{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.00"
              }
            ]
          }
        ]
      }
    }
  ],
  "details": "The GfxImageColorMap class in GfxState.cc in Xpdf 4.00 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted pdf file, as demonstrated by pdftoppm.",
  "id": "CVE-2018-18455",
  "modified": "2026-03-15T21:48:56.200258403Z",
  "published": "2018-10-18T06:29:00.400Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://forum.xpdfreader.com/viewtopic.php?f=3\u0026t=41217"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/TeamSeri0us/pocs/tree/master/xpdf/2018_10_16/pdftoppm"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}