CyberArk Identity 21.5.131, when handling an invalid authentication attempt, sometimes reveals whether the username is valid. In certain authentication policy configurations with MFA, the API response length can be used to differentiate between a valid user and an invalid one (aka Username Enumerat...
5.3CVSS
5.2AI Score
0.001EPSS
CyberArk Identity versions up to and including 22.1 in the 'StartAuthentication' resource, exposes the response header 'X-CFY-TX-TM'. In certain configurations, that response header contains different, predictable value ranges which can be used to determine whether a user exists in the tenant.
5.3CVSS
5.2AI Score
0.001EPSS
6.5CVSS
4.7AI Score
0.0005EPSS
4.3CVSS
4.7AI Score
0.0004EPSS
4.3CVSS
4.7AI Score
0.0004EPSS
8.3CVSS
8.3AI Score
0.0004EPSS