Denial of Service Vulnerability in Oracle MySQL Server
CVE-2025-21529

4.9MEDIUM

Key Information:

Vendor

Oracle
Status
Mysql Server
Vendor
CVE Published:
21 January 2025

What is CVE-2025-21529?

A vulnerability in Oracle's MySQL Server allows a high-privileged attacker with network access to exploit the Information Schema component. This easily exploitable flaw can lead to a denial of service condition, where unauthorized users may cause the MySQL Server to hang or crash repeatedly. The impacted versions include MySQL Server 8.0.40 and earlier, 8.4.3 and earlier, and 9.1.0 and earlier. Ensuring swift remediation of this issue is crucial for maintaining the availability and reliability of database services.

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Affected Version(s)

MySQL Server * <= 8.0.40

MySQL Server * <= 8.4.3

MySQL Server * <= 9.1.0

References

https://www.oracle.com/security-alerts/cpujan2025.html
vendor-advisory

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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