{"id":"CVE-2021-4193","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-4193","generatedAt":"2026-10-27T20:53:41.191Z","title":"vim is vulnerable to Out-of-bounds Read","description":"vim is vulnerable to Out-of-bounds Read","published":"2021-12-31T16:15:08.000Z","lastModified":"2026-06-17T04:19:12.000Z","status":"Modified","sourceIdentifier":"security@huntr.dev","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"},"cwe":["CWE-125"],"affected":["vim/vim","fedoraproject/fedora","debian/debian linux","apple/mac os x","apple/macos"],"epss":{"score":0.01886,"percentile":0.79362,"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":"low","text":"Lower severity and a low EPSS score (1.89%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://seclists.org/fulldisclosure/2022/Jul/14","tags":["Mailing List","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"http://seclists.org/fulldisclosure/2022/Mar/29","tags":["Mailing List","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"http://seclists.org/fulldisclosure/2022/May/35","tags":["Mailing List","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"http://www.openwall.com/lists/oss-security/2022/01/15/1","tags":["Mailing List","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://github.com/vim/vim/commit/94f3192b03ed27474db80b4d3a409e107140738b","tags":["Patch","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://huntr.dev/bounties/92c1940d-8154-473f-84ce-0de43b0c2eb0","tags":["Exploit","Patch","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html","tags":["Mailing List","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://lists.debian.org/debian-lts-announce/2022/11/msg00009.html","tags":["Mailing List","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/","source":"security@huntr.dev"},{"url":"https://security.gentoo.org/glsa/202208-32","tags":["Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://support.apple.com/kb/HT213183","tags":["Release Notes","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://support.apple.com/kb/HT213256","tags":["Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://support.apple.com/kb/HT213343","tags":["Third Party Advisory"],"source":"security@huntr.dev"},{"url":"http://seclists.org/fulldisclosure/2022/Jul/14","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2022/Mar/29","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2022/May/35","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2022/01/15/1","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/vim/vim/commit/94f3192b03ed27474db80b4d3a409e107140738b","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://huntr.dev/bounties/92c1940d-8154-473f-84ce-0de43b0c2eb0","tags":["Exploit","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/11/msg00009.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/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/202208-32","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT213183","tags":["Release Notes","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT213256","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT213343","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-4193","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."}