CVE-2023-21840
Last modified
CVE-2023-21840 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: PS). Supported versions that are affected are 5.7.40 and prior. EPSS estimates a 1.11% chance of exploitation in the next 30 days.
Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: PS). Supported versions that are affected are 5.7.40 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).
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Oracle | Mysql Server | >= 5.7.0, <= 5.7.40 |
References
- https://www.oracle.com/security-alerts/cpujan2023.htmlPatch, Vendor Advisory
- https://www.oracle.com/security-alerts/cpujan2023.htmlPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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