Cisco Talos Blog

November 10, 2020 16:33

Microsoft Patch Tuesday for Nov. 2020 — Snort rules and prominent vulnerabilities

By Jon Munshaw, with contributions from Joe Marshall. Microsoft released its monthly security update Tuesday, disclosing just over 110 vulnerabilities across its products. This is a slight jump from last month when Microsoft disclosed one of their lowest vulnerability totals in

October 21, 2020 11:18

What to expect when you’re electing: A recap

We’re roughly two weeks out from Election Day in America, although millions of early and mail-in votes have already been cast. In the coming days, there’s sure to be a flurry of news stories about disinformation, allegations of voter fraud, the back-and-forth between parties and

October 20, 2020 15:00

Vulnerability Spotlight: Code execution vulnerability in Google Chrome WebGL

Marcin Towalski of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. The Google Chrome web browser contains a vulnerability that could be exploited by an adversary to gain the ability to execute code on the victim machine. Chrome is one of the most popular web brow

October 15, 2020 14:00

Threat Source newsletter (Oct. 15, 2020)

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. In our latest entry into our election security series, we’re turning our attention to the professionals who are responsible for securing our elections. After months of research, we’ve compiled a series of rec

October 15, 2020 08:50

What to expect when you're electing: How election officials can counter disinformation

By Matthew Olney and the communications and public relations professionals at Cisco. Editor's Note: For more on this topic, sign up for a Cisco Duo webinar on election security on Oct. 15 at 1 p.m. ET here. In our work with our partners in the election security space, the m

October 15, 2020 07:03

Vulnerability Spotlight: Code execution, information disclosure vulnerabilities in F2FS toolset

Vulnerabilities discovered by a Cisco Talos researcher. Blog by Jon Munshaw. Cisco Talos recently discovered multiple code execution and information disclosure vulnerabilities in various functions of the F2FS toolset. F2FS is a filesystem toolset commonly found in embedded devic

October 13, 2020 18:51

Vulnerability Spotlight: Denial of service in AMD ATIKMDAG.SYS driver

Piotr Bania of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw.Cisco Talos recently discovered a denial-of-service vulnerability in the ATIKMDAG.SYS driver for some AMD graphics cards. An attacker could send the victim a specially crafted D3DKMTCreateAllocation API

October 13, 2020 14:52

Microsoft Patch Tuesday for Oct. 2020 — Snort rules and prominent vulnerabilities

By Jon Munshaw, with contributions from Alex McDonnell and Nick Biasini. Microsoft released its monthly security update Tuesday, disclosing just under 100 vulnerabilities across its array of products. Fourteen of the vulnerabilities are considered “critical" while the vast

October 13, 2020 14:22

Vulnerability Spotlight: Information leak vulnerability in Google Chrome WebGL

Marcin Towalski of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. The Google Chrome web browser contains a vulnerability that could be exploited by an adversary to carry out a range of malicious actions. Chrome is one of the most popular web browsers currently a