Denial of Service Vulnerability in MySQL Server by Oracle
CVE-2025-21534

4.9MEDIUM

Key Information:

Vendor
Oracle
Status
Mysql Server
Vendor
CVE Published:
21 January 2025

Summary

A vulnerability exists in Oracle MySQL Server’s Performance Schema component, affecting versions 8.0.39 and prior, 8.4.2 and prior, and 9.0.1 and prior. This issue can be exploited by high-privileged attackers with network access, allowing them to cause a denial of service by inducing the server to hang or crash. This can lead to significant disruptions and unavailability of the database services.

Affected Version(s)

MySQL Server * <= 8.0.39

MySQL Server * <= 8.4.2

MySQL Server * <= 9.0.1

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

.