Cisco Talos Blog

May 12, 2017 09:22

Vulnerability Spotlight: Hangul Word Processor Remote Code Execution Vulnerability

Vulnerability discovered by a member of Talos. Overview Published by Hancom inc. the Hangul Office Suite, of which Hangul Word Processor is part, is the leading word processing and office productivity suite in South Korea. This vulnerability allows attackers to craft a malicio

March 22, 2017 12:52

Vulnerability Spotlight: Code Execution Vulnerability in LabVIEW

Vulnerability discovered by Cory Duplantis of Cisco Talos. Overview LabVIEW is a system design and development platform released by National Instruments. The software is widely used to create applications for data acquisition, instrument control and industrial automation. Talo

March 14, 2017 17:26

Microsoft Patch Tuesday - March 2017

Following a sparse February patch Tuesday, today’s March release brings a bumper crop of fixed vulnerabilities: 17 bulletins covering 140 different vulnerabilities, 47 of which are rated as critical. The critical vulnerabilities affect Internet Explorer, Edge, Hyper-V, Windows PD

November 2, 2016 11:25

Vulnerability Spotlight: Windows 10 Remote Denial of Service

Vulnerability discovered by Piotr Bania of Cisco Talos. Overview Talos is releasing an advisory for a remote denial of service attack vulnerability in Microsoft Windows 10 AHCACHE.SYS  (TALOS-2016-0191 / CVE-2016-3369) An attacker can craft a malicious portable executable fi

September 6, 2016 11:03

Vulnerability Spotlight: Kaspersky Unhandled Windows Messages Denial of Service Vulnerability

Vulnerability discovered by Marcin 'Icewall' Noga of Cisco Talos. Overview Talos is disclosing the presence of TALOS-2016-0175 / CVE-2016-4329, a local denial of service vulnerability within Kaspersky anti-virus. A system user is able to cause a denial of service atta

August 26, 2016 10:54

Vulnerability Spotlight: Kaspersky Unhandled Windows Messages Denial of Service Vulnerability

Vulnerability discovered by Marcin ‘Icewall’ Noga of Cisco Talos. Overview Talos is disclosing the presence of TALOS-2016-0175 / CVE-2016-4329, a local denial of service vulnerability within Kaspersky anti-virus. A system user is able to cause a denial of service attack agains

August 15, 2016 12:46

Vulnerability Spotlight: Multiple Remote Code Execution Vulnerabilities Within Lexmark Perceptive Document Filters.

Vulnerabilities discovered by Tyler Bohan & Marcin Noga of Cisco Talos Talos are today releasing three new vulnerabilities discovered within the Lexmark Perceptive Document Filters library. TALOS-2016-0172, TALOS-2016-0173 and TALOS-2016-0183 allow for a remote code executio

August 2, 2016 09:42

Macro Intruders: Sneaking Past Office Defenses

This blog was written by Matthew Molyett with contributions from Martin Lee . Introduction Macros have been used since the mid 1990s to spread malware and infect systems. Increased user awareness of the need to disable the macro function within Microsoft Word during the late 90

June 29, 2016 11:30

Detecting DNS Data Exfiltration

This blog was co-authored by Martin Lee and Jaeson Schultz with contributions from Warren Mercer. The recent discovery of Wekby and Point of Sale malware using DNS requests as a command and control channel highlights the need to consider DNS as a potentially malicious channel. A