{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.keycloak:keycloak-services"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "24.0.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-3656"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200",
      "CWE-269",
      "CWE-284"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-06-11T20:22:40Z",
    "nvd_published_at": "2024-10-09T19:15:13Z",
    "severity": "HIGH"
  },
  "details": "Users with low privileges (just plain users in the realm) are able to utilize administrative functionalities within Keycloak admin interface. This issue presents a significant security risk as it allows unauthorized users to perform actions reserved for administrators, potentially leading to data breaches or system compromise.\n\n**Acknowledgements:**\nSpecial thanks to Maurizio Agazzini for reporting this issue and helping us improve our project.",
  "id": "GHSA-2cww-fgmg-4jqc",
  "modified": "2024-10-10T14:51:04Z",
  "published": "2024-06-11T20:22:40Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/keycloak/keycloak/security/advisories/GHSA-2cww-fgmg-4jqc"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-3656"
    },
    {
      "type": "WEB",
      "url": "https://github.com/keycloak/keycloak/commit/d9f0c84b797525eac55914db5f81a8133ef5f9b1"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2024:3575"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2024-3656"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274403"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/keycloak/keycloak"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Keycloak\u0027s admin API allows low privilege users to use administrative functions"
}

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://access.redhat.com/security/updates/classification/",
      "text": "Low"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "An update is now available for Red Hat build of Keycloak.\n\nRed Hat Product Security has rated this update as having a security impact of\nLow. A Common Vulnerability Scoring System (CVSS) base score, which gives\na detailed severity rating, is available for each vulnerability from the CVE\nlink(s) in the References section.",
        "title": "Topic"
      },
      {
        "category": "general",
        "text": "Red Hat build of Keycloak 24.0.5 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.\n\nSecurity Fix(es):\n* exposure of sensitive information in Pushed Authorization Requests (PAR) KC_RESTART cookie (CVE-2024-4540)\n\nFor more details about the security issue(s), including the impact, a CVSS\nscore, acknowledgments, and other related information, refer to the CVE page(s)\nlisted in the References section.",
        "title": "Details"
      },
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHSA-2024:3575",
        "url": "https://access.redhat.com/errata/RHSA-2024:3575"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/security/updates/classification/#low",
        "url": "https://access.redhat.com/security/updates/classification/#low"
      },
      {
        "category": "external",
        "summary": "2279303",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2279303"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_3575.json"
      }
    ],
    "title": "Red Hat Security Advisory: Red Hat build of Keycloak 24.0.5 enhancement and security update",
    "tracking": {
      "current_release_date": "2024-11-13T14:27:50+00:00",
      "generator": {
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      "initial_release_date": "2024-06-03T21:26:15+00:00",
      "revision_history": [
        {
          "date": "2024-06-03T21:26:15+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2024-06-03T21:26:15+00:00",
          "number": "2",
          "summary": "Last updated version"
        },
        {
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          "number": "3",
          "summary": "Last generated version"
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      "status": "final",
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    ]
  },
  "vulnerabilities": [
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      "acknowledgments": [
        {
          "names": [
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          ]
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          "names": [
            "the Keycloak project"
          ],
          "summary": "Acknowledged by upstream."
        }
      ],
      "cve": "CVE-2024-3656",
      "cwe": {
        "id": "CWE-200",
        "name": "Exposure of Sensitive Information to an Unauthorized Actor"
      },
      "discovery_date": "2024-04-09T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2274403"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "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.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "keycloak: Unguarded admin REST API endpoints allows low privilege users to use administrative functionalities",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Red Hat has evaluated this vulnerability. This affects only Keycloak server and no Keycloak clients library ship the affected code.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Build of Keycloak"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2024-3656"
        },
        {
          "category": "external",
          "summary": "RHBZ#2274403",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274403"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2024-3656",
          "url": "https://www.cve.org/CVERecord?id=CVE-2024-3656"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-3656",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-3656"
        },
        {
          "category": "external",
          "summary": "https://github.com/advisories/GHSA-2cww-fgmg-4jqc",
          "url": "https://github.com/advisories/GHSA-2cww-fgmg-4jqc"
        }
      ],
      "release_date": "2024-10-09T18:11:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2024-06-03T21:26:15+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.",
          "product_ids": [
            "Red Hat Build of Keycloak"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2024:3575"
        },
        {
          "category": "workaround",
          "details": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.",
          "product_ids": [
            "Red Hat Build of Keycloak"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "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"
          },
          "products": [
            "Red Hat Build of Keycloak"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "keycloak: Unguarded admin REST API endpoints allows low privilege users to use administrative functionalities"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Manuel Schallar"
          ]
        }
      ],
      "cve": "CVE-2024-4540",
      "cwe": {
        "id": "CWE-200",
        "name": "Exposure of Sensitive Information to an Unauthorized Actor"
      },
      "discovery_date": "2024-05-06T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2279303"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Keycloak in OAuth 2.0 Pushed Authorization Requests (PAR). Client-provided parameters were found to be included in plain text in the KC_RESTART cookie returned by the authorization server\u0027s HTTP response to a `request_uri` authorization request, possibly leading to an information disclosure vulnerability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "keycloak: exposure of sensitive information in Pushed Authorization Requests (PAR) KC_RESTART cookie",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Build of Keycloak"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2024-4540"
        },
        {
          "category": "external",
          "summary": "RHBZ#2279303",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2279303"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2024-4540",
          "url": "https://www.cve.org/CVERecord?id=CVE-2024-4540"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-4540",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-4540"
        }
      ],
      "release_date": "2024-06-03T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2024-06-03T21:26:15+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.",
          "product_ids": [
            "Red Hat Build of Keycloak"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2024:3575"
        },
        {
          "category": "workaround",
          "details": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.",
          "product_ids": [
            "Red Hat Build of Keycloak"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Build of Keycloak"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Low"
        }
      ],
      "title": "keycloak: exposure of sensitive information in Pushed Authorization Requests (PAR) KC_RESTART cookie"
    }
  ]
}

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Keycloak erm\u00f6glicht Single Sign-On mit Identity and Access Management f\u00fcr moderne Anwendungen und Dienste.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Keycloak ausnutzen, um Administratorrechte zu erlangen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- UNIX",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2024-1350 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-1350.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2024-1350 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2024-1350"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2024-06-11",
        "url": "https://github.com/advisories/GHSA-2cww-fgmg-4jqc"
      }
    ],
    "source_lang": "en-US",
    "title": "Keycloak: Schwachstelle erm\u00f6glicht Erlangen von Administratorrechten",
    "tracking": {
      "current_release_date": "2024-06-11T22:00:00.000+00:00",
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      "revision_history": [
        {
          "date": "2024-06-11T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        }
      ],
      "status": "final",
      "version": "1"
    }
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                "category": "product_version_range",
                "name": "\u003c24.0.5",
                "product": {
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                  "product_id": "T035160",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:keycloak:keycloak:24.0.5"
                  }
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            "category": "product_name",
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        ],
        "category": "vendor",
        "name": "Open Source"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-3656",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in Keycloak. Einige \"admin endpoints\" pr\u00fcfen die Berechtigungen eines angemeldeten Benutzers nicht korrekt. Dadurch kann ein entfernter, authentisierter Angreifer diese Endpoints nutzen, ohne die passende Berechtigung zu besitzen. In der Folge kann der Angreifer die Kontrolle \u00fcber das System \u00fcbernehmen."
        }
      ],
      "release_date": "2024-06-11T22:00:00Z",
      "title": "CVE-2024-3656"
    }
  ]
}

{
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2024-3656"
      ],
      "id": "GSD-2024-3656",
      "modified": "2024-04-12T05:02:29.322371Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2024-3656",
        "STATE": "RESERVED"
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
          }
        ]
      }
    }
  }
}