keycloak/keycloak · Security
Keycloak vulnerable to impersonation via logout token exchange
- GHSA ID
- GHSA-7fpj-9hr8-28vh
- CVE ID
- CVE-2023-0657
- Severity
- low
- Published
- Updated
- CVSS
- 3.4 · CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
- CVSS v3
- 3.4 · CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
Description
Keycloak was found to not properly enforce token types when validating signatures locally. An authenticated attacker could use this flaw to exchange a logout token for an access token and possibly gain access to data outside of enforced permissions.
CWEs
- CWE-273 · Improper Check for Dropped Privileges
- CWE-284 · Improper Access Control
- CWE-287 · Improper Authentication
- CWE-290 · Authentication Bypass by Spoofing
- CWE-347 · Improper Verification of Cryptographic Signature
References
- https://github.com/keycloak/keycloak/security/advisories/GHSA-7fpj-9hr8-28vh ↗
- https://nvd.nist.gov/vuln/detail/CVE-2023-0657 ↗
- 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 ↗
- https://github.com/advisories/GHSA-7fpj-9hr8-28vh ↗