The vulnerability of the VMX service on the VMware Cloud Foundation virtualization platform and the VMware ESXi hypervisor allows a perpetrator to escalate their privileges.

The vulnerability of the VMX service on the VMware Cloud Foundation and the VMware ESXi hypervisor platform is related to lack of access control mechanisms. Exploiting this vulnerability can allow attackers to enhance their privileges...

The vulnerability of the UHCI controller on the VMware Cloud Foundation virtualization platform and the VMware ESXi hypervisor allows a attacker to execute arbitrary code.

The vulnerability of the UHCI platform of the VMware Cloud Foundation and the VMware ESXi hypervisor lies in synchronization errors when using a shared resource. Exploiting this vulnerability allows a malicious actor to execute arbitrary code remotely...

ESXi 5.5 < Build 5230635 Multiple Vulnerabilities (VMSA-2017-0006) (remote check) (PCI-DSS check)

The version of the remote VMware ESXi 5.5 host is prior to build 5230635. It is, therefore, affected by multiple vulnerabilities: - VMware ESXi 5.5 without patch ESXi550-201703401-SG has a Heap Buffer Overflow in SVGA. This issue may allow a guest to execute code on the host. CVE-2017-4902 - VMwa...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

AvosLocker Ransomware Behavior Examined on Windows & Linux

AvosLocker is a ransomware group that was identified in 2021, specifically targeting Windows machines. Now a new variant of AvosLocker malware is also targeting Linux environments. In this blog, we examine the behavior of these two AvosLocker Ransomware in detail. AvosLocker is a relatively new...

Red Team lab automation

It’s not uncommon for red teamers to regularly tear down and rebuild their test labs, I know I do on a sometimes daily basis. It keeps things fresh and manageable, and now, using Infrastructure as Code IaC, we can create a consistent environment to test tools and techniques in. If we break...

ESXi 6.5 / 6.7 / 7.0 Multiple Vulnerabilities (VMSA-2022-0004)

The remote VMware ESXi host is version 6.5, 6.7 or 7.0 and is affected by multiple vulnerabilities, including the following: - VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB controller. A malicious actor with local administrative privileges on a virtua...

CVE-2021-22050

ESXi contains a slow HTTP POST denial-of-service vulnerability in rhttpproxy. A malicious actor with network access to ESXi may exploit this issue to create a denial-of-service condition by overwhelming rhttpproxy service with multiple requests...

CVE-2021-22043

VMware ESXi contains a TOCTOU Time-of-check Time-of-use vulnerability that exists in the way temporary files are handled. A malicious actor with access to settingsd, may exploit this issue to escalate their privileges by writing arbitrary files...

CVE-2021-22042

VMware ESXi contains an unauthorized access vulnerability due to VMX having access to settingsd authorization tickets. A malicious actor with privileges within the VMX process only, may be able to access settingsd service running as a high privileged user...

CVE-2021-22050

ESXi contains a slow HTTP POST denial-of-service vulnerability in rhttpproxy. A malicious actor with network access to ESXi may exploit this issue to create a denial-of-service condition by overwhelming rhttpproxy service with multiple requests...

CVE-2021-22040

VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB controller. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host...

CVE-2021-22043

VMware ESXi contains a TOCTOU Time-of-check Time-of-use vulnerability that exists in the way temporary files are handled. A malicious actor with access to settingsd, may exploit this issue to escalate their privileges by writing arbitrary files...

CVE-2021-22050

ESXi contains a slow HTTP POST denial-of-service vulnerability in rhttpproxy. A malicious actor with network access to ESXi may exploit this issue to create a denial-of-service condition by overwhelming rhttpproxy service with multiple requests...

CVE-2021-22042

VMware ESXi contains an unauthorized access vulnerability due to VMX having access to settingsd authorization tickets. A malicious actor with privileges within the VMX process only, may be able to access settingsd service running as a high privileged user...

CVE-2021-22041

VMware ESXi, Workstation, and Fusion contain a double-fetch vulnerability in the UHCI USB controller. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host...

CVE-2021-22042

VMware ESXi contains an unauthorized access vulnerability due to VMX having access to settingsd authorization tickets. A malicious actor with privileges within the VMX process only, may be able to access settingsd service running as a high privileged user...

CVE-2021-22041

VMware ESXi, Workstation, and Fusion contain a double-fetch vulnerability in the UHCI USB controller. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host...

Double free

VMware ESXi, Workstation, and Fusion contain a double-fetch vulnerability in the UHCI USB controller. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host...

Design/Logic Flaw

ESXi contains a slow HTTP POST denial-of-service vulnerability in rhttpproxy. A malicious actor with network access to ESXi may exploit this issue to create a denial-of-service condition by overwhelming rhttpproxy service with multiple requests...