PT-2021-2638 · Microsoft · Windows Hyper-V +1

Name of the Vulnerable Software and Affected Versions: Windows Hyper-V affected versions not specified Description: The issue is related to insecure privilege management in the Hyper-V component of the Windows operating system. Exploitation of this issue may allow a remote attacker to execute...

Microsoft Windows Hyper-V和Windows 权限许可和访问控制问题漏洞

Microsoft Windows and Microsoft Windows Server are both products of Microsoft Corporation.Microsoft Windows is an operating system for personal devices.Microsoft Windows Server is a server operating system. An elevation of privilege vulnerability exists in Hyper-V in Microsoft Windows and Windows...

Microsoft Windows Hyper-V和Windows 输入验证错误漏洞

Microsoft Windows and Microsoft Windows Server are both products of Microsoft Corporation.Microsoft Windows is an operating system for personal devices.Microsoft Windows Server is a server operating system. A denial of service vulnerability exists in Hyper-V in Microsoft Windows and Windows Serve...

Microsoft Hyper-V 信息泄露漏洞

Microsoft Windows and Microsoft Windows Server are both products of the U.S. company Microsoft Windows is an operating system for personal devices and Microsoft Windows Server is a server operating system. Microsoft Windows and Hyper-V in Windows Server have an information disclosure vulnerabilit...

Microsoft Hyper-V 安全特征问题漏洞

Microsoft Hyper-V is an application from Microsoft Corporation USA. A system hypervisor virtualization technology that enables desktop virtualization. Microsoft Hyper-V is vulnerable to a security feature issue. The following products and editions are affected:Windows 10 Version 1803 for x64-base...

KB5001382: Windows 8.1 and Windows Server 2012 R2 Security Update (Apr 2021)

The remote Windows host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Win32k Elevation of Privilege Vulnerability CVE-2021-27072 - Microsoft Internet Messaging API Remote Code Execution Vulnerability CVE-2021-27089 - RPC Endpoint Mapper Service Elevation o...

CVE-2021-30178

A flaw was found in the Linux kernel. A NULL pointer dereference occurs for certain accesses to the SynIC Hyper-V context. The highest threat from this vulnerability is to system availability...

CVE-2021-30178

An issue was discovered in the Linux kernel through 5.11.11. synicget in arch/x86/kvm/hyperv.c has a NULL pointer dereference for certain accesses to the SynIC Hyper-V context, aka CID-919f4ebc5987...

UBUNTU-CVE-2021-30178

An issue was discovered in the Linux kernel through 5.11.11. synicget in arch/x86/kvm/hyperv.c has a NULL pointer dereference for certain accesses to the SynIC Hyper-V context, aka CID-919f4ebc5987...

CVE-2021-30178

The CVE-2021-30178 issue is a Linux kernel vulnerability affecting arch/x86/kvm/hyperv.c: synic_get can dereference a NULL pointer under certain accesses to the SynIC Hyper-V context, potentially enabling information leakage via KVM_GET_DEBUGREGS on 32-bit systems. Concrete fix is referenced in c...

CVE-2021-30178

An issue was discovered in the Linux kernel through 5.11.11. synicget in arch/x86/kvm/hyperv.c has a NULL pointer dereference for certain accesses to the SynIC Hyper-V context, aka CID-919f4ebc5987...

CVE-2021-30178

An issue was discovered in the Linux kernel through 5.11.11. synicget in arch/x86/kvm/hyperv.c has a NULL pointer dereference for certain accesses to the SynIC Hyper-V context, aka CID-919f4ebc5987...

Who Contains the Containers?

Posted by James Forshaw, Project Zero This is a short blog post about a research project I conducted on Windows Server Containers that resulted in four privilege escalations which Microsoft fixed in March 2021. In the post, I describe what led to this research, my research process, and insights...

The vulnerability of the Hyper-V component of the Windows operating system, allowing a hacker to execute arbitrary code

The vulnerability of the Hyper-V component of the Windows operating system is related to insecure management of privileges. Exploiting this vulnerability could allow an attacker to execute arbitrary code...

CVE-2021-26867

Windows Hyper-V Remote Code Execution Vulnerability...

CVE-2021-26867

Windows Hyper-V Remote Code Execution Vulnerability...

Remote code execution

Windows Hyper-V Remote Code Execution Vulnerability...

CVE-2021-26867

Windows Hyper-V Remote Code Execution Vulnerability...

CVE-2021-26867 Windows Hyper-V Remote Code Execution Vulnerability

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CVE-2021-26867

CVE-2021-26867 is a Windows Hyper-V remote code execution vulnerability. Public sources indicate the issue affects Hyper-V components under Windows Server/Windows client environments and is described with high/critical impact. The NCSC dossier explicitly notes that exploitation is possible for Hy...