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January 16, 2020 10:56

Vulnerability Spotlight: Multiple remote code execution vulnerabilities in Foxit PDF Reader

Aleksandar Nikolic of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered four remote code execution vulnerabilities in Foxit PDF Reader. Foxit PDF Reader is a popular program for reading and editing PDFs. The software supports Jav

January 16, 2020 09:00

Stolen emails reflect Emotet's organic growth

By Jaeson Schultz Introduction Emotet has a penchant for stealing a victim's email, then impersonating that victim and sending copies of itself in reply. The malicious emails are delivered through a network of stolen outbound SMTP accounts. This relatively simple email-man-

January 14, 2020 14:07

Microsoft Patch Tuesday — Jan. 2020: Vulnerability disclosures and Snort coverage

By Jon Munshaw.  Updated January 15th: Added an Advanced Custom Detection (ACD) signature for AMP that can be used to detect exploitation of CVE-2020-0601 by spoofing certificates masquerading as a Microsoft ECC Code Signing Certificate Authority. Microsoft released its monthly

January 13, 2020 14:13

New Snort rules protect against recently discovered Citrix vulnerability

By Edmund Brumaghin, with contributions from Dalton Schaadt. Executive Summary Recently, the details of a critical vulnerability affecting Citrix Application Delivery Controller and Citrix Gateway servers were publicly disclosed. This vulnerability is currently being tracked us

January 10, 2020 16:41

Threat Roundup for January 3 to January 10

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Jan. 3 and Jan. 10. 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 ke

January 9, 2020 14:00

Threat Source newsletter (Jan. 9, 2019)

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’re back after a long break for the holidays. And 2020 is already off to a fast start as tensions continue to rise

January 9, 2020 12:58

Vulnerability Spotlight: Code execution vulnerability in E2fsprogs

Lilith [^_^] of Cisco Talos discovered this vulnerability. E2fsprogs contains an exploitable code execution vulnerability in its directory rehashing functionality. This set of programs is often considered essential software for many Linux and Unix machines and ships by default

January 8, 2020 17:32

What the continued escalation of tensions in the Middle East means for security

Cisco Talos works with many organizations around the world, monitoring and protecting against sophisticated threats every day. As such, we are watching the current state of events in the Middle East very closely for our customers and partners who may be impacted by the ongoing si

January 6, 2020 18:00

Beers with Talos Ep. #69: 2019 Threat Recap - RATs, Turtles, and Worms, Oh My!

By Mitch Neff. Beers with Talos (BWT) Podcast episode No. 69 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. Recorded Dec. 20, 2019 In a shorter year-end EP, we take both a look back and a