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Status published
Low
CVE-2023-0657
Keycloak: impersonation via logout token exchange
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Unknown
View all reports →Affected Software
Red Hat build of Keycloak 22, Red Hat build of Keycloak 22.0.10, Red Hat Single Sign-On 7
Vulnerable Versions:
0, 23.0.0, 22.0.10-1, 22-13, 22-16
Timeline
Official Publish:
November 17th, 2024
Last Modified:
November 17th, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.