Sharing research and discoveries at PWN2OWN

The annual PWN2OWN exploit contest at the CanSecWest conference in Vancouver, British Columbia, Canada, brings together some of the top security talent from across the globe in a friendly competition. For the participants, these events are a platform to demonstrate world-class skills and vie for...

Windows Security Feature Bypass Vulnerability

A security feature bypass vulnerability exists in Windows Scripting Host which could allow an attacker to bypass Device Guard. An attacker who successfully exploited this vulnerability could circumvent a User Mode Code Integrity UMCI policy on the machine. To exploit the vulnerability, an attacke...

Windows Security Feature Bypass Vulnerability

A security feature bypass vulnerability exists in Windows Scripting Host which could allow an attacker to bypass Device Guard. An attacker who successfully exploited this vulnerability could circumvent a User Mode Code Integrity UMCI policy on the machine. To exploit the vulnerability, an attacke...

KB4074588: Windows 10 Version 1709 and Windows Server Version 1709 February 2018 Security Update

The remote Windows host is missing security update 4074588. It is, therefore, affected by multiple vulnerabilities : - A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer. The vulnerability could corrupt memory in such a...

Microsoft Windows 10 - CiSetFileCache TOCTOU Security Feature Bypass

Microsoft Windows 10 - CiSetFileCache TOCTOU Security Feature Bypass Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1332 Windows: CiSetFileCache TOCTOU Security Feature Bypass Platform: Windows 10 10586/14393/10S not tested 8.1 Update 2 or Windows 7 Class: Security Feature Bypa...

Microsoft Windows 10 - CiSetFileCache TOCTOU Security Feature Bypass

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1332 Windows: CiSetFileCache TOCTOU Security Feature Bypass Platform: Windows 10 10586/14393/10S not tested 8.1 Update 2 or Windows 7 Class: Security Feature Bypass Summary: It’s possible to add a cached signing level to an unsigne...

Microsoft Windows 10 - CiSetFileCache TOCTOU Security Feature Bypass Vulnerability

Exploit for windows platform in category local exploits Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1332 Windows: CiSetFileCache TOCTOU Security Feature Bypass Platform: Windows 10 10586/14393/10S not tested 8.1 Update 2 or Windows 7 Class: Security Feature Bypass Summary:...

Introducing Windows Defender Application Control

Application control is a crucial line of defense for protecting enterprises given today’s threat landscape, and it has an inherent advantage over traditional antivirus solutions. Specifically, application control flips the model from one where all applications are assumed trustworthy by default t...

Device Guard Code Integrity Policy Security Feature Bypass Vulnerability

A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code into a Windows PowerShell session. An attacker who successfully exploited this vulnerability could inject code into a trusted PowerShell process to bypass the Device Guard Code...

Device Guard Code Integrity Policy Security Feature Bypass Vulnerability

A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code into a Windows PowerShell session. An attacker who successfully exploited this vulnerability could inject code into a trusted PowerShell process to bypass the Device Guard Code...

KLA11111 Multiple vulnerabilities in Microsoft Windows

Multiple vulnerabilities were found in Microsoft Windows. Malicious users can exploit these vulnerabilities to execute arbitrary code, obtain sensitive information, cause denial of service, gain privileges, bypass security restrictions. Below is a complete list of vulnerabilities: 1. A remote cod...

Microsoft Windows Device Guard Security Bypass Vulnerability (CNVD-2017-32620)

Microsoft Windows 10 and Windows Server 2016 are both products of the American company Microsoft. The former is a set of operating systems for personal computers and the latter is a set of server operating systems.Device Guard is one of the device protection components. A security feature bypass...

Device Guard Code Integrity Policy Security Feature Bypass Vulnerability

A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code into a Windows PowerShell session. An attacker who successfully exploited this vulnerability could inject code into a trusted PowerShell process to bypass the Device Guard Code...

KLA11099 Multiple vulnerabilities in Microsoft Windows

Multiple vulnerabilities were found in Microsoft Windows. Malicious users can exploit these vulnerabilities to execute arbitrary code, gain privileges, obtain sensitive information, bypass security restrictions, spoof user interface, cause denial of service. Below is a complete list of...

Microsoft Internet Explorer Security Bypass Vulnerability (CNVD-2017-20512)

Microsoft Windows 10 and Windows Server 2016 are both products of Microsoft Corporation USA. The former is an operating system for personal computers and the latter is a server operating system.Internet Explorer IE is a web browser that comes with the Windows operating system. A security bypass...

Microsoft Windows Multiple Vulnerabilities (KB4034660)

This host is missing a critical security update according to Microsoft KB4034660 SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Security feature bypass

Internet Explorer in Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to bypass Device Guard User Mode Code Integrity UMCI policies due to Internet Explorer failing to validate UMCI policies, aka "Internet Explorer Security Feature Bypass Vulnerability"...

CVE-2017-8625

Internet Explorer in Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to bypass Device Guard User Mode Code Integrity UMCI policies due to Internet Explorer failing to validate UMCI policies, aka "Internet Explorer Security Feature Bypass Vulnerability"...

PT-2017-18445 · Microsoft · Windows 10 +3

Name of the Vulnerable Software and Affected Versions: Internet Explorer versions in Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 Description: A security issue exists due to Internet Explorer failing to validate User Mode Code Integrity UMCI policies, allowing an attacker to bypass...

Microsoft Internet Explorer Security Feature Bypass (CVE-2017-8625)

A security feature bypass vulnerability exists in Microsoft Internet Explorer. The vulnerability is due to Internet Explorer fails to validate User Mode Code Integrity UMCI policies. A remote attacker can exploit this issue by enticing a user to open a specially crafted web-page with an affected...