CVE-2019-2636: Medium severity mysql vulnerability

Published Apr 23, 2019
·
Updated

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Group Replication Plugin). Supported versions that are affected are 8.0.15 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via MySQL Procotol 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/cpuapr2019-5072813.html

Other sources

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Group Replication Plugin). Supported versions that are affected are 8.0.15 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via MySQL Procotol 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 4.4 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

MITRE

Affected Software

14 affected componentsFixes available
redhat/mysql<8.0.16
8.0.16
Oracle MySQL>=8.0.0<=8.0.15
redhat Software Collections=1.0
redhat Enterprise Linux=8.0
redhat Enterprise Linux Eus=8.1
redhat Enterprise Linux Eus=8.2
redhat Enterprise Linux Eus=8.4
redhat Enterprise Linux Eus=8.6
redhat Enterprise Linux Server Aus=8.2
redhat Enterprise Linux Server Aus=8.4
redhat Enterprise Linux Server Aus=8.6
redhat Enterprise Linux Server Tus=8.2
redhat Enterprise Linux Server Tus=8.4
redhat Enterprise Linux Server Tus=8.6

Event History

Apr 23, 2019
CVE Published
via MITRE·06:16 PM
Data Sourced
via MITRE·06:16 PM
DescriptionWeakness
Data Sourced
via NVD·07:32 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2019-2636?

CVE-2019-2636 is classified as a difficult-to-exploit vulnerability due to its specific conditions for exploitation.

2

How do I fix CVE-2019-2636?

To fix CVE-2019-2636, upgrade your MySQL Server to version 8.0.16 or later.

3

Which MySQL Server versions are affected by CVE-2019-2636?

CVE-2019-2636 affects MySQL Server versions 8.0.15 and prior.

4

Who is primarily affected by CVE-2019-2636?

High privileged attackers with network access via MySQL Protocol are primarily affected by CVE-2019-2636.

5

Is CVE-2019-2636 part of a larger security issue?

CVE-2019-2636 is part of an Oracle security advisory for MySQL vulnerabilities addressed in the April 2019 Critical Patch Update.

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