{
  "schema_version": "1.4.0",
  "id": "GHSA-r676-q927-78rr",
  "modified": "2022-05-13T01:19:31Z",
  "published": "2022-05-13T01:19:31Z",
  "aliases": [
    "CVE-2018-18020"
  ],
  "details": "In QPDF 8.2.1, in libqpdf/QPDFWriter.cc, QPDFWriter::unparseObject and QPDFWriter::unparseChild have recursive calls for a long time, which allows remote attackers to cause a denial of service via a crafted PDF file.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-18020"
    },
    {
      "type": "WEB",
      "url": "https://github.com/qpdf/qpdf/issues/243"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-674"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-10-06T14:29:00Z"
  }
}