description: An information disclosure vulnerability exists in the challenge functionality of instipod DuoUniversalKeycloakAuthenticator 1.0.7 plugin. A specially crafted HTTP request can lead to a disclosure of sensitive information. A user logging into Keycloak using  DuoUniversalKeycloakAuthenticator plugin triggers this vulnerability.
problem types: CWE-201: Information Exposure Through Sent Data
affected:
{
vendor: instipod
product: DuoUniversalKeycloakAuthenticator
versions:
version: 1.0.7, status: affected
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
baseScore: 4.5
baseSeverity: MEDIUM
]