A newly discovered vulnerability in AMD chips allows malicious actors to perform remote code execution (RCE) and privilege escalation in virtual machines.
Cybersecurity researchers from the CISPA Helmholtz Center for Information Security in Germany detailed a vulnerability they named StackWarp, a hardware vulnerability in AMD CPUs that breaks the protections of confidential virtual machines, by manipulating how the processor tracks the stack, and letting a malicious insider or hypervisor change program flow or read sensitive data inside a protected VM.
Read more…
Source: Techradar News
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Apache Struts Warns Users of Two-Year-Old Vulnerability
November 6, 2018
Users must update their vulnerable libraries manually. The Apache Software Foundation warned in an advisory that the latest version of the Commons FileUpload library is susceptible to a two-year-old remote code execution flaw. Users of the vulnerable library must update their projects manually. The critical bug in Commons FileUpload library is a known vulnerability (CVE-2016-1000031) that enables ...
- New Intel CPU Flaw Exploits Hyper-Threading to Steal Encrypted Data
November 3, 2018
A team of security researchers has discovered another serious side-channel vulnerability in Intel CPUs that could allow an attacker to sniff out sensitive protected data, like passwords and cryptographic keys, from other processes running in the same CPU core with simultaneous multi-threading feature enabled. The vulnerability, codenamed PortSmash (CVE-2018-5407), has joined the list of other dangerous side-channel vulnerabilities ...
- Two Zero-Day Bugs Open Millions of Wireless Access Points to Attack
November 1, 2018
Two zero-day vulnerabilities in Bluetooth Low-Energy chips made by Texas Instruments (and used in millions of wireless access points) open corporate networks to crippling stealth attacks. Adversaries can exploit the bugs by simply being approximately 100 to 300 feet from the vulnerable devices. A compromised access point can then lead to an attacker taking control of ...
- Cisco zero-day exploited in the wild to crash and reload devices
November 1, 2018
The Cisco security team has revealed earlier the existence of a zero-day vulnerability affecting products that run Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) software. The vulnerability has been exploited in the wild, according to a security advisory the company published a few hours ago. No patches are available at the time of writing. Cisco says it ...
- IoT Flaw Allows Hijacking of Connected Construction Cranes
October 30, 2018
An attacker can send spoofed commands to the crane’s controller. A connected construction crane, from Telecrane, has a vulnerability that would allow cyberattackers to intercept its communications and take the equipment over. The internet of things (IoT) continues to add new types of objects to its footprint, as industries start leveraging connectivity to increase productivity, accuracy and ...
- New iPhone Passcode Bypass Found Hours After Apple Releases iOS 12.1
October 30, 2018
It’s only been a few hours since Apple releases iOS 12.1 and an iPhone enthusiast has managed to find a passcode bypass hack, once again, that could allow anyone to see all contacts’ private information on a locked iPhone. Jose Rodriguez, a Spanish security researcher, contacted The Hacker News and confirmed that he discovered an iPhone passcode bypass ...