Cisco Talos Blog

March 23, 2020 11:21

Vulnerability Spotlight: Multiple vulnerabilities in Videolabs libmicrodns

Claudio Bozzato of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. A specific library in the Videolabs family of software contains multiple vulnerabilities that could lead to denial of service and code execution. Videolabs is a company founded by VideoLAN memb

March 23, 2020 11:00

Vulnerability Spotlight: Denial-of-service vulnerability in GStreamer

Peter Wang of Cisco ASIG discovered this vulnerability. Blog by Jon Munshaw. Cisco Talos recently discovered a denial-of-service vulnerability in GStreamer, a pipeline-based multimedia framework. GStreamer contains gst-rtsp-server, an open-source library that allows the user to

March 19, 2020 14:00

Threat Source newsletter (March 19, 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 hope everyone is staying home (if possible) and staying safe. Unfortunately, the bad guys aren’t going anywhere,

March 12, 2020 14:00

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 s

March 10, 2020 13:23

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 craft

March 10, 2020 13:23

Microsoft Patch Tuesday — March 2020: Vulnerability disclosures and Snort coverage

By Jon Munshaw and Vitor Ventura. Update (March 12, 2020): Microsoft released an out-of-band patch for CVE-2020-0796, a code execution vulnerability SMB client and server for Windows. An unauthenticated attacker could exploit this vulnerability to execute remote code. Snort rule

March 9, 2020 10:47

Vulnerability Spotlight: WAGO products contain remote code execution, other vulnerabilities

Patrick DeSantis, Carl Hurd, Kelly Leuschner and Lilith [-_-]; of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered several vulnerabilities in multiple products from the company WAGO. WAGO produces a line of automation software cal

March 5, 2020 14:00

Threat Source newsletter (March 5, 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. Sure, all anyone wants to talk about is coronavirus. But what about cyber security? We’ve still got cool stuff, like

March 3, 2020 08:38

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.