{"id":"CVE-2021-3973","revision":"9a81d0e28a5b4e15ac5b74db21d3a82a","records":[{"revision":"9a81d0e28a5b4e15ac5b74db21d3a82a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2021-3973","aliases":[],"title":"Heap-based Buffer Overflow in vim/vim","description":"vim is vulnerable to Heap-based Buffer Overflow","state":0,"publishedAt":"2021-11-19T11:35:11+00:00","modifiedAt":"2026-10-08T21:14:06.757+00:00","affected":[{"ecosystem":"Vendor product","name":"vim/vim","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"vim/vim\",\n                    \"vendor\": \"vim\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"8.2.3611\",\n                            \"status\": \"affected\",\n                            \"version\": \"unspecified\",\n                            \"versionType\": \"custom\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.0","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H","score":7.3,"severity":"HIGH"}],"references":["https://huntr.dev/bounties/ce6e8609-77c6-4e17-b9fc-a2e5abed052e","https://github.com/vim/vim/commit/615ddd5342b50a6878a907062aa471740bd9a847","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IH2LS2DXBTYOCWGAKFMBF3HTWWXPBEFL/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNXY7T5OORA7UJIMGSJBGHFMU6UZWS6P/","http://www.openwall.com/lists/oss-security/2022/01/15/1","https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html","https://security.gentoo.org/glsa/202208-32"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2021-3973","license":"CVE Program Terms of Use","key":"cve-program:CVE-2021-3973","identifiers":["CVE-2021-3973"]},"retained":false,"historicalAffected":[]}],"coverage":[]}