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Category:   Application (Database)  >   MySQL Vendors:   MySQL.com
MySQL Authentication Protocol Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1018629
SecurityTracker URL:  http://securitytracker.com/id/1018629
CVE Reference:   CVE-2007-3780   (Links to External Site)
Updated:  Mar 26 2008
Original Entry Date:  Aug 30 2007
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  Exploit Included:  Yes  
Version(s): prior to 5.0.45
Description:   A vulnerability was reported in MySQL. A remote user can cause denial of service conditions.

A remote user can send a specially crafted authentication request to cause the target MySQL server to crash.

Dormando reported this vulnerability.

Impact:   A remote user can cause the target server to crash.
Solution:   The vendor has issued a fixed version (4.1.24, 5.0.45).

The MySQL advisory is available at:

http://dev.mysql.com/doc/refman/4.1/en/news-4-1-24.html
http://dev.mysql.com/doc/refman/5.0/en/releasenotes-cs-5-0-45.html

Vendor URL:  bugs.mysql.com/bug.php?id=28984 (Links to External Site)
Cause:   Input validation error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Aug 30 2007 (Red Hat Issues Fix) MySQL Authentication Protocol Bug Lets Remote Users Deny Service
Red Hat has released a fix for Red Hat Enterprise Linux 4 and 5.
Sep 10 2007 (Red Hat Issues Fix) MySQL Authentication Protocol Bug Lets Remote Users Deny Service
Red Hat has released a fix for Red Hat Application Stack.



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