samba: Some code path don't enforce smb signing, when they should

It was found that samba did not enforce "SMB signing" when certain configuration options were enabled. A remote attacker could launch a man-in-the-middle attack and retrieve information in plain-text...

samba: SMB2 connections don't keep encryption across DFS redirects

A flaw was found in the way samba client used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack...

Samba: Server memory information leak over SMB1

An information leak flaw was found in the way SMB1 protocol was implemented by Samba. A malicious client could use this flaw to dump server memory contents to a file on the samba share or to a shared printer, though the exact area of server memory cannot be controlled by the attacker...

samba: Some code path don't enforce smb signing, when they should

It was found that samba did not enforce "SMB signing" when certain configuration options were enabled. A remote attacker could launch a man-in-the-middle attack and retrieve information in plain-text...

Moderate: Red Hat Security Advisory: samba security update

An update for samba is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

Samba: Server memory information leak over SMB1

An information leak flaw was found in the way SMB1 protocol was implemented by Samba. A malicious client could use this flaw to dump server memory contents to a file on the samba share or to a shared printer, though the exact area of server memory cannot be controlled by the attacker...

samba: Some code path don't enforce smb signing, when they should

It was found that samba did not enforce "SMB signing" when certain configuration options were enabled. A remote attacker could launch a man-in-the-middle attack and retrieve information in plain-text...

Moderate: Red Hat Security Advisory: samba4 security update

An update for samba4 is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

Moderate: Red Hat Security Advisory: samba security, bug fix, and enhancement update

An update for samba is now available for Red Hat Gluster Storage 3.3 for RHEL 6. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerabili...

samba: fd_open_atomic infinite loop due to wrong handling of dangling symlinks

A flaw was found in the way Samba handled dangling symlinks. An authenticated malicious Samba client could use this flaw to cause the smbd daemon to enter an infinite loop and use an excessive amount of CPU and memory...

samba: symlink race permits opening files outside share directory

A race condition was found in samba server. A malicious samba client could use this flaw to access files and directories in areas of the server file system not exported under the share definitions...

[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-4.4.16-i586-1slack14.2.txz: Upgraded. This is a security release in order to address the following defects: SMB1/2/3...

Samba Man-in-the-Middle Attack Security Feature Bypass Vulnerability

Samba is a set of free software developed by the Samba team that enables UNIX series operating systems to connect to the SMB/CIFS network protocol of Microsoft Windows operating systems. The program supports sharing printers, transferring data files to each other, and so on. A man-in-the-middle...

Samba Man-in-the-Middle Attack Vulnerability (CNVD-2017-34207)

Samba is a set of free software developed by the Samba team that enables UNIX series operating systems to connect to the SMB/CIFS network protocol of Microsoft Windows operating systems. The program supports sharing printers, transferring data files to each other, and so on. There is a security...

Slackware 14.0 / 14.1 / 14.2 / current : samba (SSA:2017-263-01)

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 2017-263-01. The text itself is copyrig...

Debian: Security Advisory (DSA-3983-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2017 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 ifdescription...

CVE-2017-12151

A flaw was found in the way samba client used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack. Mitigation Ke...

UBUNTU-CVE-2017-12163

An information leak flaw was found in the way SMB1 protocol was implemented by Samba before 4.4.16, 4.5.x before 4.5.14, and 4.6.x before 4.6.8. A malicious client could use this flaw to dump server memory contents to a file on the samba share or to a shared printer, though the exact area of serv...

Server memory information leak over SMB1

Description All versions of Samba are vulnerable to a server memory information leak bug over SMB1 if a client can write data to a share. Some SMB1 write requests were not correctly range checked to ensure the client had sent enough data to fulfill the write, allowing server memory contents to be...

Security fix for the ALT Linux 8 package samba-DC version 4.6.8-alt1

Sept. 20, 2017 Evgeny Sinelnikov 4.6.8-alt1 - Update for autumn security release: + CVE-2017-12150 SMB1/2/3 connections may not require signing where they should + CVE-2017-12151 SMB3 connections don't keep encryption across DFS redirects + CVE-2017-12163 Server memory information leak over SMB1...