{"id":"CVE-2020-35628","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-35628","generatedAt":"2026-10-27T23:28:34.072Z","title":"A code execution vulnerability exists in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1.","description":"A code execution vulnerability exists in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. An oob read vulnerability exists in Nef_S2/SNC_io_parser.h SNC_io_parser::read_sloop() slh->incident_sface. An attacker can provide malicious input to trigger this vulnerability.","published":"2021-03-04T20:15:13.000Z","lastModified":"2026-06-17T03:14:03.000Z","status":"Modified","sourceIdentifier":"talos-cna@cisco.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-129","CWE-125"],"affected":["cgal/computational geometry algorithms library","fedoraproject/fedora","debian/debian linux"],"epss":{"score":0.02878,"percentile":0.86743,"date":"2026-10-26","history":[]},"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 (2.88%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://lists.debian.org/debian-lts-announce/2021/05/msg00002.html","tags":["Mailing List","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00011.html","tags":["Mailing List","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E4J344OKKDLPRN422OYRR46HDEN6MM6P/","source":"talos-cna@cisco.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NB5SF5OJR2DSV7CC6U7FVW5VJSJO5EKV/","source":"talos-cna@cisco.com"},{"url":"https://security.gentoo.org/glsa/202305-34","source":"talos-cna@cisco.com"},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2020-1225","tags":["Technical Description","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"https://lists.debian.org/debian-lts-announce/2021/05/msg00002.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00011.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E4J344OKKDLPRN422OYRR46HDEN6MM6P/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NB5SF5OJR2DSV7CC6U7FVW5VJSJO5EKV/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/202305-34","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2020-1225","tags":["Technical Description","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-35628","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."}