Description
Algorithmic complexity vulnerability in wp-trackback.php in WordPress before 2.8.5 allows remote attackers to cause a denial of service (CPU consumption and server hang) via a long title parameter in conjunction with a charset parameter composed of many comma-separated "UTF-8" substrings, related to the mb_convert_encoding function in PHP.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://seclists.org/fulldisclosure/2009/Oct/263 ↗
- http://security-sh3ll.blogspot.com/2009/10/wordpress-resource-exhaustion-denial-of.html ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/53884 ↗
- http://marc.info/?l=oss-security&m=125614592004825&w=2 ↗
- http://codes.zerial.org/php/wp-trackbacks_dos.phps ↗
- http://secunia.com/advisories/37088 ↗
- http://www.osvdb.org/59077 ↗
- http://rooibo.wordpress.com/2009/10/17/agujero-de-seguridad-en-wordpress/ ↗
- http://www.vupen.com/english/advisories/2009/2986 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=530056 ↗
- http://marc.info/?l=oss-security&m=125612393329041&w=2 ↗
- http://securitytracker.com/id?1023072 ↗
- http://wordpress.org/development/2009/10/wordpress-2-8-5-hardening-release/ ↗