Security advisory

{
  "id": "7da0d0c0269e86e73c5892e5b2b970be79ad60c197623fbb80c77cb1012c5800",
  "url": "https://osv.dev/vulnerability/CVE-2022-2764",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-2764",
    "summary": "A flaw was found in Undertow. Denial of service can be achieved as Undertow server waits for the LAST_CHUNK forever for EJB invocations.",
    "evidence": "osv:CVE-2022-2764",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-2764",
      "aliases": [
        "CVE-2022-2764"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/undertow-io/undertow",
              "type": "GIT",
              "events": [
                {
                  "introduced": "e7bff13d8cc5928963399bb939026da0c6b7f0cf"
                },
                {
                  "last_affected": "2ec4d952b6c3d7c259a5dfe9a01e539b5c2ba230"
                },
                {
                  "introduced": "b2bcc75afc25d66c863b39000d819ce6fb758a66"
                },
                {
                  "last_affected": "786cc86d8d8c68d427eb491b5f5dfd5a2998e30f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0"
                      },
                      {
                        "last_affected": "2.2.19"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:redhat:undertow:2.3.0:alpha1:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.3.0-alpha1"
                      },
                      {
                        "last_affected": "2.3.0-alpha1"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:redhat:undertow:2.3.0:alpha2:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.3.0-alpha2"
                      },
                      {
                        "last_affected": "2.3.0-alpha2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.3.0-alpha1",
            "2.3.0-alpha2",
            "2.2.19.Final",
            "2.3.0.Alpha2",
            "2.2.18.Final",
            "2.3.0.Alpha1",
            "2.2.17.Final",
            "2.2.16.Final",
            "2.2.15.Final",
            "2.2.14.Final",
            "2.2.13.Final",
            "2.2.12.Final",
            "2.2.11.Final",
            "2.2.10.Final",
            "2.2.9.Final",
            "2.2.8.Final",
            "2.2.7.Final",
            "2.2.6.Final",
            "2.2.5.Final",
            "2.2.3.Final",
            "2.2.4.Final",
            "2.2.2.Final",
            "2.1.4.Final",
            "2.2.1.Final",
            "2.2.0.Final",
            "2.1.3.Final",
            "2.1.2.Final",
            "2.1.1.Final",
            "2.1.0.Final",
            "2.0.29.Final",
            "2.0.28.Final",
            "2.0.27.Final",
            "2.0.26.Final",
            "2.0.25.Final",
            "2.0.24.Final",
            "2.0.23.Final",
            "2.0.22.Final",
            "2.0.21.Final",
            "2.0.20.Final",
            "2.0.17.Final",
            "2.0.16.Final",
            "2.0.15.Final",
            "2.0.14.Final",
            "2.0.13.Final",
            "2.0.12.Final",
            "2.0.11.Final",
            "2.0.10.Final",
            "2.0.9.Final",
            "2.0.8.Final",
            "2.0.7.Final",
            "2.0.6.Final",
            "2.0.5.Final",
            "2.0.4.Final",
            "2.0.3.Final",
            "2.0.2.Final",
            "2.0.1.Final",
            "2.0.0.Final"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-2764.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:32.838476221Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/2xxx/CVE-2022-2764.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-2764",
        "https://security.netapp.com/advisory/ntap-20221014-0006/",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2117506"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-400"
        ],
        "cna_assigner": "redhat",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "undertow 2.x"
                  },
                  {
                    "last_affected": "undertow 2.x"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/2xxx/CVE-2022-2764.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-2764",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 500126,
  "published_at": "2022-09-01T00:00:00+00:00"
}