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August 31, 2020 10:08

Vulnerability Spotlight: Multiple SQL, code injection vulnerabilities in OpenSIS

Yuri Kramarz and Yves Younan discovered these vulnerabilities. Blog by Jon Munshaw Cisco Talos researchers recently discovered multiple vulnerabilities in the OpenSIS software family. OpenSIS is a student information management system for K-12 students. It is available in commer

August 27, 2020 15:44

Threat Roundup for August 21 to August 27

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Aug. 21 and Aug. 27. 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 k

August 27, 2020 14:00

Threat Source newsletter for Aug. 27, 2020

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. As part of our continued look at election security ahead of the November election, we have another research paper out this week. This time, we’re taking a closer look at disinformation campaigns, popularly known

August 26, 2020 09:11

What to expect when you're electing: The building blocks of disinformation campaigns

By Nick Biasini, Kendall McKay and Matt Valites. Editor's note: Related reading on Talos election security research: * /what-to-expect-when-youre-electing * /election-roundtable-video * /what-to-expect-electing-disinformation-building-blocks As Cisco Talos discovered du

August 24, 2020 15:28

Vulnerability Spotlight: Remote code execution, privilege escalation bugs in Microsoft Azure Sphere

Claudio Bozzato, Lilith >_> and Dave McDaniel of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. Update (Sept. 17, 2020): This post has been updated to reflect the status of Microsoft assigning CVEs to these issues. Cisco Talos researchers recently disc

August 24, 2020 10:00

Vulnerability Spotlight: Use-after-free vulnerability in Google Chrome WebGL could lead to code execution

Marcin Towalski of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. The Google Chrome web browser contains a use-after-free vulnerability in its WebGL component that could allow a user to execute arbitrary code in the context of the browser process. This vulnerabi

August 21, 2020 17:15

Threat Roundup for August 14 to August 21

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Aug. 14 and Aug. 21. 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 k

August 20, 2020 15:18

Vulnerability Spotlight: Internet Systems Consortium BIND server DoS

Emanuel Almeida of Cisco Systems discovered this vulnerability. Blog by Jon Munshaw. The Internet Systems Consortium’s BIND server contains a denial-of-service vulnerability that exists when processing TCP traffic through the libuv library. An attacker can exploit this vulnerabi

August 20, 2020 14:00

Threat Source newsletter for Aug. 20, 2020

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. Hactivism always seems to cool and noble in the movies. Video games and TV shows have no shortage of their “hacker heroes,” too. But what are the real-world consequences of users who release sensitive informatio