{"id":"CVE-2015-5296","details":"Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3 supports connections that are encrypted but unsigned, which allows man-in-the-middle attackers to conduct encrypted-to-unencrypted downgrade attacks by modifying the client-server data stream, related to clidfs.c, libsmb_server.c, and smbXcli_base.c.","modified":"2026-01-27T04:13:58.132757Z","published":"2015-12-29T22:59:02Z","withdrawn":"2026-01-27T04:13:58.132757Z","related":["MGASA-2016-0094","SUSE-SU-2015:2304-1","SUSE-SU-2015:2305-1","SUSE-SU-2016:0032-1","SUSE-SU-2016:0164-1","openSUSE-SU-2024:10069-1"],"references":[{"type":"ARTICLE","url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html"},{"type":"ARTICLE","url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html"},{"type":"ADVISORY","url":"http://www.debian.org/security/2016/dsa-3433"},{"type":"ADVISORY","url":"http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html"},{"type":"ADVISORY","url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/79732"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1034493"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-2855-1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-2855-2"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1290292"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201612-47"},{"type":"ADVISORY","url":"https://www.samba.org/samba/security/CVE-2015-5296.html"},{"type":"WEB","url":"https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=1ba49b8f389eda3414b14410c7fbcb4041ca06b1"},{"type":"WEB","url":"https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=a819d2b440aafa3138d95ff6e8b824da885a70e9"},{"type":"WEB","url":"https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=d724f835acb9f4886c0001af32cd325dbbf1f895"}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N"}]}