{
  "id": "CVE-2023-0657",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2024-11-17T11:15:05.300",
  "lastModified": "2024-11-18T17:11:17.393",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "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."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 una falla en Keycloak. Este problema ocurre debido a la aplicaci\u00f3n incorrecta de tipos de tokens al validar firmas localmente. Esto podr\u00eda permitir que un atacante autenticado intercambie un token de cierre de sesi\u00f3n por un token de acceso y posiblemente obtenga acceso a datos fuera de los permisos aplicados."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "secalert@redhat.com",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N",
          "attackVector": "ADJACENT_NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 3.4,
          "baseSeverity": "LOW"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 2.5
      }
    ]
  },
  "weaknesses": [
    {
      "source": "secalert@redhat.com",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-273"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://access.redhat.com/errata/RHSA-2024:1867",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2024:1868",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://access.redhat.com/security/cve/CVE-2023-0657",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2166728",
      "source": "secalert@redhat.com"
    }
  ]
}