CVE-2023-0657
3.4
CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
0 < 22.0.10 | affected | ||
23.0.0 < 24.0.3 | affected | ||
| Red Hat | Red Hat build of Keycloak 22 | 22.0.10-1 < * | unaffected |
| Red Hat | Red Hat build of Keycloak 22 | 22-13 < * | unaffected |
| Red Hat | Red Hat build of Keycloak 22 | 22-16 < * | unaffected |
Weaknesses
- CWE-273: Improper Check for Dropped Privileges
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
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
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