Samba 'libcli/smb/smbXcli_base.c' Man In The Middle (MIMA) Vulnerability

Samba is prone to a man-in-the-middle MITM vulnerability. SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:samba:samba";...

Security fix for the ALT Linux 7 package samba version 4.4.5-alt1

July 10, 2016 Andrey Cherepanov 4.4.5-alt1 - Update for security release with CVE-2016-2119...

Security fix for the ALT Linux 8 package samba version 4.4.5-alt1

4.4.5-alt1 built July 10, 2016 Andrey Cherepanov in task 166841 July 10, 2016 Andrey Cherepanov - Update for security release with CVE-2016-2119...

Security fix for the ALT Linux 8 package samba-DC version 4.4.5-alt1

4.4.5-alt1 built July 9, 2016 Andrey Cherepanov in task 166817 July 8, 2016 Evgeny Sinelnikov - Update for security release with CVE-2016-2119...

Slackware 14.0 / 14.1 / 14.2 / current : samba (SSA:2016-189-01)

New samba packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Slackware Security Advisory 2016-189-01. The text itself is copyrig...

Security fix for the ALT Linux 7 package samba-DC version 4.4.5-alt1

July 8, 2016 Evgeny Sinelnikov 4.4.5-alt1 - Update for security release with CVE-2016-2119...

Security fix for the ALT Linux 10 package samba version 4.4.5-alt1

July 8, 2016 Evgeny Sinelnikov 4.4.5-alt1 - Update for security release with CVE-2016-2119...

Samba libcli/smb/smbXcli_base.c Security Mechanism Bypass Vulnerability

Samba is a freeware implementation of the SMB protocol on Linux and UNIX systems, consisting of a server and a client program. Samba 4.0.0 - 4.4.4 libcli/smb/smbXclibase.c suffers from a security vulnerability in its implementation, which allows a man-in-the-middle attacker, via the...

[slackware-security] samba

New samba packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues. Here are the details from the Slackware 14.2 ChangeLog: patches/packages/samba-4.4.5-i586-1slack14.2.txz: Upgraded. This release fixes a security issue: Client side SMB2/3 required signing can be...

Design/Logic Flaw

libcli/smb/smbXclibase.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the 1 SMB2SESSIONFLAGISGUEST or 2 SMB2SESSIONFLAGISNULL flag...

CVE-2016-2119

libcli/smb/smbXclibase.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the 1 SMB2SESSIONFLAGISGUEST or 2 SMB2SESSIONFLAGISNULL flag...

DEBIAN-CVE-2016-2119

libcli/smb/smbXclibase.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the 1 SMB2SESSIONFLAGISGUEST or 2 SMB2SESSIONFLAGISNULL flag...

CVE-2016-2119

libcli/smb/smbXclibase.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the 1 SMB2SESSIONFLAGISGUEST or 2 SMB2SESSIONFLAGISNULL flag...

CVE-2016-2119

libcli/smb/smbXclibase.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the 1 SMB2SESSIONFLAGISGUEST or 2 SMB2SESSIONFLAGISNULL flag...

CVE-2016-2119

CVE-2016-2119 affects Samba 4.x prior to 4.2.14, 4.3.x prior to 4.3.11, and 4.4.x prior to 4.4.5. The flaw allows a man-in-the-middle to downgrade client-side SMB2/3 signing, enabling impersonation of a server when connecting (via SMB2_SESSION_FLAG_IS_GUEST or SMB2_SESSION_FLAG_IS_NULL). Impact s...

CVE-2016-2119

libcli/smb/smbXclibase.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the 1 SMB2SESSIONFLAGISGUEST or 2 SMB2SESSIONFLAGISNULL flag...

CVE-2016-2119

A flaw was found in the way Samba initiated signed DCE/RPC connections. A man-in-the-middle attacker could use this flaw to downgrade the connection to not use signing and therefore impersonate the server...

CVE-2016-2119

libcli/smb/smbXclibase.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the 1 SMB2SESSIONFLAGISGUEST or 2 SMB2SESSIONFLAGISNULL flag...

UBUNTU-CVE-2016-2119

libcli/smb/smbXclibase.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the 1 SMB2SESSIONFLAGISGUEST or 2 SMB2SESSIONFLAGISNULL flag...

samba -- client side SMB2/3 required signing can be downgraded

Samba team reports: A man in the middle attack can disable client signing over SMB2/3, even if enforced by configuration parameters...