CVE-2023-21875 Weak cryptography in MySQL Server
High-privileged attackers can compromise MySQL Server encryption, leading to unauthorized data modification and denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-21875?
CVE-2023-21875 is a medium-severity vulnerability in Oracle Mysql, published on 17 Jan 2023. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
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).
Which versions are affected by CVE-2023-21875?
It affects 1 product.
Products include Oracle Mysql.
How do I fix CVE-2023-21875?
Upgrade to a fixed version.
Is CVE-2023-21875 being exploited?
There is no known exploitation of CVE-2023-21875 in the wild and no public exploit code.
Other vulnerabilities in Oracle Mysql
Sources
Also known as AZL-13079, GHSA-g4wm-6cvv-mf6f, UBUNTU-CVE-2023-21875.