CVE-2024-21231: Oracle MySQL Server · Difficult to exploit vulnerability allows low privileged attacker with network access via multiple
Affects Oracle MySQL ServerSource CVE Database V5
Not known to be exploited · CVSS 3.1 Low.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.8% chance of exploitation in 30 days – higher than 58% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:LExploitation evidence
Disclosed: evidence found.
CVE published 15 Oct 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Mavencom.oracle/mysql-serverpkg:maven/com.oracle/mysql-serverOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
European organizations should implement the following specific mitigations: 1) Restrict network access to MySQL servers by enforcing strict firewall rules and network segmentation to limit exposure to trusted hosts and networks only. 2) Monitor MySQL server logs and network traffic for unusual or excessive connection attempts that could indicate exploitation attempts. 4) Disable or restrict unused MySQL protocols and client programs to reduce the attack surface. 5) Employ resource limits and connection throttling on MySQL servers to mitigate potential resource exhaustion attacks. 6) Conduct regular vulnerability assessments and penetration tests focusing on MySQL infrastructure to identify and remediate weaknesses. 7) Maintain up-to-date backups and incident response plans to quickly recover from potential service disruptions.
Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: Client programs). Supported versions that are affected are 8.0.39 and prior, 8.4.2 and prior and 9.0.1 and prior. Difficult to exploit vulnerability allows low 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 partial denial of service (partial DOS) of MySQL Server. CVSS 3.1 Base Score 3.1 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L).