CVE-2021-2422: Medium severity oracle mysql vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: PS). Supported versions that are affected are 8.0.25 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/cpujul2021.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: PS). Supported versions that are affected are 8.0.25 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-2021-2422?
CVE-2021-2422 is considered a high severity vulnerability that allows privileged attackers to compromise MySQL Server.
How do I fix CVE-2021-2422?
To fix CVE-2021-2422, upgrade your MySQL Server to version 8.0.26 or later.
Which versions of MySQL are affected by CVE-2021-2422?
CVE-2021-2422 affects MySQL Server versions 8.0.25 and prior.
What are the potential impacts of exploiting CVE-2021-2422?
Exploiting CVE-2021-2422 could allow an attacker with network access to gain high privileges and compromise the MySQL Server.
Is CVE-2021-2422 specific to any particular MySQL distributions?
Yes, CVE-2021-2422 specifically affects Oracle MySQL and could also impact distributions like Red Hat MySQL prior to version 8.0.26.