{"schema_version":"1.7.5","id":"CVE-2018-18227","published":"2018-10-12T06:29:01.347Z","modified":"2026-07-08T05:54:27.455004397Z","related":["SUSE-SU-2018:3282-1","SUSE-SU-2018:3590-1","SUSE-SU-2018:3590-2","SUSE-SU-2018:3590-3","SUSE-SU-2020:0693-1","openSUSE-SU-2020:0362-1","openSUSE-SU-2024:11513-1"],"details":"In Wireshark 2.6.0 to 2.6.3 and 2.4.0 to 2.4.9, the MS-WSP protocol dissector could crash. This was addressed in epan/dissectors/packet-mswsp.c by properly handling NULL return values.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wireshark/wireshark","events":[{"introduced":"9be0fa500da594ed01baf3214642838d22811c90"},{"last_affected":"4a4f69da56ec9b88e719d18e4d438c04de06650b"},{"introduced":"c7239f0201292253817c7c4c9a394a47113ca55c"},{"last_affected":"a62e6c2719e5e230d9987cf2f21699eae7bdab8b"}],"database_specific":{"cpe":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.4.0"},{"last_affected":"2.4.9"},{"introduced":"2.6.0"},{"last_affected":"2.6.3"}],"source":"CPE_RANGE"}}],"versions":["wireshark-2.4.9","v2.4.9","wireshark-2.6.3","v2.6.3","v2.4.9rc0","v2.6.3rc0","wireshark-2.4.8","v2.4.8","wireshark-2.6.2","v2.6.2","v2.4.8rc0","v2.6.2rc0","wireshark-2.4.7","v2.4.7","wireshark-2.6.1","v2.6.1","v2.6.1rc0","wireshark-2.6.0","v2.6.0","v2.4.7rc0","wireshark-2.4.6","v2.4.6","v2.4.6rc0","wireshark-2.4.5","v2.4.5","v2.4.5rc0","wireshark-2.4.4","v2.4.4","v2.4.4rc0","wireshark-2.4.3","v2.4.3","v2.4.3rc0","wireshark-2.4.2","v2.4.2","v2.4.2rc0","wireshark-2.4.1","v2.4.1","v2.4.1rc0","wireshark-2.4.0","v2.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-18227.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/wireshark/wireshark","events":[{"introduced":"9be0fa500da594ed01baf3214642838d22811c90"},{"last_affected":"4a4f69da56ec9b88e719d18e4d438c04de06650b"},{"introduced":"c7239f0201292253817c7c4c9a394a47113ca55c"},{"last_affected":"a62e6c2719e5e230d9987cf2f21699eae7bdab8b"}],"database_specific":{"cpe":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.4.0"},{"last_affected":"2.4.9"},{"introduced":"2.6.0"},{"last_affected":"2.6.3"}],"source":"CPE_RANGE"}}],"versions":["wireshark-2.4.9","v2.4.9","wireshark-2.6.3","v2.6.3","v2.4.9rc0","v2.6.3rc0","wireshark-2.4.8","v2.4.8","wireshark-2.6.2","v2.6.2","v2.4.8rc0","v2.6.2rc0","wireshark-2.4.7","v2.4.7","wireshark-2.6.1","v2.6.1","v2.6.1rc0","wireshark-2.6.0","v2.6.0","v2.4.7rc0","wireshark-2.4.6","v2.4.6","v2.4.6rc0","wireshark-2.4.5","v2.4.5","v2.4.5rc0","wireshark-2.4.4","v2.4.4","v2.4.4rc0","wireshark-2.4.3","v2.4.3","v2.4.3rc0","wireshark-2.4.2","v2.4.2","v2.4.2rc0","wireshark-2.4.1","v2.4.1","v2.4.1rc0","wireshark-2.4.0","v2.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-18227.json"}}],"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html"},{"type":"WEB","url":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=d443be449a52f95df5754adc39e1f3472fec2f03"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpuapr2020.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/105583"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1041909"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4359"},{"type":"FIX","url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15119"},{"type":"FIX","url":"https://www.wireshark.org/security/wnpa-sec-2018-47.html"}],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux"}]},"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}