Cisco Talos Blog

July 28, 2022 14:00

Threat Source newsletter (July 28, 2022) — What constitutes an "entry-level" job in cybersecurity?

Welcome to this week’s edition of the Threat Source newsletter. Between the White House’s recent meeting, countless conference talks and report after report warning of cybersecurity burnout, there’s been a ton of talk recently around the cybersecurity skills gap and hiring. Eve

July 27, 2022 08:00

What Talos Incident Response learned from a recent Qakbot attack hijacking old email threads

By Nate Pors and Terryn Valikodath. Executive summary * In a recent malspam campaign delivering the Qakbot banking trojan, Cisco Talos Incident Response (CTIR) observed the adversary using aggregated, old email threads from multiple organizations that we assess were likely ha

July 21, 2022 14:00

Threat Source newsletter (July 21, 2022) — No topic is safe from being targeted by fake news and disinformation

Welcome to this week’s edition of the Threat Source newsletter. I could spend time in this newsletter every week talking about fake news. There are always so many ridiculous memes, headlines, misleading stories, viral Facebook posts and manipulated media that I see come across m

July 19, 2022 08:45

Vulnerability Spotlight: Issue in Accusoft ImageGear could lead to memory corruption, code execution

Emmanuel Tacheau of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered a use-after-free vulnerability in Accusoft ImageGear's PSD header processing function. The ImageGear library is a document-imaging developer toolkit that allows users to create

July 15, 2022 10:37

EMEAR Monthly Talos Update: Training the next generation of cybersecurity researchers

Cisco Talos and Cisco Secure have the latest edition of the Talos EMEAR Threat Update series out now, which you can watch above or over at this link, where Martin Lee and Hazel Burton talk about the cybersecurity skills gap that currently exists and how we can better train the ne

July 14, 2022 14:00

Threat Source newsletter (July 14, 2022) — Are virtual IDs worth the security risk of saving a few seconds in the TSA line?

Welcome to this week’s edition of the Threat Source newsletter. I’ve started flying again on a somewhat regular basis now that work conferences and out-of-state vacations are becoming a thing again. I took about 18 months or so off flying during the peak of the pandemic, but now

July 14, 2022 10:22

Vulnerability Spotlight: Use-after-free condition in Google Chrome WebGPU

Piotr Bania of Cisco Talos discovered this vulnerability. Cisco Talos recently discovered an exploitable use-after-free vulnerability in Google Chrome’s WebGPU standard. Google Chrome is a cross-platform web browser — and Chromium is the open-source version of the browser that

July 13, 2022 11:49

Vulnerability Spotlight: Adobe Acrobat DC use-after-free issues could lead to arbitrary code execution

Aleksandar Nikolic of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered two use-after-free vulnerabilities in Adobe Acrobat Reader DC that could allow an attacker to eventually gain the ability to execute arbitrary code. Acrobat

July 12, 2022 13:33

Microsoft Patch Tuesday for July 2022 — Snort rules and prominent vulnerabilities

Microsoft released its monthly security update Tuesday, disclosing more than 80 vulnerabilities in the company’s various software, hardware and firmware offerings, including one that’s actively being exploited in the wild. July's security update features three critical vulne