{
  "schema_version": "1.4.0",
  "id": "GHSA-9g98-5mj6-f9mv",
  "modified": "2023-03-02T23:25:43Z",
  "published": "2023-03-02T23:25:43Z",
  "aliases": [
    "CVE-2023-0264"
  ],
  "summary": "Keycloak vulnerable to user impersonation via stolen UUID code",
  "details": "Keycloak's OpenID Connect user authentication was found to incorrectly authenticate requests. An authenticated attacker who could also obtain a certain piece of info from a user request, from a victim within the same realm, could use that data to impersonate the victim and generate new session tokens.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.keycloak:keycloak-services"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "21.0.1"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/keycloak/keycloak/security/advisories/GHSA-9g98-5mj6-f9mv"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0264"
    },
    {
      "type": "WEB",
      "url": "https://github.com/keycloak/keycloak/commit/ec8109112e67208c13e13f6d1f8706a5a3ba8d4c"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2023-0264"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/keycloak/keycloak"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287",
      "CWE-345"
    ],
    "severity": "HIGH",
    "github_reviewed": true,
    "github_reviewed_at": "2023-03-02T23:25:43Z",
    "nvd_published_at": "2023-08-04T18:15:11Z"
  }
}