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SQL Injection Vulnerability in cdnvote

Advisory ID:HTB22845
Vulnerable Versions:0.4.1 and probably prior
Tested Version:0.4.1
Advisory Publication:February 8, 2011 [without technical details]
Vendor Notification:February 8, 2011
Public Disclosure:February 22, 2011
Vulnerability Type:SQL Injection [CWE-89]
Risk Level:High
CVSSv2 Base Score:7.5 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Solution Status:Fixed by Vendor
Discovered and Provided:High-Tech Bridge Security Research Lab

Advisory Details:

High-Tech Bridge SA Security Research Lab has discovered vulnerability in cdnvote WordPress plugin which could be exploited to perform SQL injection attacks.

1) SQL injection vulnerability in cdnvote
The vulnerability exists due to input sanitation errors in the "cdnvote_point" parameter in wp-content/plugins/cdnvote/cdnvote-post.php. A remote attacker can send a specially crafted HTTP request to the vulnerable script and execute arbitrary SQL commands in application`s database. Successful exploitation may allow an attacker to read, modify, add or delete arbitrary data in the database.
Exploitation example:
<form action="http://[host]/wp-content/plugins/cdnvote/cdnvote-post.php" method="post" name="main" >
<input type="hidden" name="cdnvote_post_id" value="SQL_CODE_HERE" />
<input type="hidden" name="cdnvote_point" value="OR_HERE" />
<input type="submit" value="Register" name="submit" />

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More information:

[1] High-Tech Bridge Advisory HTB22845 - - SQL Injection Vulnerability in cdnvote
[2] cdnvote - – cdnvote is a WordPress plugin for creating polls.
[3] Common Weakness Enumeration (CWE) - - targeted to developers and security practitioners, CWE is a formal list of software weakness types.
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