CVE-2023-40545

HIGH

Published Feb 6, 2024 Modified Nov 21, 2024 CWE-306

Description

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

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-306 Missing Authentication

Affected Products

Vendor	Product	Versions
pingidentity	pingfederate	All

References

Other References

https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236 https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236 https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-Bypass https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.html

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2023-40545? +

CVE-2023-40545 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-40545? +

CVE-2023-40545 affects products from pingidentity, specifically: pingfederate. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-40545? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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