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:
- Critical MQTT-Related Bugs Open Industrial Networks to RCE Via Moxa
February 11, 2022
Critical security vulnerabilities in Moxa’s MXview web-based network management system open the door to an unauthenticated remote code execution (RCE) as SYSTEM on any unpatched MXview server, researchers warned this week. The five bugs, affecting versions 3.x to 3.2.2, score a collective 10 out of 10 on the CVSS vulnerability-severity scale, according to Claroty’s Team82 research ...
- Google says nearly $9 million given out in 2021 vulnerability rewards
February 11, 2022
Google announced this week that its Vulnerability Reward Programs doled out $8,700,000 for vulnerability rewards in 2021. Researchers donated $300,000 of their rewards to a charity of their choice, according to a blog from Sarah Jacobus of Google’s Vulnerability Rewards Team. For Android vulnerabilities, payouts doubled compared to 2020, with almost $3 million being rewarded to researchers ...
- Apple patches new zero-day exploited to hack iPhones, iPads, Macs
February 11, 2022
Apple has released security updates to fix a new zero-day vulnerability exploited in the wild by attackers to hack iPhones, iPads, and Macs. The zero-day patched today is tracked as CVE-2022-22620 and is a WebKit Use After Free issue that could lead to OS crashes and code execution on compromised devices. Successful exploitation of this ...
- Microsoft manages a mere 51 security fixes for February update bundle
February 9, 2022
Microsoft for its February Patch Tuesday gave Windows admins just 51 fixes to apply, the smallest number of patches since the meager ration of 44 in August 2021. February tends to be a slow month for repairs because bugs left untended over the winter holidays often get dealt with in January, leaving not all that much ...
- Critical Vulnerabilities Affecting SAP Applications Employing Internet Communication Manager (ICM)
February 8, 2022
On February 8, 2022, SAP released security updates to address vulnerabilities affecting multiple products, including critical vulnerabilities affecting SAP applications using SAP Internet Communication Manager (ICM). SAP applications help organizations manage critical business processes—such as enterprise resource planning, product lifecycle management, customer relationship management, and supply chain management. Impacted organizations could experience: theft of sensitive data, financial ...
- Open-source Kubernetes tool Argo CD has a high-severity path traversal flaw: Patch now
February 4, 2022
A zero-day vulnerability in open-source Kubernetes development tool Argo lets malicious people steal passwords from git-crypt and other sensitive information by simply uploading a crafted Helm chart. Charts are the actual packaging format of ubiquitous tool-for-managing-Kubernetes applications Helm. The vuln, tracked as CVE-2022-24438, exists in Argo CD, a widely used open-source continuous delivery tool for Kubernetes. Patched ...