Security advisory

{
  "id": "8ddfde6bac3237b4cd0d00da8fee71a8535778826bf4c28af735139ca5fdaa4a",
  "url": "https://osv.dev/vulnerability/CVE-2019-14993",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-14993",
    "summary": "Istio before 1.1.13 and 1.2.x before 1.2.4 mishandles regular expressions for long URIs, leading to a denial of service during use of the JWT, VirtualService, HTTPAPISpecBinding, or QuotaSpecBinding API.",
    "evidence": "osv:CVE-2019-14993",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2019-14993",
      "aliases": [
        "CVE-2019-14993",
        "GHSA-qcvw-82hh-gq38"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/istio/istio",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "bee64d9cd8ca9bae4e372469f25e85c5d497c61d"
                },
                {
                  "introduced": "f8295503296ec6bae1b1047cc1491469d5e72754"
                },
                {
                  "fixed": "94746ccd404a8e056483dd02e4e478097b950da6"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.1.13"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.2.0"
                      },
                      {
                        "fixed": "1.2.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.2.3",
            "1.1.12",
            "1.1.11",
            "1.1.10",
            "1.2.2",
            "1.2.1",
            "1.2.0",
            "1.1.9",
            "1.1.8",
            "1.1.7",
            "1.1.6",
            "1.1.5",
            "1.1.4",
            "1.1.3",
            "1.1.2",
            "1.1.1",
            "1.1.0-rc.6",
            "1.1.0",
            "1.1.0-rc.5",
            "1.1.0-rc.4",
            "1.1.0-rc.3",
            "1.1.0-rc.2",
            "1.1.0-rc.1",
            "1.1.0-rc.0",
            "1.1.0-snapshot.6",
            "1.1.0-snapshot.5",
            "1.1.0-snapshot.4",
            "1.1.0-snapshot.3",
            "1.1.0-snapshot.2",
            "1.1.0.snapshot.1",
            "1.1.0.snapshot.0",
            "1.0.0-snapshot.0",
            "0.6.0",
            "0.5.0",
            "0.3.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-14993.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:50.570675724Z",
      "provider": "osv",
      "references": [
        "https://discuss.istio.io/t/upcoming-security-updates-in-istio-1-2-4-and-1-1-13/3383",
        "https://istio.io/blog/2019/istio-security-003-004/",
        "https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86164",
        "https://github.com/envoyproxy/envoy/issues/7728"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-14993",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437272,
  "published_at": "2019-08-13T18:15:13.117+00:00"
}