Security advisory

{
  "id": "f29c0565d64d29c146df72ced783a764fcac82fbefd919ee65f69dc63e893c60",
  "url": "https://osv.dev/vulnerability/CVE-2020-8661",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-8661",
    "summary": "CNCF Envoy through 1.13.0 may consume excessive amounts of memory when responding internally to pipelined requests.",
    "evidence": "osv:CVE-2020-8661",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-8661",
      "aliases": [
        "BIT-envoy-2020-8661",
        "CVE-2020-8661",
        "GHSA-36cq-ww7h-p4j7"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/envoyproxy/envoy",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "bb7ceff4c3c5bd4555dff28b6e56d27f2f8be0a7"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.13.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.13.0",
            "v1.12.0",
            "v1.11.0",
            "v1.10.0",
            "v1.9.0",
            "v1.8.0",
            "v1.7.0",
            "v1.6.0",
            "v1.5.0",
            "v1.4.0",
            "v1.3.0",
            "v1.2.0",
            "v1.1.0",
            "v1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8661.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:31.890731231Z",
      "provider": "osv",
      "references": [
        "https://access.redhat.com/errata/RHSA-2020:0734",
        "https://github.com/envoyproxy/envoy/security/advisories/GHSA-36cq-ww7h-p4j7",
        "https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_history"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:redhat:openshift_service_mesh:1.0.9:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:openshift_service_mesh",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "1.0.9"
                  },
                  {
                    "last_affected": "1.0.9"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2020-8661",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384402,
  "published_at": "2020-03-04T21:15:11.433+00:00"
}