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>> MySQL Multi-byte Encoding Processing Remote SQL Injection Vulnerability

Title : MySQL Multi-byte Encoding Processing Remote SQL Injection Vulnerability
VUPEN ID : VUPEN/ADV-2006-2105
CVE ID : CVE-2006-2753
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2006-06-02


Technical Description    Receive VUPEN Security alerts in a Text format  Receive VUPEN Security alerts in a PDF format  Receive VUPEN Security alerts in an XML format 

A vulnerability has been identified in MySQL, which could be exploited by remote attackers to bypass security restrictions and execute arbitrary SQL commands. This flaw is due to an error when operating in multi-byte character sets (e.g. SJIS, BIG5 and GBK) and parsing certain ASCII characters escaped with the "mysql_real_escape_string()" function, which could be exploited by malicious people to bypass standard string-escaping methods and conduct SQL injection attacks against a supposedly secure script.

Affected Products

MySQL version 4.1.19 and prior
MySQL version 5.0.21 and prior
MySQL version 5.1.10 and prior

Solution

Upgrade to MySQL version 4.1.20, 5.0.22, or 5.1.11 :
http://dev.mysql.com/downloads/

References

http://www.vupen.com/english/advisories/2006/2105
http://dev.mysql.com/doc/refman/4.1/en/news-4-1-20.html
http://dev.mysql.com/doc/refman/5.1/en/news-5-1-11.html
http://dev.mysql.com/doc/refman/5.0/en/news-5-0-22.html
http://bugs.mysql.com/bug.php?id=8378

Credits

Vulnerability reported by Josh Berkus

ChangeLog

2006-06-02 : Initial release

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