Security advisory

{
  "id": "f11786c415e057103de2a153d999e595e0544a965acdbe23f1c3c9151247d4a1",
  "url": "https://osv.dev/vulnerability/CVE-2018-20551",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-20551",
    "summary": "A reachable Object::getString assertion in Poppler 0.72.0 allows attackers to cause a denial of service due to construction of invalid rich media annotation assets in the AnnotRichMedia class in Annot.c.",
    "evidence": "osv:CVE-2018-20551",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-20551",
      "aliases": [
        "CVE-2018-20551"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.freedesktop.org/poppler/poppler",
              "type": "GIT",
              "events": [
                {
                  "introduced": "9414cc632c17afb7b78c559447b2044268f06cfc"
                },
                {
                  "last_affected": "9414cc632c17afb7b78c559447b2044268f06cfc"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:freedesktop:poppler:0.72.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.72.0"
                      },
                      {
                        "last_affected": "0.72.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.72.0",
            "poppler-0.72.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20551.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:24.699632322Z",
      "provider": "osv",
      "references": [
        "https://access.redhat.com/errata/RHSA-2019:2713",
        "https://usn.ubuntu.com/3886-1/",
        "https://gitlab.freedesktop.org/poppler/poppler/merge_requests/146",
        "https://gitlab.freedesktop.org/poppler/poppler/issues/703"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"
            ],
            "vendor_product": "canonical:ubuntu_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "14.04"
                  },
                  {
                    "last_affected": "14.04"
                  },
                  {
                    "introduced": "16.04"
                  },
                  {
                    "last_affected": "16.04"
                  },
                  {
                    "introduced": "18.04"
                  },
                  {
                    "last_affected": "18.04"
                  },
                  {
                    "introduced": "18.10"
                  },
                  {
                    "last_affected": "18.10"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2018-20551",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 381688,
  "published_at": "2018-12-28T16:29:05.067+00:00"
}