Medium severity5.4NVD Advisory· Published Dec 29, 2015· Updated May 6, 2026
CVE-2015-5296
CVE-2015-5296
Description
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.
Affected products
7cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*+ 3 more
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
22- lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.htmlnvdMailing ListThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.htmlnvdMailing ListThird Party Advisory
- www.debian.org/security/2016/dsa-3433nvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.htmlnvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlnvdThird Party Advisory
- www.securityfocus.com/bid/79732nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1034493nvdThird Party AdvisoryVDB Entry
- www.ubuntu.com/usn/USN-2855-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2855-2nvdThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplaynvdThird Party Advisory
- security.gentoo.org/glsa/201612-47nvdThird Party Advisory
- www.samba.org/samba/security/CVE-2015-5296.htmlnvdVendor Advisory
News mentions
0No linked articles in our index yet.