Threat Roundup for Nov. 23 to Nov. 30

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Nov. 23 and Nov. 30. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...

StoreFront Loopback Feature analysis when configuring Base URL for load balance

In previous versions of StoreFront such as 2.6 or older, Citrix recommended that you manually modify the hosts file on each StoreFront server to map the fully qualified domain name FQDN of the load balancer to the loopback address or the IP address of the specific StoreFront server. This ensures...

CVE-2018-16859

Execution of Ansible playbooks on Windows platforms with PowerShell ScriptBlock logging and Module logging enabled can allow for 'become' passwords to appear in EventLogs in plaintext. A local user with administrator privileges on the machine can view these logs and discover the plaintext passwor...

Code injection

Execution of Ansible playbooks on Windows platforms with PowerShell ScriptBlock logging and Module logging enabled can allow for 'become' passwords to appear in EventLogs in plaintext. A local user with administrator privileges on the machine can view these logs and discover the plaintext passwor...

PYSEC-2018-60

Execution of Ansible playbooks on Windows platforms with PowerShell ScriptBlock logging and Module logging enabled can allow for 'become' passwords to appear in EventLogs in plaintext. A local user with administrator privileges on the machine can view these logs and discover the plaintext passwor...

ALPINE-CVE-2018-16859

Execution of Ansible playbooks on Windows platforms with PowerShell ScriptBlock logging and Module logging enabled can allow for 'become' passwords to appear in EventLogs in plaintext. A local user with administrator privileges on the machine can view these logs and discover the plaintext passwor...

CVE-2018-16859

Execution of Ansible playbooks on Windows platforms with PowerShell ScriptBlock logging and Module logging enabled can allow for 'become' passwords to appear in EventLogs in plaintext. A local user with administrator privileges on the machine can view these logs and discover the plaintext passwor...

Deploying Citrix Receiver for Windows 10 IoT Devices

This article is intended for Citrix administrators and technical teams only. Non-admin users must contact their company’s Help Desk/IT support team and can refer to CTX297149 for more information. DeployingReceiver for Universal Windows Platformon Windows 10 IoT devices using PowerShell and Appx...

Emotet's Thanksgiving Campaign Delivers New Recipes for Compromise

Emotet, the seemingly ubiquitous banking trojan, has turned up again after a small hiatus, this time as the anchor in a Thanksgiving-themed campaign that cranked up in the U.S. this week. It has also upgraded its capabilities with new tactics and modules, which has boosted its efficacy, according...

HASSH - A Network Fingerprinting Standard Which Can Be Used To Identify Specific Client And Server SSH Implementations

"HASSH" is a network fingerprinting standard which can be used to identify specific Client and Server SSH implementations. The fingerprints can be easily stored, searched and shared in the form of an MD5 fingerprint. What can HASSH help with: Use in highly controlled, well understood environments...

Remote Code Execution (RCE)

Microsoft.PowerShell.EditorServices.Protocol is vulnerable to remote code execution. Improper processing of local connections allow a remote attacker to execute arbitrary commands in the context of the authenticated user...

Microsoft Windows PowerShell Remote Code Execution Vulnerability

Microsoft.PowerShell.Archive and others are products of Microsoft Corporation.Microsoft Windows 10 is a suite of operating systems.PowerShell Core is a set of cross-platform command-line script execution environments built for heterogeneous environments and hybrid clouds.PowerShell Core is a suit...

Microsoft Powershell Tampering Security Bypass Vulnerability

Microsoft Windows 10 and others are products of Microsoft Corporation, U.S.A. Microsoft Windows 10 is a suite of operating systems.PowerShell Core is a cross-platform command-line script execution environment built for heterogeneous environments and hybrid clouds. A tamper security bypass...

Code Injection

PowerShell is vulnerable to code injection. NULL characters are not properly logged in ScriptBlock, which would allow an attacker to tamper with the log management and execute unlogged code. The attacker requires access to the affected system and permissions to run a specially crafted application...

CNNVD about Microsoft more security vulnerability Advisory-vulnerability warning-the black bar safety net

Recently, the official Microsoft has released multiple security vulnerabilities in the Bulletin, including Microsoft Internet Explorer security vulnerability, CNNVD-201811-349, CVE-2018-8570, the Microsoft Word security vulnerabilities CNNVD-201811-387, CVE-2018-8539）、（CNNVD-201811-388,...

Microsoft PowerShell Core 6.0 <= 6.0.4 / 6.1 Multiple Vulnerabilities - Windows

PowerShell Core is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2018 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:microsoft:powershell";...

Microsoft PowerShell Core 6.0 <= 6.0.4 / 6.1 Multiple Vulnerabilities - Mac OS X

PowerShell Core is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2018 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:microsoft:powershell";...

Microsoft PowerShell Core 6.0 <= 6.0.4 / 6.1 Multiple Vulnerabilities - Linux

PowerShell Core is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2018 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:microsoft:powershell";...

FLARE VM Update

FLARE VM is the first of its kind reverse engineering and malware analysis distribution on Windows platform. Since its introduction in July 2017, FLARE VM has been continuously trusted and used by many reverse engineers, malware analysts, and security researchers as their go-to environment for...

Remote code execution

A remote code execution vulnerability exists when PowerShell improperly handles specially crafted files, aka "Microsoft PowerShell Remote Code Execution Vulnerability." This affects Windows RT 8.1, PowerShell Core 6.0, Microsoft.PowerShell.Archive 1.2.2.0, Windows Server 2016, Windows Server 2012...