Vulnerability Spotlight: Multiple Vulnerabilities in CUJO Smart Firewall, Das U-Boot, OCTEON SDK, Webroot BrightCloud

Claudio Bozzato of Cisco Talos discovered these vulnerabilities. Executive summary CUJO AI produces the CUJO Smart Firewall, a device that provides protection to home networks against a myriad of threats such as malware, phishing websites and hacking attempts. Cisco Talos recently discovered 11...

IPv6 unmasking via UPnP

Martin Zeiser and Aleksandar Nikolich authored this post. Executive summary With tools such as ZMap and Masscan and general higher bandwidth availability, exhaustive internet-wide scans of full IPv4 address space have become the norm after it was once impractical. Projects like Shodan and Scans.i...

Vulnerability Spotlight: Privilege escalation bug in CleanMyMac X's helper service

Tyler Bohan of Cisco Talos discovered this vulnerability. Executive summary CleanMyMac X contains a privilege escalation vulnerability in its helper service due to improper updating. The application fails to remove the vulnerable components upon upgrading to the latest version, leaving the user...

WAGO e!COCKPIT Firmware Downgrade Vulnerability

Summary An exploitable firmware downgrade vulnerability exists in the firmware update package functionality of the WAGO e!COCKPIT automation software. A specially crafted firmware update file can allow an attacker to install an older firmware version while the user thinks a newer firmware version...

WAGO e!Cockpit authentication hard-coded encryption key vulnerability

Summary A hard-coded encryption key vulnerability exists in the authentication functionality of WAGO e!Cockpit, version 1.5.1.1. An attacker with access to communications between e!Cockpit and CoDeSyS Gateway can trivially recover the password of any user attempting to log in, in plain text. Test...

The sights and sounds of Cisco Talos at RSA 2019

An estimated 45,000 people attended this year’s RSA Conference in San Francisco to hear talks from some of the greatest minds in security. As always, Cisco and Talos had a massive presence at the conference, topping off the week with a keynote address featuring Matt Watchinski, the vice president...

Cisco, Talos tout importance of IoT security at RSA keynote

--- Matt Watchinski, the vice president of Cisco Talos, delivers a keynote address at the RSA Conference in San Francisco on Tuesday. By Jonathan Munshaw of Cisco Talos and Liza Meak of The Network, Cisco’s technology news site. By 2020, Gartner predicts 20 billion connected devices will be onlin...

Beers with Talos Ep. #48: Loaders or trojans, plus an RSA preview

Beers with Talos BWT Podcast Ep. 48 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. March 1, 2019 - This is a super short episode. We are trying to get it out in time for RSA and Matt is MIA today. We are covering...

Threat Roundup for Feb. 22 to March 1

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Feb. 22 and March 01. 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 key behavioral characteristic...

Cyber Security Week in Review (March 1)

Welcome to this week's Cyber Security Week in Review, where Cisco Talos runs down all of the news we think you need to know in the security world. For more news delivered to your inbox every week, sign up for our Threat Source newsletter here. Top headlines this week Drupal patched a “highly...

Cisco Talos Honeypot Analysis Reveals Rise in Attacks on Elasticsearch Clusters

Christopher Evans of Cisco Talos conducted the research for this post. Executive Summary Cisco Talos warns users that they need to keep a close eye on unsecured Elasticsearch clusters. We have recently observed a spike in attacks from multiple threat actors targeting these clusters. These attacke...

Threat Roundup for Feb. 15 to Feb. 22

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Feb. 15 and Feb. 22. 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 key behavioral characteristics...

Vulnerability Spotlight: Adobe Acrobat Reader DC text field remote code execution vulnerability

Aleksandar Nikolic of Cisco Talos discovered this vulnerability. Executive summary Adobe Acrobat Reader DC contains a vulnerability that could allow an attacker to remotely execute code on the victim’s machine. If the attacker tricks the user into opening a specially crafted PDF with specific...

What you can learn from Cisco Talos’ new oil pumpjack workshop

Paul Rascagneres wrote this blog post with contributions from Patrick DeSantis from Cisco Talos ARES Advanced Research/Embedded Systems. Executive summary Every day, more industrial control systems ICS become vulnerable to cyber attacks. As these massive, critical machines become more...

Threat Roundup for Feb. 1 to Feb. 8

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Feb. 01 and Feb. 08. 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 key behavioral characteristics...

Cyber Security Week in Review (Feb. 1)

Welcome to this week's Cyber Security Week in Review, where Cisco Talos runs down all of the news we think you need to know in the security world. For more news delivered to your inbox every week, sign up for our Threat Source newsletter here. Top headlines this week Apple revoked a set of...

Vulnerability Spotlight: Multiple vulnerabilities in ACD Systems Canvas Draw 5

Tyler Bohan of Cisco Talos discovered these vulnerabilities. Vanja Svajcer authored this blog post. Cisco Talos is disclosing several vulnerabilities in ACD Systems' Canvas Draw 5, a graphics-editing tool for Mac. The vulnerable component of Canvas Draw 5 lies in the handling of TIFF and PCX...

Vulnerability Spotlight: Multiple vulnerabilities in coTURN

Nicolas Edet of Cisco discovered these vulnerabilities. Executive summary Today, Cisco Talos is disclosing three vulnerabilities in coTURN. coTURN is an open-source implementation of TURN and STUN servers that can be used as a general-purpose networking traffic TURN server. TURN servers are usual...

Vulnerability Spotlight: Python.org certificate parsing denial-of-service

Colin Read and Nicolas Edet of Cisco Talos discovered these vulnerabilities. Executive summary Python.org contains an exploitable denial-of-service vulnerability in its X509 certificate parser. A specially crafted X509 certificate can cause a NULL pointer dereference, resulting in a denial of...

Vulnerability Spotlight: Multiple WIBU SYSTEMS WubiKey vulnerabilities

Marcin "Icewall" Noga of Cisco Talos discovered these vulnerabilities. Executive Summary Cisco Talos discovered two vulnerabilities that could allow remote code execution and memory disclosure at the kernel level in WIBU-SYSTEMS WibuKey. WibuKey is a USB key designed to protect software and...