Keycloak vulnerable to impersonation via logout token exchange
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.
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beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2023-0657US | — | — | ||
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… | ||||
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Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://access.redhat.com/errata/RHSA-2024:1867WEB
- https://access.redhat.com/errata/RHSA-2024:1868WEB
- https://access.redhat.com/security/cve/CVE-2023-0657WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=2166728WEB
- https://github.com/keycloak/keycloakPACKAGE
- https://github.com/keycloak/keycloak/security/advisories/GHSA-7fpj-9hr8-28vhWEB
- https://nvd.nist.gov/vuln/detail/CVE-2023-0657ADVISORY
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