{"id":"CVE-2017-6307","details":"An issue was discovered in tnef before 1.4.13. Two OOB Writes have been identified in src/mapi_attr.c:mapi_attr_read(). These might lead to invalid read and write operations, controlled by an attacker.","modified":"2026-04-16T06:26:19.539332604Z","published":"2017-02-24T04:59:00.560Z","references":[{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201708-02"},{"type":"ADVISORY","url":"http://www.debian.org/security/2017/dsa-3798"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/96427"},{"type":"FIX","url":"https://github.com/verdammelt/tnef/blob/master/ChangeLog"},{"type":"FIX","url":"https://github.com/verdammelt/tnef/commit/1a17af1ed0c791aec44dbdc9eab91218cc1e335a"},{"type":"FIX","url":"https://www.x41-dsec.de/lab/advisories/x41-2017-004-tnef/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/verdammelt/tnef","events":[{"introduced":"0"},{"last_affected":"99c70157998ff5f3c3e0fd1669c7cffdaaa32048"},{"fixed":"1a17af1ed0c791aec44dbdc9eab91218cc1e335a"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"1.4.12"}]}}],"versions":["1.4.10","1.4.11","1.4.12","TNEF-1.4.10","TNEF-1.4.11"],"database_specific":{"vanir_signatures_modified":"2026-04-11T04:59:45Z","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"8.0"}]}],"vanir_signatures":[{"deprecated":false,"signature_version":"v1","id":"CVE-2017-6307-5b4e47d7","target":{"file":"src/mapi_attr.c"},"signature_type":"Line","digest":{"threshold":0.9,"line_hashes":["331810224509785848595262136984167260140","260962124637707873368913484303050040795","141019743114053550504356423095494547089","19364815697857148499323691621143556093","57499698903805870635948258601093281470","45004393790846653466737137423708067539","176885340920489889989049669380019856010","99386628911951047775383660862539188998","173943463922568384106086338214791285594","268077827556075707879214215960654627914","14907159593144973976123842902063205786","268684168776168329584259450879773126456","219091945618742983414560302651495518848"]},"source":"https://github.com/verdammelt/tnef/commit/1a17af1ed0c791aec44dbdc9eab91218cc1e335a"},{"deprecated":false,"signature_version":"v1","id":"CVE-2017-6307-68e6f7f1","target":{"file":"src/mapi_attr.c","function":"mapi_attr_read"},"signature_type":"Function","digest":{"function_hash":"84843184331934401214275491645157137753","length":3935},"source":"https://github.com/verdammelt/tnef/commit/1a17af1ed0c791aec44dbdc9eab91218cc1e335a"}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-6307.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}