VMSA-2022-0020:VMware ESXi addresses Return-Stack-Buffer-UnderfLOW and Branch Type Confusion vulnerabilities

Advisory ID: VMSA-2022-0020.2 CVSSv3 Range: 5.6 Issue Date:2022-07-12 Updated On: 2022-10-25 CVEs: CVE-2022-29901, CVE-2022-28693, CVE-2022-23816, CVE-2022-23825, CVE-2022-26373 Synopsis: VMware ESXi addresses Return-Stack-Buffer-Underflow and Branch Type Confusion vulnerabilities RSS Feed Downlo...

VMSA-2022-0016:VMware ESXi addresses DirectPath I/O (PCI-Passthrough) Information Leak vulnerabilities

Advisory ID: VMSA-2022-0016 CVSSv3 Range: 3.8 Issue Date:2022-06-14 Updated On: 2022-06-14 Initial Advisory CVEs: CVE-2022-21123, CVE-2022-21125, CVE-2022-21166 Synopsis: VMware ESXi addresses DirectPath I/O PCI-Passthrough Information Leak vulnerabilities CVE-2022-21123, CVE-2022-21125,...

Security Bulletin: Multiple Vulnerabilities in VMware ESXi affect IBM Cloud Pak System (CVE-2021-21994, CVE-2021-21995)

Summary Vulnerabilties in VMware ESXi affect IBM Cloud Pak System. IBM Cloud Pak System has addressed these vulnerabilities. Vulnerability Details CVEID:CVE-2021-21994 DESCRIPTION: VMware ESXI could allow a remote attacker to bypass security restrictions, caused by improper authentication in SFCB...

The vulnerability of VMware Cloud Foundation’s virtualization platform and VMware ESXi hypervisor, related to synchronization errors when using shared resources, allows attackers to escalate their privileges.

The vulnerability of the VMware Cloud Foundation virtualization platform and the VMware ESXi hypervisor is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow attackers to increase 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...

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...

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-2021-22042

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-2021-22042

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-2021-22040

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-2021-22041

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-2021-22043

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...

Code injection

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...

VMware ESXi 竞争条件问题漏洞

Vmware VMware ESXi is a server virtualization platform from Vmware that can be installed directly on physical servers. A Competing Conditions Issue vulnerability exists in VMware ESXi, which stems from a double fetch vulnerability in the product's UHCI USB controller. A remote user with...

Trellix Global Defenders: BlackCat Ransomware as a Service - The Cat is certainly out of the bag!

Trellix Global Defenders: BlackCat Ransomware as a Service - The Cat is certainly out of the bag! By Trellix · February 8, 2022 Research Contributions and Analysis: Filippo Sitzia This story was written by Arnab Roy Threat Summary Blackcat also known as ALPHV/Noberus is a Ransomware as a Service...

Trellix Global Defenders: BlackCat Ransomware as a Service - The Cat is certainly out of the bag!

Trellix Global Defenders: BlackCat Ransomware as a Service - The Cat is certainly out of the bag! By Trellix · February 8, 2022 Research Contributions and Analysis: Filippo Sitzia This story was written by Arnab Roy Threat Summary Blackcat also known as ALPHV/Noberus is a Ransomware as a Service...