CVE-2023-21875: Medium severity Oracle MySQL vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Encryption). Supported versions that are affected are 8.0.31 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all MySQL Server accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 5.9 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H).
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Encryption). Supported versions that are affected are 8.0.31 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all MySQL Server accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.
External References:
https://www.oracle.com/security-alerts/cpujan2023.html#AppendixMSQL
— Red Hat
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/mysqlto a version that resolves this vulnerability.Fixed in 8.0.32
Event History
Frequently Asked Questions
What is the vulnerability ID for this MySQL Server vulnerability?
The vulnerability ID for this MySQL Server vulnerability is CVE-2023-21875.
What is the severity of CVE-2023-21875?
The severity of CVE-2023-21875 is medium with a score of 5.9.
What is affected by this vulnerability?
The MySQL Server product of Oracle MySQL versions 8.0.31 and prior are affected by this vulnerability.
Is this vulnerability easy to exploit?
No, this vulnerability is difficult to exploit.
How can an attacker exploit this vulnerability?
A high privileged attacker with network access via multiple protocols can compromise the MySQL Server.