{"id":"CVE-2017-12893","details":"The SMB/CIFS parser in tcpdump before 4.9.2 has a buffer over-read in smbutil.c:name_len().","modified":"2026-04-16T06:18:04.409056515Z","published":"2017-09-14T06:29:00.187Z","related":["SUSE-SU-2017:2854-1","SUSE-SU-2019:14191-1","openSUSE-SU-2024:11425-1"],"references":[{"type":"WEB","url":"http://www.securitytracker.com/id/1039307"},{"type":"WEB","url":"https://support.apple.com/HT208221"},{"type":"ADVISORY","url":"http://www.debian.org/security/2017/dsa-3971"},{"type":"ADVISORY","url":"http://www.tcpdump.org/tcpdump-changes.txt"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHEA-2018:0705"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201709-23"},{"type":"FIX","url":"https://github.com/the-tcpdump-group/tcpdump/commit/6f5ba2b651cd9d4b7fa8ee5c4f94460645877c45"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/the-tcpdump-group/tcpdump","events":[{"introduced":"0"},{"last_affected":"993a67c8e648bc8b19881e29a60f41273cfbee7b"},{"fixed":"6f5ba2b651cd9d4b7fa8ee5c4f94460645877c45"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"4.9.1"}]}}],"versions":["tcpdump-3.5.1","tcpdump-3.6.1","tcpdump-3.7.1","tcpdump-3.8-bp","tcpdump-4.5.0","tcpdump-4.6.0","tcpdump-4.6.0-bp","tcpdump-4.7.0-bp","tcpdump-4.9.0","tcpdump-4.9.0-bp","tcpdump-4.9.1"],"database_specific":{"vanir_signatures":[{"deprecated":false,"source":"https://github.com/the-tcpdump-group/tcpdump/commit/6f5ba2b651cd9d4b7fa8ee5c4f94460645877c45","id":"CVE-2017-12893-18713554","target":{"file":"smbutil.c"},"signature_version":"v1","digest":{"threshold":0.9,"line_hashes":["89528569757786183979898013357952063915","95936024836004477637226364277217972178","256302665990413636940166956872632110133","59029088198345276848708742558307582191"]},"signature_type":"Line"},{"deprecated":false,"source":"https://github.com/the-tcpdump-group/tcpdump/commit/6f5ba2b651cd9d4b7fa8ee5c4f94460645877c45","id":"CVE-2017-12893-219e922b","target":{"file":"smbutil.c","function":"name_len"},"signature_version":"v1","digest":{"length":472,"function_hash":"254543148971284822015752960748193495829"},"signature_type":"Function"}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-12893.json","vanir_signatures_modified":"2026-04-11T04:47:26Z"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}