Description

WordPress is prone to a vulnerability which can be exploited by malicious people to cause a Denial of Service. The vulnerability is caused due to the 'wp-register.php' script against which attackers can trigger repeated registration to cause a high CPU load, potentially resulting in a Denial of Service. WordPress versions 2.0.1 and prior are all vulnerable.

Remediation

Update to WordPress version 2.0.2 or latest

References

http://www.securityfocus.com/archive/1/427152/30/0/threaded

http://packetstormsecurity.org/files/44497/HYSA-2006-005.txt

http://www.securiteam.com/exploits/5NP062KI0C.html

Related Vulnerabilities

WordPress 3.3.1 Multiple Vulnerabilities (2.0 - 3.3.1)

WordPress Plugin Two Way CHAT-Send or receive messages to your user Multiple Vulnerabilities (3.1.4)

WordPress Plugin Visual Form Builder Cross-Site Scripting (2.8.4)

WordPress Plugin DM Albums 'album.php' Remote File Inclusion (1.9.2)

WordPress Plugin All-in-One Event Calendar Multiple Vulnerabilities (1.9)

Severity

High

Classification

CWE-400 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Tags

Missing Update Denial Of Service