Security Bulletin: Multiple vulnerabilities in samba affect IBM Spectrum Scale SMB protocol access method.

Summary Multiple samba vulnerabilities affect IBM Spectrum Scale SMB protocol access method that could cause denial of service. A fix for these vulnerabilities is available. Vulnerability Details CVEID: CVE-2020-14318 DESCRIPTION: Samba could allow a remote authenticated attacker to obtain...

Moderate: Red Hat Security Advisory: samba security and bug fix 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...

Microsoft Windows Multiple Vulnerabilities (KB4592468)

This host is missing a critical security update according to Microsoft KB4592468 SPDX-FileCopyrightText: 2020 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...

RHEL 8 : samba (RHSA-2020:1878)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1878 advisory. Samba is an open-source implementation of the Server Message Block SMB protocol and the related Common Internet File System CIFS protocol,...

Security fix for the ALT Linux 10 package samba version 4.12.9-alt1

Oct. 29, 2020 Evgeny Sinelnikov 4.12.9-alt1 - Update to latest stable security release of the Samba 4.12 - Security fixes: + CVE-2020-14318: Missing handle permissions check in SMB1/2/3 ChangeNotify + CVE-2020-14323: Unprivileged user can crash winbind + CVE-2020-14383: An authenticated user can...

TeamViewer Flaw in Windows App Allows Password-Cracking

Popular remote-support software TeamViewer has patched a high-severity flaw in its desktop app for Windows. If exploited, the flaw could allow remote, unauthenticated attackers to execute code on users’ systems or crack their TeamViewer passwords. TeamViewer is a proprietary software application...

Microsoft Teams Patch Bypass Allows RCE

COVID-19 has spurred the use of videoconferencing for businesses worldwide – and this expanded threat surface has lured attackers like moths to a flame. Adding insult to injury, researchers have recently discovered a workaround for a previous patch issued for Microsoft Teams, that would allow a...

Moderate: Red Hat Security Advisory: samba security update

An update for samba is now available for Red Hat Gluster Storage 3.5 on 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 f...

Moderate: Red Hat Security Advisory: samba security update

An update for samba is now available for Red Hat Gluster Storage 3.5 for Red Hat Enterprise Linux 8. 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...

RHEL 7 : samba (RHSA-2020:3118)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:3118 advisory. Samba is an open-source implementation of the Server Message Block SMB protocol and the related Common Internet File System CIFS protocol, which allo...

Self-Propagating Lucifer Malware Targets Windows Systems

Security experts have identified a self-propagating malware, dubbed Lucifer, that targets Windows systems with cryptojacking and distributed denial-of-service DDoS attacks. The never-before-seen malware initially tries to infect PCs by bombarding them with exploits in hopes of taking advantage of...

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

An update for samba is now available for Red Hat Enterprise Linux 8. 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...

PowerPoint ‘Weakness’ Opens Door to Malicious Mouse-Over Attack

A researcher is sounding the alarm over what he believes could be a novel attack vector which allows a hacker to manipulate a PowerPoint file to download and begin the installation of malware, simply by hovering over a hypertext link. The technique does require a victim to accept one pop-up...

EulerOS Virtualization for ARM 64 3.0.6.0 : curl (EulerOS-SA-2020-1345)

According to the version of the curl packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability : - CURL before 7.68.0 lacks proper input validation, which allows users to create a FILE: URL that can make the client access ...

Microsoft Windows SMBv3 Compression RCE (ADV200005)(CVE-2020-0796)(Remote)

A remote code execution vulnerability exists in Microsoft Server Message Block 3.1.1 SMBv3 protocol due to how it handles a maliciously crafted compressed data packet. An unauthenticated, remote attacker can exploit this to bypass authentication and execute arbitrary commands. Note that this plug...

RHEL 7 : samba (RHSA-2020:0943)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:0943 advisory. Samba is an open-source implementation of the Server Message Block SMB protocol and the related Common Internet File System CIFS protocol,...

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

An update for samba is now available for Red Hat Gluster Storage 3.5 on 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 f...

Data corruption due to unreliable SMB (CIFS) shares

Challenge Storages that use the SMB CIFS protocol without the continuous availability and write-through features can cause data corruption in case of technical outages. This can lead to restore or backup problems. Cause If shares operate without the continuous availability feature in the...

Microsoft Windows 10 (1903/1909) - SMBGhost SMB3.1.1 SMB2_COMPRESSION_CAPABILITIES Buffer Overflow

Microsoft Windows 10 1903/1909 - 'SMBGhost' SMB3.1.1 'SMB2COMPRESSIONCAPABILITIES' Buffer Overflow PoC CVE-2020-0796 PoC aka CoronaBlue aka SMBGhost Download https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/48216.zip Usage ./CVE-2020-0796.py servername This scrip...

Microsoft Windows 10 (1903/1909) - 'SMBGhost' SMB3.1.1 'SMB2_COMPRESSION_CAPABILITIES' Buffer Overflow (PoC)

CVE-2020-0796 PoC aka CoronaBlue aka SMBGhost Download https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/48216.zip Usage ./CVE-2020-0796.py servername This script connects to the target host, and compresses the authentication request with a bad offset field set in t...