Path Traversal in Percona Monitoring And Management

CVE-2023-34409

In Percona Monitoring and Management (PMM) server 2.x before 2.37.1, the authenticate function in auth_server.go does not properly formalize and sanitize URL paths to reject path traversal attempts. This allows an unauthenticated remote user, when a crafted POST request is made against unauthenticated API routes, to access otherwise protected API routes leading to escalation of privileges and information disclosure.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.013 (67.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-34409?
CVE-2023-34409 is a critical-severity vulnerability in Percona Monitoring And Management, classified under Path Traversal. CVSS score: 9.8/10. Published 2023-06-06.
How severe is CVE-2023-34409?
Critical severity. CVSS v3 base score is 9.8 out of 10.