VulnerabilityModified
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.
CRITICAL 9.8EPSS 0.93%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.93% probability · 59th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-306
- Affected
- pingidentity/pingfederate
- Source
- responsible-disclosure@pingidentity.com
References
- https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236Release Notes
- https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-BypassPermissions Required
- https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.htmlRelease Notes
- https://docs.pingidentity.com/r/en-us/pingfederate-113/hro1701116403236Release Notes
- https://support.pingidentity.com/s/article/SECADV040-PingFederate-OAuth-Client-Authentication-BypassPermissions Required
- https://www.pingidentity.com/en/resources/downloads/pingfederate/previous-releases.htmlRelease Notes
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.