CVE-2017-3456: Medium severity Oracle MySQL vulnerability
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: DML). Supported versions that are affected are 5.5.54 and earlier, 5.6.35 and earlier and 5.7.17 and earlier. Easily "exploitable" vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Other sources
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: DML). Supported versions that are affected are 5.5.54 and earlier, 5.6.35 and earlier and 5.7.17 and earlier. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.
External References:
http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html#AppendixMSQL
— Red Hat
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/mysqlto a version that resolves this vulnerability.Fixed in 5.5.55 - Upgrade
Upgrade
redhat/mysqlto a version that resolves this vulnerability.Fixed in 5.6.36 - Upgrade
Upgrade
redhat/mysqlto a version that resolves this vulnerability.Fixed in 5.7.18 - Upgrade
Upgrade
redhat/mariadbto a version that resolves this vulnerability.Fixed in 5.5.55 - Upgrade
Upgrade
redhat/mariadbto a version that resolves this vulnerability.Fixed in 10.2.6 - Upgrade
Upgrade
redhat/mariadbto a version that resolves this vulnerability.Fixed in 10.1.23 - Upgrade
Upgrade
redhat/mariadbto a version that resolves this vulnerability.Fixed in 10.0.31 - Upgrade
Upgrade
Oracle MySQL Server (Server: DML)to a version that resolves this vulnerability.Fixed in 5.5.55 - Upgrade
Upgrade
Oracle MySQL Server (Server: DML)to a version that resolves this vulnerability.Fixed in 5.6.36 - Upgrade
Upgrade
Oracle MySQL Server (Server: DML)to a version that resolves this vulnerability.Fixed in 5.7.18
Event History
Frequently Asked Questions
What is the severity of CVE-2017-3456?
CVE-2017-3456 is considered to be easily exploitable with high severity, allowing high privileged attackers network access.
How do I fix CVE-2017-3456?
To remediate CVE-2017-3456, upgrade MySQL to version 5.5.55 or later, 5.6.36 or later, or 5.7.18 or later.
What versions are affected by CVE-2017-3456?
CVE-2017-3456 affects MySQL Server versions 5.5.54 and earlier, 5.6.35 and earlier, and 5.7.17 and earlier.
What are the recommended upgrades for CVE-2017-3456?
Users should upgrade to MySQL 5.5.55, 5.6.36, or 5.7.18 to mitigate CVE-2017-3456.
Are MariaDB versions affected by CVE-2017-3456?
Yes, affected MariaDB versions include those prior to 5.5.55, 10.1.23, 10.0.31, and 10.2.6.