Building a lab with Server 2019 Server Core and PowerShell …then attacking it!

A lot of people want to get into red teaming but dont know how. Our Andy Gill / @ZephrFish has written about that. One of the most important skills a red teamer needs to have is a plan to fail mentality. By planning to fail you can plan for all eventualities. This is a very common military tactic...

Huawei FusionCompute License Issue Vulnerability

Huawei FusionCompute is a computer virtualization engine from Huawei China. The product provides Virtual Resource Manager VRM and Compute Node Agent CNA, among others. An authorization issue vulnerability exists in Huawei FusionCompute version 8.0.0, which stems from a module not properly...

Important: Red Hat Security Advisory: Container-native Virtualization security, bug fix, and enhancement update

Red Hat OpenShift Virtualization release 2.4.0 is now available with updates to packages and images that fix several bugs and add enhancements. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which giv...

Moderate: Red Hat Bug Fix Advisory: Advanced Virtualization bug fix and enhancement update

The updated Advanced Virtualization module is now available for Red Hat Enterprise Linux 8.2.1 Advanced Virtualization. The Advanced Virtualization module provides the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. This update fixes a...

Thinking of a Cybersecurity Career? Read This

Thousands of people graduate from colleges and universities each year with cybersecurity or computer science degrees only to find employers are less than thrilled about their hands-on, foundational skills. Heres a look at a recent survey that identified some of the bigger skills gaps, and some...

: Parallels RAS OS Command Execution

1. Advisory Information Title : Parallels RAS OS Command Execution Advisory ID : CORE-2020-0011 Advisory URL:https://www.coresecurity.com/core-labs/advisories/parallels-ras-os-command-execution Date published : 2020-07-23 Date of last update : 2020-07-21 Vendors contacted : Parallels Release mode...

Important: Red Hat Security Advisory: virt:rhel security update

An update for the virt:rhel module is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

kernel: kvm: Information leak within a KVM guest

A flaw was found in the way Linux kernel's KVM hypervisor handled deferred TLB flush requests from guest. A race condition may occur between the guest issuing a deferred TLB flush request to KVM, and then KVM handling and acknowledging it. This may result in invalid address translations from TLB...

kernel: kvm: Information leak within a KVM guest

A flaw was found in the way Linux kernel's KVM hypervisor handled deferred TLB flush requests from guest. A race condition may occur between the guest issuing a deferred TLB flush request to KVM, and then KVM handling and acknowledging it. This may result in invalid address translations from TLB...

Xen Linux kernel privilege control vulnerability

Linux kernel is the kernel used by Linux, an open source operating system released by the Linux Foundation in the U.S. Xen is an open source virtual machine monitor product from the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same...

CVE-2020-6100

An exploitable memory corruption vulnerability exists in AMD atidxx64.dll 26.20.15019.19000 graphics driver. A specially crafted pixel shader can cause memory corruption vulnerability. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability...

Memory corruption

An exploitable memory corruption vulnerability exists in AMD atidxx64.dll 26.20.15019.19000 graphics driver. A specially crafted pixel shader can cause memory corruption vulnerability. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability...

CVE-2020-6100

The CVE-2020-6100 entry describes an exploitable memory corruption in AMD atidxx64.dll (26.20.15019.19000) graphics driver triggered by a malformed pixel shader. The vulnerability can enable guest-to-host escape via RemoteFX in Hyper-V environments and has been demonstrated in contexts including ...

CVE-2020-6100

An exploitable memory corruption vulnerability exists in AMD atidxx64.dll 26.20.15019.19000 graphics driver. A specially crafted pixel shader can cause memory corruption vulnerability. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability...

DEBIAN-CVE-2020-15852

An issue was discovered in the Linux kernel 5.5 through 5.7.9, as used in Xen through 4.13.x for x86 PV guests. An attacker may be granted the I/O port permissions of an unrelated task. This occurs because tssinvalidateiobitmap mishandling causes a loss of synchronization between the I/O bitmaps ...

openSUSE Security Update : Virtualbox (openSUSE-2020-925)

Virtualbox was updated to 6.0.22 released May 15 2020 by Oracle This is a maintenance release. The following items were fixed and/or added : Guest Additions: Build problems fix with Oracle Linux 8.2 Red Hat compatible kernel / Red Hat Enterprise Linux 8.2 / CentOS 8.2 bug 19391 Guest...

Microsoft Windows Hyper-V RemoteFX vGPU Input Validation Error Vulnerability

Microsoft Windows and Microsoft Windows Server are both products of Microsoft Corporation, U.S.A. Microsoft Windows is a set of operating systems for personal devices.Microsoft Windows Server is a set of server operating systems. Hyper-V RemoteFX vGPU is one of the GPU virtualization and remote...

Oracle VirtualBox virtio-net Uninitialized Memory Information Disclosure Vulnerability

This vulnerability allows local attackers to disclose sensitive information on affected installations of Oracle VirtualBox. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within...

The vulnerability of VMware ESXi, VMware Fusion, and VMware Workstations relates to the occurrence of operations outside the buffer boundaries in memory, which allows an attacker to trigger a system failure.

The vulnerability of VMware ESXi, VMware Fusion, and VMware Workstations lies in the fact that operations are executed outside of the buffer in memory. Exploiting this vulnerability can allow an attacker to cause a service failure...

Unspecified Vulnerability in Oracle VM VirtualBox (CNVD-2020-40788)

Oracle Virtualization is a set of virtualization solutions from Oracle Corporation. The product is used to unify the management of the entire hardware and software system from applications to disks, enabling virtualization from the desktop to the data center.VM VirtualBox is one of the virtual...