CVE-2023-40545: PingFederate OAuth client_secret_jwt Authentication Bypass

Published Feb 6, 2024
·
Updated

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

Affected Software

1 affected component
pingidentity Pingfederate=11.3.0

Event History

Feb 6, 2024
CVE Published
via MITRE·05:27 PM
Data Sourced
via MITRE·05:27 PM
DescriptionSeverityWeakness
Aug 25, 56091
Event
via NVD·11:45 PM
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2023-40545?

CVE-2023-40545 is classified as a critical severity vulnerability due to its potential for authentication bypass.

2

How do I fix CVE-2023-40545?

To fix CVE-2023-40545, update PingFederate to a version that is not affected by this vulnerability.

3

What versions of PingFederate are affected by CVE-2023-40545?

CVE-2023-40545 affects PingFederate version 11.3.0.

4

What type of vulnerability is CVE-2023-40545?

CVE-2023-40545 is an authentication bypass vulnerability when using the client_secret_jwt authentication method.

5

Who is at risk for CVE-2023-40545?

Organizations using PingFederate version 11.3.0 with OAuth2 client_secret_jwt for authentication are at risk for CVE-2023-40545.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203