CVE-2021-35591: Medium severity Oracle MySQL vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.0.26 and prior. 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/security-alerts/cpuoct2021.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.0.26 and prior. 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 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
— MITRE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/mysqlto a version that resolves this vulnerability.Fixed in 8.0.27
Event History
Frequently Asked Questions
What is the severity of CVE-2021-35591?
CVE-2021-35591 is classified as an easily exploitable vulnerability that allows high privileged attackers to compromise MySQL Server.
How do I fix CVE-2021-35591?
To remediate CVE-2021-35591, upgrade your MySQL Server to version 8.0.27 or later.
Which versions of MySQL Server are affected by CVE-2021-35591?
MySQL Server versions 8.0.26 and prior are affected by CVE-2021-35591.
What components of MySQL Server does CVE-2021-35591 impact?
CVE-2021-35591 impacts the DML component of the MySQL Server product of Oracle MySQL.
Who can exploit CVE-2021-35591?
CVE-2021-35591 can be exploited by high privileged attackers with network access using multiple protocols.