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Talos Group

Talos Security Intelligence & Research Group

The Talos Security Intelligence and Research Group (Talos) is made up of leading threat researchers supported by sophisticated systems to create threat intelligence for Cisco products that detects, analyzes and protects against both known and emerging threats. Talos maintains the official rule sets of Snort.org, ClamAV, SenderBase.org and SpamCop. This blog profile is managed by multiple authors with expertise that spans software development, reverse engineering, vulnerability triage, malware investigation and intelligence gathering.

Talos is the primary team that contributes threat information to the Cisco Collective Security Intelligence (CSI) ecosystem. Cisco CSI is shared across multiple security solutions and provides industry-leading security protections and efficacy. In addition to threat researchers, CSI is driven by intelligence infrastructure, product and service telemetry, public and private feeds and the open source community.

Articles

May 8, 2017

THREAT RESEARCH

Vulnerability Spotlight: WolfSSL library X509 Certificate Text Parsing Code Execution Vulnerability

Discovered by Aleksandar Nikolic of Cisco Talos Overview Talos is disclosing TALOS-2017-0293 / CVE 2017-2800, a code execution vulnerability in WolfSSL. WolfSSL is a lightweight SSL/TLS library targeted specifically for embedded and RTOS (Real-Time Operating System) environments, due largely to its…

May 5, 2017

THREAT RESEARCH

Vulnerability Spotlight: Power Software PowerISO ISO Code Execution Vulnerabilities

These vulnerabilities were discovered by Piotr Bania of Cisco Talos. Today, Talos is releasing details of a new vulnerability discovered within the Power Software PowerISO disk imaging software. TALOS-2017-0318 and TALOS-2017-0324 may allow an attacker to execute arbitrary code remotely on the vulne…

May 4, 2017

THREAT RESEARCH

Vulnerability Spotlight: AntennaHouse DMC Library Arbitrary Code Execution Flaws

These vulnerabilities were discovered by Marcin ‘Icewall’ Noga of Talos. Today, Talos is disclosing several vulnerabilities that have been identified in the AntennaHouse DMC library which is used in various products for web-based document searching and rendering. These vulnerabilities ma…

May 3, 2017

THREAT RESEARCH

Gmail Worm Requiring You To Give It A Push And Apparently You All Are Really Helpful

This post authored Sean Baird and Nick Biasini Attackers are always looking for creative ways to send large amount of spam to victims. A short-lived, but widespread Google Drive themed phishing campaign has affected a large number of users across a variety of verticals. This campaign would be bcc…

May 3, 2017

THREAT RESEARCH

KONNI: A Malware Under The Radar For Years

Talos has discovered an unknown Remote Administration Tool that we believe has been in use for over 3 years. During this time it has managed to avoid scrutiny by the security community. The current version of the malware allows the operator to steal files, keystrokes, perform screenshots, and execut…

April 28, 2017

THREAT RESEARCH

Threat Round-up for Apr 21 – Apr 28

Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between April 21 and April 28. As with previous round-ups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavior…

April 28, 2017

THREAT RESEARCH

Vulnerability Spotlight: Randombit Botan Library X509 Certificate Validation Bypass Vulnerability

This vulnerability was discovered by Aleksandar Nikolic of Cisco Talos. Overview Talos has discovered a vulnerability in the Randombit Botan library. A programming error exists in a way Botan library implements x500 string comparisons which could lead to certificate verification issues and abuse. A…

April 27, 2017

THREAT RESEARCH

Vulnerability Spotlight: Multiple Vulnerabilities in Zabbix

These vulnerabilities were discovered by Lilith Wyatt of Cisco ASIG Summary Zabbix is an enterprise monitoring solution that is designed to give organizations the ability to monitor the health and status of various systems within their networks, including: network services, servers, and networking e…

April 26, 2017

THREAT RESEARCH

Vulnerability Spotlight: IrfanView Jpeg2000 Reference Tile width Arbitrary Code Execution Vulnerability

Discovered by Aleksandar Nikolic of Cisco Talos Overview Talos is disclosing TALOS-2017-0310 / CVE-2017-2813, an arbitrary code execution vulnerability in the JP2 plugin for IrfanView image viewer. IrfanView is a widely used, Windows based, image viewing and editing application. This particular vul…