Vulnerability CVE-2008-5695
Published: 2008-12-19   Modified: 2012-02-12

Description:
wp-admin/options.php in WordPress MU before 1.3.2, and WordPress 2.3.2 and earlier, does not properly validate requests to update an option, which allows remote authenticated users with manage_options and upload_files capabilities to execute arbitrary code by uploading a PHP script and adding this script's pathname to active_plugins.

See advisories in our WLB2 database:
Topic
Author
Date
High
Wordpress MU < 1.3.2 active_plugins option Code Execution Exploit
Alexander Concha
23.12.2008

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:M/Au:S/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
8.5/10
10/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Wordpress -> Wordpress 
Wordpress -> Wordpress mu 

 References:
http://www.securityfocus.com/bid/27633
http://www.milw0rm.com/exploits/5066
http://www.buayacorp.com/files/wordpress/wp-blog-option-overwrite.txt
http://www.buayacorp.com/files/wordpress/wordpress-mu-options-overwrite.html
http://securityreason.com/securityalert/4798
http://secunia.com/advisories/28789
http://mu.wordpress.org/forums/topic.php?id=7534&page&replies=1
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