Partially Unpatched VMware Bug Opens Door to Hypervisor Takeover

A security vulnerability in VMware’s Cloud Foundation, ESXi, Fusion and Workstation platforms could pave the way for hypervisor takeover in virtual environments – and a patch is still pending for some users. The issue affects a wide swath of the virtualization specialist’s portfolio and affects...

VMware Patches Important Bug Affecting ESXi, Workstation and Fusion Products

VMWare has shipped updates to Workstation, Fusion, and ESXi products to address an "important" security vulnerability that could be weaponized by a threat actor to take control of affected systems. The issue relates to a heap-overflow vulnerability — tracked as CVE-2021-22045 CVSS score: 7.7 —...

High severity vulnerability in VMware Workstation, Fusion, and ESXi

THREAT LEVEL: Amber. For a detailed advisory, download the pdf file here. A heap buffer overflow vulnerability has been discovered in multiple products of VMware. This bug has been tracked as CVE-2021-22045, if exploited would result in the execution of arbitrary code by the attacker. Heap...

VMware ESXi Buffer Overflow Vulnerability

Vmware VMware ESXi is a server virtualization platform from Vmware that can be installed directly on physical servers. A buffer overflow vulnerability exists in several Vmware products, which stems from a failure of the product's CD-ROM device emulation feature to properly determine memory...

VMware Releases Security Updates

VMware has released a security advisory to address a vulnerability in Workstation, Fusion, and ESXi. An attacker could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review VMware Security Advisory VMSA-2022-0001 and apply the necessa...

CVE-2021-22045

VMware ESXi 7.0, 6.7 before ESXi670-202111101-SG and 6.5 before ESXi650-202110101-SG, VMware Workstation 16.2.0 and VMware Fusion 12.2.0 contains a heap-overflow vulnerability in CD-ROM device emulation. A malicious actor with access to a virtual machine with CD-ROM device emulation may be able t...

Heap overflow

VMware ESXi 7.0, 6.7 before ESXi670-202111101-SG and 6.5 before ESXi650-202110101-SG, VMware Workstation 16.2.0 and VMware Fusion 12.2.0 contains a heap-overflow vulnerability in CD-ROM device emulation. A malicious actor with access to a virtual machine with CD-ROM device emulation may be able t...

CVE-2021-22045

The CVE-2021-22045 vulnerability is a heap overflow in CD-ROM device emulation affecting multiple VMware products: ESXi (versions 6.5, 6.7, 7.0), Workstation (16.x up to 16.2.0), and Fusion (12.x up to 12.2.0). The underlying issue is a heap overflow in the CD-ROM device emulation, which could en...

VMware ESXi缓冲区错误漏洞

Vmware VMware ESXi is a server virtualization platform from Vmware that can be installed directly on physical servers. A buffer overflow vulnerability exists in several Vmware products, which stems from a failure of the product's CD-ROM device emulation feature to properly determine memory...

VMware Workstation, Fusion and ESXi updates address a heap-overflow vulnerability (CVE-2021-22045)

1. Impacted Products VMware ESXi VMware Workstation Pro / Player Workstation VMware Fusion VMware Cloud Foundation 2. Introduction A heap-overflow vulnerability in VMware Workstation, Fusion and ESXi was privately reported to VMware. Updates are available to remediate this vulnerability in...

VMware ESXi Remote Code Execution (CVE-2020-3992)

A remote code execution vulnerability exists in VMware ESXi. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system...

BlackMatter Ransomware Reportedly Shutting Down; Latest Analysis Released

An analysis of new samples of BlackMatter ransomware for Windows and Linux has revealed the extent to which the operators have continually added new features and encryption capabilities in successive iterations over a three-month period. No fewer than 10 Windows and two Linux versions of the...

VMware ESXi OpenSLP Use-After-Free Vulnerability

VMware ESXi OpenSLP contains a use-after-free vulnerability that allows an attacker residing in the management network with access to port 427 to perform remote code execution...

VMware ESXi and Horizon DaaS OpenSLP Heap-Based Buffer Overflow Vulnerability

VMware ESXi and Horizon Desktop as a Service DaaS OpenSLP contains a heap-based buffer overflow vulnerability that allows an attacker with network access to port 427 to overwrite the heap of the OpenSLP service to perform remote code execution...

BlackMatter Ransomware

Summary Actions You Can Take Now to Protect Against BlackMatter Ransomware • Implement and enforce backup and restoration policies and procedures. • Usestrong, unique passwords. • Usemulti-factor authentication. • Implement network segmentation and traversal monitoring. Note: this advisory uses t...

VMware vCenter Managed ESXi Installed VIBs

Binary data vmwarevcenterinstalledvibs.nbin...

VMware ESXi Servers Encrypted by Lightning-Fast Python Script

Researchers have discovered a new Python ransomware from an unnamed gang that’s striking ESXi servers and virtual machines VMs with what they called “sniper-like” speed. Sophos said on Tuesday that the ransomware is being used to compromise and encrypt VMs hosted on an ESXi hypervisor in operatio...

CVE-2020-3960

VMware ESXi 6.7 before ESXi670-202006401-SG and 6.5 before ESXi650-202005401-SG, Workstation 15.x before 15.5.5, and Fusion 11.x before 11.5.5 contain an out-of-bounds read vulnerability in NVMe functionality. A malicious actor with local non-administrative access to a virtual machine with a...

CVE-2020-3960

VMware ESXi 6.7 before ESXi670-202006401-SG and 6.5 before ESXi650-202005401-SG, Workstation 15.x before 15.5.5, and Fusion 11.x before 11.5.5 contain an out-of-bounds read vulnerability in NVMe functionality. A malicious actor with local non-administrative access to a virtual machine with a...

Out-of-bounds

VMware ESXi 6.7 before ESXi670-202006401-SG and 6.5 before ESXi650-202005401-SG, Workstation 15.x before 15.5.5, and Fusion 11.x before 11.5.5 contain an out-of-bounds read vulnerability in NVMe functionality. A malicious actor with local non-administrative access to a virtual machine with a...