Vulnerability CVE-2021-4133
Published: 2022-01-25

Description:
A flaw was found in Keycloak in versions from 12.0.0 and before 15.1.1 which allows an attacker with any existing user account to create new default user accounts via the administrative REST API even when new user registration is disabled.

Type:

CWE-863

 (Incorrect Authorization)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.5/10
6.4/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Redhat -> Keycloak 

 References:
https://github.com/keycloak/keycloak/security/advisories/GHSA-83x4-9cwr-5487
https://github.com/keycloak/keycloak/issues/9247
https://bugzilla.redhat.com/show_bug.cgi?id=2033602
Copyright 2024, cxsecurity.com

 

Back to Top