CVE-2023-0657 LOW

CVE-2023-0657: Keycloak: impersonation via logout token exchange

Vendor Red Hat
Product Red Hat build of Keycloak 22.0.10
Weakness CWE-273
Published November 17, 2024
Last update November 17, 2024

CVSS base score

3.4/10
Attack vector Adjacent
Attack complexity High
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N

What the vulnerability does

01Description

A flaw was found in Keycloak. This issue occurs due to improperly enforcing token types when validating signatures locally. This could allow an authenticated attacker to exchange a logout token for an access token and possibly gain access to data outside of enforced permissions.

Key dates

02Disclosure timeline

November 17, 2024 CVE published
November 17, 2024 Record updated