CVE-2021-2169: Medium severity mysql vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 5.7.33 and prior and 8.0.23 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:
https://www.oracle.com/security-alerts/cpuapr2021.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 5.7.33 and prior and 8.0.23 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
Event History
Frequently Asked Questions
What is the severity of CVE-2021-2169?
CVE-2021-2169 is considered an easily exploitable vulnerability that can be leveraged by a high privileged attacker with network access.
How do I fix CVE-2021-2169?
To fix CVE-2021-2169, upgrade MySQL to version 5.7.34 or later, or 8.0.24 or later.
Which MySQL versions are affected by CVE-2021-2169?
CVE-2021-2169 affects MySQL versions 5.7.33 and prior, and 8.0.23 and prior.
What components are affected by CVE-2021-2169?
CVE-2021-2169 affects the MySQL Server product, specifically the Server: Optimizer component.
Can CVE-2021-2169 be exploited remotely?
Yes, CVE-2021-2169 can be exploited remotely given that the attacker has network access.