What is CVE-2023-40545?

CVE-2023-40545 is a high-severity vulnerability in Ping Identity Pingfederate, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2024-02-06.

How severe is CVE-2023-40545?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Ping Identity Pingfederate

CVE-2023-40545

Authentication bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.

Vulnerability class: Broken Authentication

EPSS: 0.009 (56.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Ping Identity Pingfederate — versions 11.3.0
Pingidentity Pingfederate — versions 11.3.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

responsible-disclosure@pingidentity.com (Permissions Required)
responsible-disclosure@pingidentity.com (Release Notes)
responsible-disclosure@pingidentity.com (Release Notes)

Frequently asked questions

What is CVE-2023-40545?: CVE-2023-40545 is a high-severity vulnerability in Ping Identity Pingfederate, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2024-02-06.
How severe is CVE-2023-40545?: High severity. CVSS v3 base score is 8.8 out of 10.