FKIE_CVE-2024-3656

Vulnerability from fkie_nvd - Published: 2024-10-09 19:15 - Updated: 2026-06-17 07:44
Severity
8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Summary
A flaw was found in Keycloak. Certain endpoints in Keycloak's admin REST API allow low-privilege users to access administrative functionalities. This flaw allows users to perform actions reserved for administrators, potentially leading to data breaches or system compromise.
References
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:3572
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:3575
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2024-3656
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2274403
secalert@redhat.comhttps://github.com/advisories/GHSA-2cww-fgmg-4jqc
af854a3a-2127-422b-91ae-364da2661108https://github.com/hnsecurity/vulns/blob/main/HNS-2024-08-Keycloak.md
af854a3a-2127-422b-91ae-364da2661108https://news.ycombinator.com/item?id=42136000
af854a3a-2127-422b-91ae-364da2661108https://security.humanativaspa.it/an-analysis-of-the-keycloak-authentication-system/
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "collectionURL": "https://github.com/keycloak/keycloak",
          "defaultStatus": "unaffected",
          "packageName": "keycloak",
          "versions": [
            {
              "lessThan": "24.0.5",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:build_keycloak:22"
          ],
          "defaultStatus": "unaffected",
          "product": "Red Hat Build of Keycloak",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:red_hat_single_sign_on:7.6"
          ],
          "defaultStatus": "unaffected",
          "product": "Red Hat Single Sign-On 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:build_keycloak:"
          ],
          "defaultStatus": "affected",
          "packageName": "org.keycloak-keycloak-parent",
          "product": "Red Hat Build of Keycloak",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html",
          "cpes": [
            "cpe:/a:redhat:jboss_enterprise_application_platform:8"
          ],
          "defaultStatus": "unaffected",
          "packageName": "org.keycloak-keycloak-parent",
          "product": "Red Hat JBoss Enterprise Application Platform 8",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:red_hat_single_sign_on:7"
          ],
          "defaultStatus": "affected",
          "packageName": "org.keycloak-keycloak-parent",
          "product": "Red Hat Single Sign-On 7",
          "vendor": "Red Hat"
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in Keycloak. Certain endpoints in Keycloak\u0027s admin REST API allow low-privilege users to access administrative functionalities. This flaw allows users to perform actions reserved for administrators, potentially leading to data breaches or system compromise."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 una falla en Keycloak. Ciertos endpoints en la API REST de administraci\u00f3n de Keycloak permiten que usuarios con pocos privilegios accedan a funcionalidades administrativas. Esta falla permite que los usuarios realicen acciones reservadas para administradores, lo que puede provocar violaciones de datos o comprometer el sistema."
    }
  ],
  "id": "CVE-2024-3656",
  "lastModified": "2026-06-17T07:44:45.113",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 8.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.2,
        "source": "secalert@redhat.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-3656",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-10-09T19:18:03.646470Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-10-09T19:15:13.547",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2024:3572"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2024:3575"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/security/cve/CVE-2024-3656"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274403"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://github.com/advisories/GHSA-2cww-fgmg-4jqc"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://github.com/hnsecurity/vulns/blob/main/HNS-2024-08-Keycloak.md"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://news.ycombinator.com/item?id=42136000"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://security.humanativaspa.it/an-analysis-of-the-keycloak-authentication-system/"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    }
  ]
}



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