{
  "document": {
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      "text": "Important"
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    "category": "csaf_vex",
    "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": "A security update is now available for Red Hat JBoss Enterprise Application Platform 7.3.\n\nRed Hat Product Security has rated this update as having a security impact of Important. 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 JBoss Enterprise Application Platform 7 is a platform for Java applications based on the WildFly application runtime.\n\nThis asynchronous patch is a security update for Red Hat JBoss Enterprise Application Platform 7.3.\n\nSecurity Fix(es):\n\n* undertow: buffer leak on incoming websocket PONG message may lead to DoS (CVE-2021-3690)\n\nFor more details about the security issue(s), including the impact, a CVSS score, and other related information, see 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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      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat offerings.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
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    "references": [
      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHSA-2021:3216",
        "url": "https://access.redhat.com/errata/RHSA-2021:3216"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/security/updates/classification/#important",
        "url": "https://access.redhat.com/security/updates/classification/#important"
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      {
        "category": "external",
        "summary": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches\u0026product=appplatform\u0026version=7.3",
        "url": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches\u0026product=appplatform\u0026version=7.3"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/",
        "url": "https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/html-single/installation_guide/",
        "url": "https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/html-single/installation_guide/"
      },
      {
        "category": "external",
        "summary": "1991299",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1991299"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://access.redhat.com/security/data/csaf/v2/advisories/2021/rhsa-2021_3216.json"
      }
    ],
    "title": "Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.3 security update",
    "tracking": {
      "current_release_date": "2024-09-13T17:26:35+00:00",
      "generator": {
        "date": "2024-09-13T17:26:35+00:00",
        "engine": {
          "name": "Red Hat SDEngine",
          "version": "3.33.3"
        }
      },
      "id": "RHSA-2021:3216",
      "initial_release_date": "2021-08-18T18:05:38+00:00",
      "revision_history": [
        {
          "date": "2021-08-18T18:05:38+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2021-08-18T18:05:38+00:00",
          "number": "2",
          "summary": "Last updated version"
        },
        {
          "date": "2024-09-13T17:26:35+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
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  "product_tree": {
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              {
                "category": "product_name",
                "name": "EAP 7.3 async",
                "product": {
                  "name": "EAP 7.3 async",
                  "product_id": "EAP 7.3 async",
                  "product_identification_helper": {
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            "name": "Red Hat JBoss Enterprise Application Platform"
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        "category": "vendor",
        "name": "Red Hat"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-3690",
      "cwe": {
        "id": "CWE-401",
        "name": "Missing Release of Memory after Effective Lifetime"
      },
      "discovery_date": "2021-08-06T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1991299"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this vulnerability is availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "undertow: buffer leak on incoming websocket PONG message may lead to DoS",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Although Red Hat OpenStack Platform packages the vulnerable code in Opendaylight, it does not use or support the undertow-encapsulating features. The security impact for RHOSP is therefore rated as Low and no update will be provided at this time.",
          "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": [
          "EAP 7.3 async"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3690"
        },
        {
          "category": "external",
          "summary": "RHBZ#1991299",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1991299"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3690",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3690"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3690",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3690"
        }
      ],
      "release_date": "2021-07-30T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Before applying this update, back up your existing Red Hat JBoss Enterprise Application Platform installation and deployed applications.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "EAP 7.3 async"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3216"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "EAP 7.3 async"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "undertow: buffer leak on incoming websocket PONG message may lead to DoS"
    }
  ]
}