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AUSCERT External Security Bulletin Redistribution
ESB-2016.2161
MySQL vulnerability
14 September 2016
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AusCERT Security Bulletin Summary
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Product: MySQL
Publisher: Ubuntu
Operating System: Ubuntu
UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Root Compromise -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2016-6662
Original Bulletin:
http://www.ubuntu.com/usn/usn-3078-1
Comment: Proof of concept code is publicly available.
This advisory references vulnerabilities in products which run on
platforms other than Ubuntu. It is recommended that administrators
running MySQL check for an updated version of the software for their
operating system.
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Ubuntu Security Notice USN-3078-1
September 13, 2016
mysql-5.5, mysql-5.7 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 16.04 LTS
- - Ubuntu 14.04 LTS
- - Ubuntu 12.04 LTS
Summary:
MySQL could be made to run programs as an administrator.
Software Description:
- - mysql-5.7: MySQL database
- - mysql-5.5: MySQL database
Details:
Dawid Golunski discovered that MySQL incorrectly handled configuration
files. A remote attacker could possibly use this issue to execute arbitrary
code with root privileges.
MySQL has been updated to 5.5.52 in Ubuntu 12.04 LTS and Ubuntu 14.04 LTS.
Ubuntu 16.04 LTS has been updated to MySQL 5.7.15.
In addition to security fixes, the updated packages contain bug fixes,
new features, and possibly incompatible changes.
Please see the following for more information:
http://dev.mysql.com/doc/relnotes/mysql/5.5/en/news-5-5-51.html
http://dev.mysql.com/doc/relnotes/mysql/5.5/en/news-5-5-52.html
http://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-14.html
http://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-15.html
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 16.04 LTS:
mysql-server-5.7 5.7.15-0ubuntu0.16.04.1
Ubuntu 14.04 LTS:
mysql-server-5.5 5.5.52-0ubuntu0.14.04.1
Ubuntu 12.04 LTS:
mysql-server-5.5 5.5.52-0ubuntu0.12.04.1
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-3078-1
CVE-2016-6662
Package Information:
https://launchpad.net/ubuntu/+source/mysql-5.7/5.7.15-0ubuntu0.16.04.1
https://launchpad.net/ubuntu/+source/mysql-5.5/5.5.52-0ubuntu0.14.04.1
https://launchpad.net/ubuntu/+source/mysql-5.5/5.5.52-0ubuntu0.12.04.1
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