulnerability via the pingback service. WordPress is a freely available PHP-based publication program that uses a MySQL backend database. WordPress versions prior to 2.1 could allow a remote attacker to obtain sensitive information, caused by improper handling of pingbacks. By sending a specially-crafted request for a non-HTTP resource, a remote attacker could determine the existence of arbitrary files, and possibly read portions of certain files on the affected host. In addition, the version is also reportedly vulnerable to a denial of service attack via pingback service calls.

* References:
http://www.securityfocus.com/archive/1/458003/30/0/threaded
http://comox.textdrive.com/pipermail/wp-svn/2007-January/002387.html
http://secunia.com/advisories/23912/

* Platforms Affected:
Matthew Mullenweg, WordPress versions prior to 2.1
Any operating system Any version
Recommendation Upgrade to the latest version of WordPress (2.1 or later), available from the WordPress Download Web site at http://wordpress.org/download/
Related URL CVE-2007-0539,CVE-2007-0540,CVE-2007-0541 (CVE)
Related URL 22220 (SecurityFocus)
Related URL 31784,31786 (ISS)