Description
The SMB1 protocol implementation in Samba 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 does not recognize the "server signing = mandatory" setting, which allows man-in-the-middle attackers to spoof SMB servers by modifying the client-server data stream.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.458012 ↗
- http://rhn.redhat.com/errata/RHSA-2016-0612.html ↗
- http://www.ubuntu.com/usn/USN-2950-1 ↗
- http://www.securityfocus.com/bid/86011 ↗
- http://badlock.org/ ↗
- https://www.samba.org/samba/security/CVE-2016-2114.html ↗
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html ↗
- http://www.ubuntu.com/usn/USN-2950-5 ↗
- https://www.samba.org/samba/history/samba-4.2.10.html ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182185.html ↗
- http://rhn.redhat.com/errata/RHSA-2016-0618.html ↗
- https://www.samba.org/samba/latest_news.html#4.4.2 ↗
- http://www.securitytracker.com/id/1035533 ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182272.html ↗
- http://rhn.redhat.com/errata/RHSA-2016-0614.html ↗
- http://rhn.redhat.com/errata/RHSA-2016-0620.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html ↗
- https://bto.bluecoat.com/security-advisory/sa122 ↗
- http://www.ubuntu.com/usn/USN-2950-3 ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182288.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html ↗
- https://security.gentoo.org/glsa/201612-47 ↗
- http://www.debian.org/security/2016/dsa-3548 ↗
- http://www.ubuntu.com/usn/USN-2950-2 ↗
- http://www.ubuntu.com/usn/USN-2950-4 ↗