CVE-2023-0657

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.

Score

CVSS 3.1 3.4 Low

Status

Deferred - secalert@redhat.com

Published

2024-11-17

Last modified

2024-11-17

Weaknesses

CWE-273

Affected products

• Build Keycloak (Redhat)
• Red Hat Single Sign On (Redhat)

References

• https://access.redhat.com/errata/RHSA-2024:1867
• https://access.redhat.com/errata/RHSA-2024:1868
• https://access.redhat.com/security/cve/CVE-2023-0657
• https://bugzilla.redhat.com/show_bug.cgi?id=2166728