MySQL Multibyte Encoding SQL Injection Vulnerability - Advisories

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MySQL Multibyte Encoding SQL Injection Vulnerability

Secunia Advisory:	SA20365
Release Date:	2006-06-02

Critical:	Moderately critical
Impact:	Manipulation of data
Where:	From remote
Solution Status:	Vendor Patch

Software:	MySQL 4.x MySQL 5.x

CVE reference:	CVE-2006-2753 (Secunia mirror)

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Description: A vulnerability has been reported in MySQL, which potentially can be exploited by malicious people to conduct SQL injection attacks. The vulnerability is caused due to an error within the server when parsing a query string that is escaped with the "mysql_real_escape_string()" function. This can potentially be exploited in an environment that uses multi-byte character encoding to bypass SQL injection escaping. The vulnerability is related to: SA20231 The vulnerability has been reported in version 4.1.19 and 5.0.21. Prior versions may also be affected. Solution: Update to the fixed versions. MySQL 4.1.x: Update to version 4.1.20. http://dev.mysql.com/downloads/mysql/4.1.html MySQL 5.0.x: Update to version 5.0.22. http://dev.mysql.com/downloads/mysql/5.0.html MySQL 5.1.x: The vulnerability will be fixed in version 5.1.11. Provided and/or discovered by: The vendor credits Josh Berkus and Tom Lane. Original Advisory: MySQL: http://dev.mysql.com/doc/refman/4.1/en/news-4-1-20.html http://dev.mysql.com/doc/connector/j/en/news-5-0-22.html http://dev.mysql.com/doc/refman/5.1/en/news-5-1-11.html http://lists.mysql.com/announce/364 http://lists.mysql.com/announce/365 http://bugs.mysql.com/bug.php?id=8378 Other References: SA20231: http://secunia.com/advisories/20231/



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise. Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.

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