Beers with Talos EP 39: VB 2018 Rundown and Prevalent Problems with PDF

Beers with Talos BWT Podcast Ep. 39 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. Ep. 39 show notes: Recorded Oct. 5, 2018 - We start out with a quick chat to get to know this week’s special guests from the Talo...

Tracking Tick Through Recent Campaigns Targeting East Asia

This blog post is authored by Ashlee Benge and Jungsoo An, with contributions from Dazhuo Li. Summary Since 2016, an advanced threat group that Cisco Talos is tracking has carried out cyberattacks against South Korea and Japan. This group is known by several different names: Tick, Redbaldknight a...

Vulnerability Spotlight: Live Networks LIVE555 streaming media RTSPServer code execution vulnerability

These vulnerabilities were discovered by Lilith Wyatt of Cisco Talos. Cisco Talos is disclosing a code execution vulnerability that has been identified in Live Networks LIVE555 streaming media RTSPServer. LIVE555 Streaming Media is a set of open-source C++ libraries developed by Live Networks Inc...

liveMedia -- potential remote code execution

Talos reports: An exploitable code execution vulnerability exists in the HTTP packet-parsing functionality of the LIVE555 RTSP server library. A specially crafted packet can cause a stack-based buffer overflow, resulting in code execution. An attacker can send a packet to trigger this vulnerabili...

Vulnerability Spotlight: Linksys ESeries Multiple OS Command Injection Vulnerabilities

These vulnerabilities were discovered by Jared Rittle of Cisco Talos. Cisco Talos is disclosing several vulnerabilities in the operating system on the Linksys E Series of routers. Multiple exploitable OS command injection vulnerabilities exist in the Linksys E Series line of routers. An attacker...

Old dog, new tricks - Analysing new RTF-based campaign distributing Agent Tesla, Loki with PyREbox

This blog post was authored by Edmund Brumaghin and Holger Unterbrink with contributions from Emmanuel Tacheau. Executive Summary Cisco Talos has discovered a new malware campaign that drops the sophisticated information-stealing trojan called "Agent Tesla," and other malware such as the Loki...

Microsoft WindowsCodecs.dll SniffAndConvertToWideString Information Leak Vulnerability

These vulnerabilities were discovered by Marcin Noga of Cisco Talos. Today, Cisco Talos is disclosing a vulnerability in the WindowsCodecs.dll component of the Windows operating system. WindowsCodecs.dll is a component library that exists in the implementation of Windows Imaging Component WIC,...

Vulnerability Spotlight: VMWare Workstation DoS Vulnerability

Today, Cisco Talos is disclosing a vulnerability in VMware Workstation that could result in denial of service. VMware Workstation is a widely used virtualization platform designed to run alongside a normal operating system, allowing users to use both virtualized and physical systems concurrently...

Intel® Graphics Driver Unified Shader Compiler Advisory

Summary: Multiple potential security vulnerabilities in Intel® Graphics Drivers may allow escalation of privilege or denial of service . Intel is releasing Intel® Graphics Driver updates to mitigate these potential vulnerabilities. Vulnerability Details: CVEID: CVE-2018-12152 Description: Pointer...

VMSA-2018-0025:VMware ESXi, Workstation, and Fusion workarounds address a denial-of-service vulnerability

VMSA-2018-0025 VMware ESXi, Workstation, and Fusion workarounds address a denial-of-service vulnerability VMware Security Advisory VMware Security AdvisoryAdvisory ID: VMSA-2018-0025 VMware Security AdvisorySeverity: Important VMware Security AdvisorySynopsis: VMware ESXi, Workstation, and Fusion...

Threat Roundup Sept 28 - Oct 5

Today, as we do every week, Talos is giving you a glimpse into the most prevalent threats we’ve observed this week — covering the dates between Sept. 28 and Oct. 5. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, we will summarize the threats we’ve observed b...

Vulnerability Spotlight: Google PDFium JBIG2 Image ComposeToOpt2WithRect Information Disclosure Vulnerability

Discovered by Aleksandar Nikolic of Cisco Talos Overview Cisco Talos is releasing details of a new vulnerability in Google PDFium's JBIG2 library. An exploitable out-of-bounds read on the heap vulnerability exists in the JBIG2-parsing code in Google Chrome, version 67.0.3396.99. A specially craft...

BruCON Primer: 10 Years and Cisco Talos Talks

Cisco Talos will have a significant presence at the 10th edition of BruCON, which kicks off this week. Below, you will find the presentations that Talos researchers will give, along with a brief overview of the topics they will discuss. We are fortunate to have multiple speakers presenting this...

Beers with Talos Ep. #38 — More fun with VPNFilter; Getting pwnd via spreadsheet

Beers with Talos BWT Podcast Ep. 38 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. Ep. 38 show notes: Recorded Sept. 21, 2018 — The whole crew is back together! On the agenda today is VPNFilter part III, now...

Fancy Bear’s VPNfilter malware is back with 7 new modules

By Waqas Cisco’s Talos researchers have identified that Russia’s VPNfilter is way more dangerous than it is believed to be. The malware, which prompted the FBI to urge people to reboot their internet routers, contains seven additional third-stage modules that are infecting countless global...

IDA-minsc Wins Second Place in Hex-Rays Plugins Contest

Introduction Ali Rizvi-Santiago of Cisco Talos recently tied for second place in the IDA plugin contest with a plugin named "IDA-minsc." IDA is a multi-processor disassembler and debugger created by the company Hex-Rays and this year there were a total of four winners with nine submissions total...

Cyber Threat Alliance Releases Cryptomining Whitepaper

This post is authored by Ashlee Benge. Despite the recent devaluation of some cryptocurrencies, illicit cryptocurrency miners remain a lucrative and widespread attack vector in the threat landscape. These miners are easy to deploy, and attackers see it as a quick way to steal other users'...

Microsoft Patch Tuesday - September 2018

Microsoft released its monthly set of security updates today for a variety of its products that address a variety of bugs. The latest Patch Tuesday covers 61 vulnerabilities, 17 of which are rated "critical," 43 that are rated "important" and one that is considered to have "moderate" severity. Th...

Threat Roundup for August 31 to September 7

Today, as we do every week, Talos is giving you a glimpse into the most prevalent threats we’ve observed this week — covering the dates between Aug. 31 and Sept. 7. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, we will summarize the threats we’ve observed b...

Vulnerability Spotlight: TALOS-2018-0560 - ERPNext SQL Injection Vulnerabilities

Vulnerabilities discovered by Yuri Kramar from the Cisco Security Advisor Team Overview Talos is disclosing multiple SQL injection vulnerabilities in the Frappe ERPNext Version 10.1.6 application. Frappe ERPNext is an open-source enterprise resource planning ERP cloud application. These...