Security advisory

{
  "id": "9523a2800ae4deb70c3dae36e643f88fb0fe3cbd6d0d8de963b384f4b9cd65e4",
  "url": "https://osv.dev/vulnerability/CVE-2017-8818",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2017-8818",
    "summary": "curl and libcurl before 7.57.0 on 32-bit platforms allow attackers to cause a denial of service (out-of-bounds access and application crash) or possibly have unspecified other impact because too little memory is allocated for interfacing to an SSL library.",
    "evidence": "osv:CVE-2017-8818",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2017-8818",
      "aliases": [
        "CURL-CVE-2017-8818",
        "CVE-2017-8818"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/curl/curl",
              "type": "GIT",
              "events": [
                {
                  "introduced": "3ea76790571c1f7cf1bed34fabffd3cc20ad3dd3"
                },
                {
                  "last_affected": "c514af5a4f5ac3ce724065cc6a8e009373436f78"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:haxx:curl:7.56.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "7.56.0"
                      },
                      {
                        "last_affected": "7.56.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:haxx:libcurl:7.56.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "7.56.0"
                      },
                      {
                        "last_affected": "7.56.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:haxx:curl:7.56.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "7.56.1"
                      },
                      {
                        "last_affected": "7.56.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:haxx:libcurl:7.56.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "7.56.1"
                      },
                      {
                        "last_affected": "7.56.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "7.56.0",
            "7.56.1",
            "curl-7_56_1",
            "curl-7_56_0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-8818.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:44.239687225Z",
      "provider": "osv",
      "references": [
        "https://security.gentoo.org/glsa/201712-04",
        "https://curl.haxx.se/docs/adv_2017-af0a.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2017-8818",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 435832,
  "published_at": "2017-11-29T18:29:00.38+00:00"
}