CVE-2017-3633: Medium severity oracle communications policy management vulnerability
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Memcached). Supported versions that are affected are 5.6.36 and earlier and 5.7.18 and earlier. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Memcached 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 as well as unauthorized update, insert or delete access to some of MySQL Server accessible data.
External References:
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Memcached). Supported versions that are affected are 5.6.36 and earlier and 5.7.18 and earlier. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Memcached 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 as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.0 Base Score 6.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H).
— MITRE
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2017-3633?
CVE-2017-3633 is considered a difficult to exploit vulnerability that allows unauthenticated attackers to compromise MySQL via Memcached.
Which versions of MySQL are affected by CVE-2017-3633?
CVE-2017-3633 affects MySQL Server versions 5.6.36 and earlier, as well as 5.7.18 and earlier.
How do I fix CVE-2017-3633?
To fix CVE-2017-3633, upgrade MySQL to version 5.6.37 or 5.7.19 or later.
Can CVE-2017-3633 be exploited remotely?
Yes, CVE-2017-3633 can be exploited remotely by an unauthenticated attacker with network access to the Memcached interface.
What components are involved in CVE-2017-3633?
CVE-2017-3633 involves the MySQL Server component specifically related to the Memcached subcomponent.