{"id":"CVE-2018-16511","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-16511","generatedAt":"2026-10-28T21:34:44.428Z","title":"A type confusion in \"ztype\" could be used by remote attackers able to supply crafted PostScript to crash the interpreter or possibly have unspecified other impact.","description":"An issue was discovered in Artifex Ghostscript before 9.24. A type confusion in \"ztype\" could be used by remote attackers able to supply crafted PostScript to crash the interpreter or possibly have unspecified other impact.","published":"2018-09-05T06:29:01.000Z","lastModified":"2026-06-17T01:44:25.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-704"],"affected":["debian/debian linux","artifex/ghostscript","canonical/ubuntu linux","redhat/enterprise linux desktop","redhat/enterprise linux server","redhat/enterprise linux server aus","redhat/enterprise linux server eus","redhat/enterprise linux server tus","redhat/enterprise linux workstation"],"epss":{"score":0.01938,"percentile":0.79985,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.03444,"percentile":0.88471},{"date":"2026-09-22","score":0.01938,"percentile":0.79213}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.94%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=0edd3d6c634a577db261615a9dc2719bca7f6e01","source":"cve@mitre.org"},{"url":"http://seclists.org/oss-sec/2018/q3/182","tags":["Issue Tracking","Mailing List","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2018:3650","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://bugs.ghostscript.com/show_bug.cgi?id=699659","tags":["Permissions Required","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2018/09/msg00015.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201811-12","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/3768-1/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.artifex.com/news/ghostscript-security-resolved/","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://www.debian.org/security/2018/dsa-4288","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=0edd3d6c634a577db261615a9dc2719bca7f6e01","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/oss-sec/2018/q3/182","tags":["Issue Tracking","Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:3650","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.ghostscript.com/show_bug.cgi?id=699659","tags":["Permissions Required","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2018/09/msg00015.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201811-12","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3768-1/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.artifex.com/news/ghostscript-security-resolved/","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2018/dsa-4288","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-16511","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}