VMware issued urgent new mitigation measures and guidance on Sept. 29 for customers of its vSphere virtualization technology after Mandiant reported detecting a China-based threat actor using a ...

Hypervisor maker VMware has warned that attackers are using previously disclosed vulnerabilities in its ESXi hypervisor and components to deploy ransomware. The company believes the vulnerabilities ...

A new strain of Python-based malware has been used in a "sniper" campaign to achieve encryption on a corporate system in less than three hours. The attack, one of the fastest recorded by Sophos ...

Multiple ransomware groups have been weaponizing an authentication bypass bug in VMware ESXi hypervisors to quickly deploy malware across virtualized environments. VMware assigned the bug ...

The little snippet of Python code strikes fast and nasty, taking less than three hours to complete a ransomware attack from initial breach to encryption. Researchers have discovered a new Python ...

Vali Cyber, Inc. 1, a next-generation provider of Linux cybersecurity solutions, announces that its autonomous zero-trust security platform, ZeroLock™ has been expanded to protect ESXi hypervisors, ...

A possibly new threat actor packaged and deployed backdoors as vSphere Installation Bundles, gaining remote code execution and persistence capabilities. Researchers have identified a new malware ...

Hackers found they could gain admin privileges for VMware ESXi virtual machines by creating a group in Active Directory called "ESX Admins." (Image: Shutterstock) Ransomware hackers discovered a way ...

The ESXiArgs ransomware attack that started infecting servers of VMware ESXi hypervisors from February 2, 2023, is the latest of a long list of malicious campaigns exploiting ESXi vulnerabilities.

ESXi hypervisors are a ‘favored target for threat actors’ because many security products have limited visibility and protection for them, researchers said. Security researchers at Microsoft have ...