Algorithmic complexity vulnerability in wp-trackback.php in WordPress before 2.8.5 allows...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
No credits recorded in the NVD database.
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/
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Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.