operating system

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Critical Flaws in VxWorks affect 200 Million Connected Things

Serious and exploitable security flaws in VxWorks, a commonly used operating system for embedded devices, span 13 years and could leave hundreds of millions* of connected devices vulnerable to remote cyber attacks and hacks. The security firm Armis on Monday published a warning about 11 critical, zero day vulnerabilities in the VxWorks operating system, which is owned and managed by the firm Wind River. The vulnerabilities expose more than 200 million devices and could allow attackers to remotely take control of everything from networked printers and security appliances to industrial and medical devices, according to Ben Seri, the Vice President of Research at Armis. Move over, EternalBlue! At least a couple of the flaws were described as “more serious” than EternalBlue, the Microsoft Windows flaw that powered both the WannaCry and NotPetya malware outbreaks. SCADA and industrial control system devices, healthcare devices like patient monitors and MRI machines, as well […]

Five Essential Reads to Understand the Meltdown and Spectre Processor Flaws

There has been plenty of (digital) ink spilled in recent days about widespread processor flaws known as “Meltdown” and “Spectre.” We round up five articles that will help you understand these security vulnerabilities, how they were discovered and their likely impact. 

Google details CPU flaws, claims AMD, ARM and Intel all affected

Google has come forward to claim responsibility for discovering a pair of serious security holes in Intel processors that run almost 9 in 10 computers in the world. And worse: the company has echoed a statement by Intel yesterday that the flaws are not specific to that company’s chips. Contrary to published reports, a blog post on the Google Security Blog by Matt Linton, a Senior Security Engineer at Google and Pat Parseghian, a Technical Program Manager said that flaws dubbed “Specter” (PDF) and “Meltdown” (PDF) are not limited to chips by Intel, but exist in central processing unit (CPU) chips by a wide range of vendors including Intel, AMD and ARM. Google discovered the flaws The flaws were discovered by Jann Horn, a researcher for Google’s Project Zero security team, discovered the flaw and showed how malicious actors could game a common CPU feature known as “speculative execution” to […]

Security Pro tilts at Smart Drill, finds It doesn’t suck

In-brief: Is there cause for hope? A new analysis of a connected power drill  by a researcher at DUO Security finds that it’s actually pretty secure. But challenges remain for connected device makers.

Samsung’s Tizen Operating System: a Hacker’s Dream | Motherboard

In-brief: Motherboard reports on an audit of Samsung’s Tizen mobile and IoT operating system that suggests it contains numerous, serious security holes.