Announcing Changes to Microsoft’s Mitigation Bypass Bounty

Today we’re announcing a change to the Mitigation Bypass Bounty that removes Control Flow Guard CFG from the set of in-scope mitigations. In this blog, we’ll provide additional background and explain why we’re making this change. Mitigation Bypass Bounty Background Microsoft started the Mitigatio...

Announcing Changes to Microsoft’s Mitigation Bypass Bounty

Today we’re announcing a change to the Mitigation Bypass Bounty that removes Control Flow Guard CFG from the set of in-scope mitigations. In this blog, we’ll provide additional background and explain why we’re making this change. Mitigation Bypass Bounty Background Mitigation Bypass Bounty...

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...

CVE-2018-0818

Microsoft ChakraCore allows an attacker to bypass Control Flow Guard CFG in conjunction with another vulnerability to run arbitrary code on a target system, due to how the Chakra scripting engine handles accessing memory, aka "Scripting Engine Security Feature Bypass"...

Security feature bypass

Microsoft ChakraCore allows an attacker to bypass Control Flow Guard CFG in conjunction with another vulnerability to run arbitrary code on a target system, due to how the Chakra scripting engine handles accessing memory, aka "Scripting Engine Security Feature Bypass"...

CVE-2018-0818

CVE-2018-0818 is a security feature bypass in Microsoft ChakraCore that enables bypass of Control Flow Guard (CFG) by exploiting how the Chakra scripting engine handles memory. Affected software includes ChakraCore, Microsoft Edge and Internet Explorer, with the CFG bypass potentially enabling co...

CVE-2018-0818

Microsoft ChakraCore allows an attacker to bypass Control Flow Guard CFG in conjunction with another vulnerability to run arbitrary code on a target system, due to how the Chakra scripting engine handles accessing memory, aka "Scripting Engine Security Feature Bypass"...

Scripting Engine Security Feature Bypass Vulnerability

A security feature bypass vulnerability exists in the Microsoft Chakra scripting engine that allows Control Flow Guard CFG to be bypassed. By itself, the CFG bypass vulnerability does not allow arbitrary code execution. However, an attacker could use the CFG bypass vulnerability in conjunction wi...

Microsoft Windows Edge ChakraCore Security Bypass Vulnerability

Microsoft Windows 10 and Windows Server Version 1709 are products of Microsoft Corporation.Microsoft Windows 10 is a cross-platform operating system for PCs and laptops, tablets, and cell phones.Windows Server Version 1709 is a server operating system.Edge is one of the default browsers that come...

CVE-2017-11874

Microsoft Edge in Microsoft Windows 10 1703, 1709, Windows Server, version 1709, and ChakraCore allows an attacker to bypass Control Flow Guard CFG to run arbitrary code on a target system, due to how Microsoft Edge handles accessing memory in code compiled by the Edge Just-In-Time JIT compiler,...

CVE-2017-11874

Microsoft Edge in Microsoft Windows 10 1703, 1709, Windows Server, version 1709, and ChakraCore allows an attacker to bypass Control Flow Guard CFG to run arbitrary code on a target system, due to how Microsoft Edge handles accessing memory in code compiled by the Edge Just-In-Time JIT compiler,...

Security feature bypass

Microsoft Edge in Microsoft Windows 10 1703, 1709, Windows Server, version 1709, and ChakraCore allows an attacker to bypass Control Flow Guard CFG to run arbitrary code on a target system, due to how Microsoft Edge handles accessing memory in code compiled by the Edge Just-In-Time JIT compiler,...

CVE-2017-11874

Microsoft Edge in Microsoft Windows 10 1703, 1709, Windows Server, version 1709, and ChakraCore allows an attacker to bypass Control Flow Guard CFG to run arbitrary code on a target system, due to how Microsoft Edge handles accessing memory in code compiled by the Edge Just-In-Time JIT compiler,...

CVE-2017-11874

Microsoft Edge in Windows 10 (1703, 1709), Windows Server (1709) and ChakraCore is affected by a CFG bypass that allows arbitrary code execution due to how memory is accessed by code produced by the Edge JIT compiler. The vulnerability impacts Edge/CSP handling and CFG enforcement; CVE-2017-11874...

Microsoft Edge Security Feature Bypass Vulnerability

A security feature bypass vulnerability exists in Microsoft Edge as a result of how memory is accessed in code compiled by the Edge Just-In-Time JIT compiler that allows Control Flow Guard CFG to be bypassed. By itself, this CFG bypass vulnerability does not allow arbitrary code execution. Howeve...

CVE-2017-8716

Windows Control Flow Guard in Microsoft Windows 10 Version 1703 allows an attacker to run a specially crafted application to bypass Control Flow Guard, due to the way that Control Flow Guard handles objects in memory, aka "Windows Security Feature Bypass Vulnerability"...

CVE-2017-8716

Windows Control Flow Guard in Microsoft Windows 10 Version 1703 allows an attacker to run a specially crafted application to bypass Control Flow Guard, due to the way that Control Flow Guard handles objects in memory, aka "Windows Security Feature Bypass Vulnerability"...

Security feature bypass

Windows Control Flow Guard in Microsoft Windows 10 Version 1703 allows an attacker to run a specially crafted application to bypass Control Flow Guard, due to the way that Control Flow Guard handles objects in memory, aka "Windows Security Feature Bypass Vulnerability"...

CVE-2017-8716

Windows Control Flow Guard in Microsoft Windows 10 Version 1703 allows an attacker to run a specially crafted application to bypass Control Flow Guard, due to the way that Control Flow Guard handles objects in memory, aka "Windows Security Feature Bypass Vulnerability"...

CVE-2017-8716

CVE-2017-8716 is a security feature bypass affecting Windows 10 Version 1703 (Creators Update). The vulnerability arises from how Windows Control Flow Guard (CFG) handles memory-resident objects, allowing a specially crafted application to bypass CFG and execute code under the context of the curr...