title: PingFederate OAuth client_secret_jwt Authentication Bypass
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.
problem types: CWE-306 Missing Authentication for Critical Function
affected:
{
defaultStatus: unaffected
product: PingFederate
vendor: Ping Identity
versions:
lessThanOrEqual: 11.3.2, status: affected, version: 11.3.0, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 8.8
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL