Talos takes home top research honors at Virus Bulletin conference

By Jon Munshaw Researchers from Cisco Talos brought up the top award at this year’s Virus Bulletin conference. Talos received the Péter Ször Award — named for the prolific security researcher who was a longtime contributor to Virus Bulletin and passed away in 2013 — for our research into several...

Threat Source newsletter (Oct. 10, 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. It’s that time again to update all your Microsoft products. The company released its monthly update Tuesday, disclosing more than 60...

New IDA Pro plugin provides TileGX support

By Jonas Zaddach Overview Cisco Talos has a new plugin available for IDA Pro that provides a new disassembler for TileGX binaries. This tool should assist researchers in reverse-engineering threats in IDA Pro that target TileGX. We started developing this tool after the VPNFilter campaign last...

Vulnerability Spotlight: Multiple remote code execution bugs in NitroPDF

Cory Duplantis and Aleksandar Nikolic of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered multiple remote code execution vulnerabilities in NitroPDF. Nitro PDF allows users to save, read, sign and edit PDF files on their machines. There are two versions of the product...

Vulnerability spotlight: Multiple vulnerabilities in Schneider Electric Modicon M580

Jared Rittle and Patrick DeSantis of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. There are several vulnerabilities in the Schneider Electric Modicon M580 that could lead to a variety of conditions, the majority of which can cause a denial of service. The Modicon M580 is the...

Vulnerability Spotlight: Foxit PDF Reader JavaScript Array.includes remote code execution vulnerability

Aleksandar Nikolic of Cisco Talos discovered this vulnerability. Foxit PDF Reader contains a remote code execution vulnerability in its JavaScript engine. Foxit aims to be one of the most feature-rich PDF readers on the market, and contains many similar functions to that of Adobe Acrobat Reader...

Debian DSA-4535-1 : e2fsprogs - security update

Lilith of Cisco Talos discovered a buffer overflow flaw in the quota code used by e2fsck from the ext2/ext3/ext4 file system utilities. Running e2fsck on a malformed file system can result in the execution of arbitrary code. C Tenable Network Security, Inc. The descriptive text and package checks...

[SECURITY] [DSA 4535-1] e2fsprogs security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4535-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso September 27, 2019 https://www.debian.org/security/faq -...

Thousands of PCs Affected by Nodersok/Divergent Malware

New malware identified by Microsoft and Cisco Talos has affected thousands of PCs in the United States and Europe and turns systems into proxies for performing malicious activity, the companies said. The fileless threat—called Nodersok by Microsoft and Divergent by Cisco Talos—has many of its own...

Threat Roundup for September 20 to September 27

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 20 and Sept. 27. 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...

Threat Roundup for September 13 to September 20

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 13 and Sept. 20. 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...

New Cisco Talos web reputation verdicts

Cisco Talos has updated and expanded the Talos Threat Levels used to describe our web reputation verdicts. As you will see in the chart below, we are increasing the amount of reputation verdicts from three to five. We are retaining the Unknown category, just as before. Cisco Security products wil...

AMD Radeon Graphics Cards Open VMware Workstations to Attack

A remote code-execution bug exists in some configurations of the AMD Radeon graphics card that could allow an attacker to take control of a targeted system. The hack entails luring users of vulnerable systems to visit a specially crafted website that can deliver “a malformed pixel shader” to eith...

Vulnerability Spotlight: Multiple vulnerabilities in Aspose PDF API

Marcin Noga of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered multiple remote code execution vulnerabilities in the Aspose.PDF API. Aspose provides a series of APIs for manipulating or converting a large family of document formats. These vulnerabilities exist in API...

Threat Roundup for September 6 to September 13

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 6 and Sept. 13. 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...

Threat Source newsletter (Sept. 12, 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. You’ve heard it a million times: Always patch. But in case you needed another example that it’s important, Cisco Incident Response took ...

Microsoft Patch Tuesday — Sept. 2019: Vulnerability disclosures and Snort coverage

By Jon Munshaw. Microsoft released its monthly security update today, disclosing a variety of vulnerabilities in several of its products. The latest Patch Tuesday covers 85 vulnerabilities, 19 of which are rated “critical," 65 that are considered "important" and one "moderate." There is also a...

Vulnerability Spotlight: Denial-of-service vulnerabilities in some NETGEAR routers

Dave McDaniel of Cisco Talos discovered these vulnerabilities. The NETGEAR N300 line of wireless routers contains two denial-of-service vulnerabilities. The N300 is a small and affordable wireless router that contains the basic features of a wireless router. An attacker could exploit these bugs b...

openSUSE: Security Advisory for SDL_image (openSUSE-SU-2019:2071-1)

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

openSUSE Security Update : SDL_image (openSUSE-2019-2071)

This update for SDLimage fixes the following issues : Update SDLImage to new snapshot 1.2.12+hg695. Security issues fixed : - TALOS-2019-0821 CVE-2019-5052: exploitable integer overflow vulnerability when loading a PCX file boo1140421 - TALOS-2019-0841 CVE-2019-5057: code execution vulnerability ...