CVE-2025-21492
First published: Tue Jan 21 2025(Updated: )
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.36 and prior and 8.4.0. 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).
Credit: secalert_us@oracle.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| MySQL Server | <8.0.36>=8.4.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-21492?
CVE-2025-21492 has been classified as a high severity vulnerability due to its potential for exploitation by privileged attackers.
How do I fix CVE-2025-21492?
To fix CVE-2025-21492, upgrade your MySQL Server to version 8.0.37 or later, or to the latest version of 8.4.x.
What versions of MySQL Server are affected by CVE-2025-21492?
CVE-2025-21492 affects MySQL Server versions 8.0.36 and prior as well as 8.4.0.
Who is impacted by CVE-2025-21492?
Any organization using Oracle MySQL Server versions that are 8.0.36 or earlier or 8.4.0 is potentially impacted by CVE-2025-21492.
What can an attacker do with CVE-2025-21492?
An attacker exploiting CVE-2025-21492 can compromise the MySQL Server, gaining access to sensitive data and control of the database.
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