CVE-2025-21518

CWE-770 — Allocation without Limits8 documents8 sources
Severity
6.5MEDIUM
EPSS
0.2%
top 61.82%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Oracle Corporation Mysql ClusterOracle Corporation Mysql ServerOracle Mysql Cluster+1 more
Timeline
PublishedJan 21
Latest updateJan 30

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and 9.1.0 and prior. Easily exploitable 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 hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 …

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages5 packages

▶NVDoracle/mysql_server8.0.0 — 8.0.40+2
▶CVEListV5oracle_corporation/mysql_server* — 8.0.40+2
▶NVDoracle/mysql_cluster7.6.0 — 7.6.32+3
▶CVEListV5oracle_corporation/mysql_cluster* — 7.6.32+3
▶Ubuntumysql-8.0< 8.0.41-0ubuntu0.20.04.1+2

🔴Vulnerability Details

3
GHSA
GHSA-mmr8-fpcp-hg5w: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer)↗2025-01-21
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OSV
CVE-2025-21518: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer)↗2025-01-21
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CVEList
CVE-2025-21518: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer)↗2025-01-21
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📋Vendor Advisories

4
Ubuntu
MySQL vulnerabilities↗2025-01-30
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Red Hat
mysql: Optimizer unspecified vulnerability (CPU Jan 2025)↗2025-01-21
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Oracle
Oracle Oracle MySQL Risk Matrix: Cluster: General — CVE-2025-21518↗2025-01-15
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Debian
CVE-2025-21518: mysql-8.0 - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Op...↗2025
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