Vulnerability Research

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This post authored by Marcin Noga with contributions from William Largent Introduction Talos discovers and responsibly discloses software vulnerabilities on a regular basis. Occasionally we publish a deep technical analysis of how the vulnerability was discovered or its potential impact. In a previous post Talos took a deep dive into Lexmark Perceptive Document Filters, in […]

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Today, Talos is disclosing the discovery of two remote code execution vulnerabilities which have been identified in the Gdk-Pixbuf Toolkit. This toolkit used in multiple desktop applications including Chromium, Firefox, GNOME thumbnailer, VLC and others. Exploiting this vulnerability allows an attacker to gain full control over the victim’s machine. If an attacker builds a specially […]

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Overview Talos is disclosing a pair of code execution vulnerabilities in Lexmark Perceptive Document Filters. Perceptive Document Filters are a series of libraries that are used to parse massive amounts of different types of file formats for multiple purposes. Talos has previously discussed in detail these filters and how they operate. The software update to […]

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Vulnerabilities discovered by Aleksandar Nikolic and Tyler Bohan of Cisco Talos. Today, Talos is disclosing multiple vulnerabilities that have been identified in the Kakadu JPEG 2000 SDK. The vulnerabilities manifest in a way that could be exploited if a user opens a specifically crafted JPEG 2000 file. Talos has coordinated with Kakadu to ensure relevant […]

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Today, Talos is disclosing several vulnerabilities that have been identified by Portcullis in various software products. All four vulnerabilities have been responsibly disclosed to each respective developer in order ensure they are addressed. In order better protect our customers, Talos has also developed Snort rules that detect attempts to exploit these vulnerabilities. Vulnerability Details TALOS-2017-0313 […]

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Today, Talos is disclosing a vulnerability that has been identified in Iceni Infix PDF Editor that could lead to arbitrary code execution on affected hosts. This vulnerability manifests in a way that could be exploited if a user opens a specifically crafted PDF file that triggers this flaw. Talos has coordinated with Iceni to ensure […]

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Executive Summary The Foscam C1 is a webcam that is marketed for use in a variety of applications including home security monitoring. As an indoor webcam, it is designed to be set up inside of a building and features the ability to be accessed remotely via a web interface or from within a mobile application. […]

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Talos is disclosing the presence of two vulnerabilities in the Artifex MuPDF renderer. MuPDF is a lightweight PDF parsing and rendering library featuring high fidelity graphics, high speed, and compact code size which makes it a fairly popular PDF library for embedding in different projects, especially mobile and web applications. Both of these vulnerabilities, if […]

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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 small size and performance. WolfSSL is used in a wide range of products including […]