Threat Roundup for March 6 to March 13

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between March 6 and March 13. 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 characteristic...

Beers with Talos Ep. #74: Impacting civil society

Beers with Talos BWT Podcast episode No. 74 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. Recorded March 2, 2020 We open up the show with a sugary sweet poem before talking about RSA and our annual trip through...

Threat Source newsletter (March 12, 2020)

Newsletter compiled by Jon Munshaw. Welcome to this week’s Threat Source newsletter — the perfect place to get caught up on all things Talos from the past week. Obviously, COVID-19 is dominating headlines everywhere, and for good reason. We hope everyone out there is staying safe and healthy and...

Vulnerability Spotlight: Information disclosure in Windows 10 Kernel

Marcin Towalski of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Cisco Talos recently discovered an information disclosure vulnerability in the Windows 10 kernel. An attacker could exploit this vulnerability by tricking the victim into opening a specially crafted executable,...

Video: What defenders can learn from past ransomware attacks

The Cisco Talos Incident Response "Stories from the Field" video series returns with another entry from Matt Aubert. This time, Matt discusses ransomware infections he's seen in real-time, and shares what defenders can learn from others' mistakes and recovery. Is it ever smart to pay attackers'...

Threat Roundup for February 21 to February 28

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Feb. 21 and Feb. 28. 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...

Threat Source newsletter (Feb. 27, 2020)

Newsletter compiled by Jon Munshaw. Welcome to this week’s Threat Source newsletter — the perfect place to get caught up on all things Talos from the past week. We know we’ve kept you waiting for a while, but the new Snort Resources page is finally here. We’ve got new and improved documentation,...

coturn <= 4.5.1.1 Multiple Vulnerabilities

coturn is prone to multiple vulnerabilities. Copyright C 2020 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Vulnerability Spotlight: Multiple vulnerabilities in Moxa AWK-3131A

Jared Rittle and Carl Hurd of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. The Moxa AWK-3131A networking device contains several different vulnerabilities that an attacker could exploit to carry out malicious activities in an industrial environment. The AWK-3131A is a wirele...

Moxa AWK-3131A iw_console Privilege Escalation Vulnerability

Summary An exploitable privilege escalation vulnerability exists in the iwconsole functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted menu selection string can cause an escape from the restricted console, resulting in system access as the root user. An attacker can send...

Threat Source newsletter (Feb. 20, 2020)

Newsletter compiled by Jon Munshaw. Welcome to this week’s Threat Source newsletter — the perfect place to get caught up on all things Talos from the past week. We’ve got more ways than ever for you to get Talos content. We continue to grow our YouTube page with the second entry in the “Stories...

Cisco Talos Incident Response "Stories from the Field" #2: When do lawyers get involved?

The second video in our "Stories in the Field" series from Cisco Talos Incident Response is here, with Matt Aubert talking about lawyers. While getting a general counsel involved may seem like an arduous process for many incident response teams, Matt Aubert argues in this video that in his...

Vulnerability Spotlight: Memory corruption, DoS vulnerabilities in CoTURN

Aleksandar Nikolic of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. CoTURN contains denial-of-service and memory corruption vulnerabilities in the way its web server parses POST requests. CoTURN is a TURN server implementation that can be used as a general- purpose network traff...

Beers with Talos Ep. #72: Getting to Patch Day - Understanding Vulnerability Risks and Options

Beers with Talos BWT Podcast episode No. 72 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. Recorded Jan. 31, 2020 When a vulnerability is released, regardless if it has a website and logo or not, we need to...

Threat Source newsletter (Feb. 13, 2020)

Newsletter compiled by Jon Munshaw. Welcome to this week’s Threat Source newsletter — the perfect place to get caught up on all things Talos from the past week. This month’s Microsoft Patch Tuesday was particularly hefty, with the company disclosing nearly 100 vulnerabilities — three of which Tal...

Vulnerability Spotlight: Remote code execution vulnerability in Apple Safari

Marcin Towalski of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. The Apple Safari web browser contains a remote code execution vulnerability in its Fonts feature. If a user were to open a malicious web page in Safari, they could trigger a type confusion, resulting in memory...

Vulnerability Spotlight: Use-after-free vulnerability in Windows 10 win32kbase

Marcin Towalski of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Cisco Talos is releasing the details of a use-after-free vulnerability in Windows 10. An attacker could exploit this vulnerability to gain the ability to execute arbitrary code in the kernel context. Microsoft...

Vulnerability Spotlight: Code execution vulnerability in Microsoft Excel

Marcin Noga of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Microsoft Excel contains a code execution vulnerability. This specific bug lies in the component of Excel that handles the Microsoft Office HTML and XML file types, first introduced in Office 2000. Microsoft disclosed...

Vulnerability Spotlight: Information leak vulnerability in Adobe Acrobat Reader’s JavaScript function

Aleksandar Nikolic of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Cisco Talos recently discovered an information leak vulnerability in Adobe Acrobat Reader. Acrobat supports a number of features, including the ability to process embedded JavaScript. An attacker could trigger...

Vulnerability Spotlight: Accusoft ImageGear library code execution vulnerabilities

Emmanuel Tacheau of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered three code execution vulnerabilities in Accusoft ImageGear. The ImageGear library is a document-imaging developer toolkit to assist users with image conversion, creation, editing...