rhsa-2024_3568
Vulnerability from csaf_redhat
Published
2024-06-03 19:48
Modified
2024-11-06 06:04
Summary
Red Hat Security Advisory: Red Hat Single Sign-On 7.6.9 security update on RHEL 9

Notes

Topic
New Red Hat Single Sign-On 7.6.9 package are now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Low and package name 'rh-sso7-keycloak'. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Red Hat Single Sign-On 7.6 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. This release of Red Hat Single Sign-On 7.6.9 on RHEL 9 serves as a replacement for Red Hat Single Sign-On 7.6.8, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Security Fix(es): * exposure of sensitive information in Pushed Authorization Requests (PAR) KC_RESTART cookie (CVE-2024-4540) For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
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.


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{
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      "text": "Low"
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    "category": "csaf_security_advisory",
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        "category": "summary",
        "text": "New Red Hat Single Sign-On 7.6.9 package are now available for Red Hat Enterprise Linux 9.\n\nRed Hat Product Security has rated this update as having a security impact of Low and package name \u0027rh-sso7-keycloak\u0027. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.",
        "title": "Topic"
      },
      {
        "category": "general",
        "text": "Red Hat Single Sign-On 7.6 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\nThis release of Red Hat Single Sign-On 7.6.9 on RHEL 9 serves as a replacement for Red Hat Single Sign-On 7.6.8, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.\n\nSecurity Fix(es):\n\n* exposure of sensitive information in Pushed Authorization Requests (PAR)\nKC_RESTART cookie (CVE-2024-4540)\n\nFor more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed 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"
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    "title": "Red Hat Security Advisory: Red Hat Single Sign-On 7.6.9 security update on RHEL 9",
    "tracking": {
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      "id": "RHSA-2024:3568",
      "initial_release_date": "2024-06-03T19:48:46+00:00",
      "revision_history": [
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        "full_product_name": {
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          "product_id": "9Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.14-1.redhat_00001.1.el9sso.noarch"
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        "full_product_name": {
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  "vulnerabilities": [
    {
      "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": [
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        ]
      },
      "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": "2024-06-03T19:48:46+00:00",
          "details": "Before applying this update, make sure all previously released errata relevant to your system have been applied.\n\nFor details on how to apply this update, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
            "9Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.14-1.redhat_00001.1.el9sso.noarch",
            "9Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.14-1.redhat_00001.1.el9sso.src",
            "9Base-RHSSO-7.6:rh-sso7-keycloak-server-0:18.0.14-1.redhat_00001.1.el9sso.noarch"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2024:3568"
        },
        {
          "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": [
            "9Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.14-1.redhat_00001.1.el9sso.noarch",
            "9Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.14-1.redhat_00001.1.el9sso.src",
            "9Base-RHSSO-7.6:rh-sso7-keycloak-server-0:18.0.14-1.redhat_00001.1.el9sso.noarch"
          ]
        }
      ],
      "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": [
            "9Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.14-1.redhat_00001.1.el9sso.noarch",
            "9Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.14-1.redhat_00001.1.el9sso.src",
            "9Base-RHSSO-7.6:rh-sso7-keycloak-server-0:18.0.14-1.redhat_00001.1.el9sso.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Low"
        }
      ],
      "title": "keycloak: exposure of sensitive information in Pushed Authorization Requests (PAR) KC_RESTART cookie"
    }
  ]
}


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  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
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