Microsoft Internet Explorer/Edge Scripting Engine Memory Corruption Vulnerability (CNVD-2017-34715)

Internet Explorer is a web browser from Microsoft.Microsoft Edge is the web browser built into Windows 10 versions. Microsoft Edge/Microsoft Internet Explorer suffers from a memory corruption-wide vulnerability in the scripting engine implementation due to incorrect memory manipulation. An...

Microsoft Edge Chakra: JIT - 'Lowerer::LowerBoundCheck' Incorrect Integer Overflow Check

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1343 Here's a snippet of the method. void Lowerer::LowerBoundCheckIR::Instr const instr ... ifrightOpnd-IsIntConstOpnd IntConstType newOffset; if!IntConstMath::Addoffset, rightOpnd-AsIntConstOpnd-GetValue, &newOffset --- a offset...

Microsoft Edge Scripting Engine Remote Memory Corruption Vulnerability (CNVD-2017-36631)

Microsoft Edge is a popular browser. A remote memory corruption vulnerability exists in the Microsoft Edge scripting engine, which allows remote attackers to exploit the vulnerability to build malicious WEB pages that can be parsed by the user with elevated privileges...

Microsoft Edge Scripting Engine Remote Memory Corruption Vulnerability (CNVD-2017-36630)

Microsoft Edge is a popular browser. A remote memory corruption vulnerability exists in the Microsoft Edge scripting engine, which allows remote attackers to exploit the vulnerability to build malicious WEB pages that can be parsed by the user with elevated privileges...

Microsoft Internet Explorer/Edge Scripting Engine Memory Corruption Vulnerability (CNVD-2017-34717)

Internet Explorer is a web browser from Microsoft.Microsoft Edge is the web browser built into Windows 10 versions. A memory corruption vulnerability in the scripting engine implementation of Microsoft Edge/Microsoft Internet Explorer can be exploited by an unauthenticated, remote attacker to...

Microsoft Edge Memory Corruption Vulnerability (CNVD-2017-34926)

Microsoft Edge is the web browser built into the Windows 10 version. Microsoft Edge is implemented with a memory corruption vulnerability that can be exploited by unauthenticated, remote attackers to execute arbitrary code on the target system and corrupt memory...

Microsoft Edge: Memory corruption with Object.setPrototypeOf(CVE-2017-8751)

I accidentally found this while trying to reproduce another bug in Edge. Failed to reproduce on Microsoft Edge 38.14393.1066.0, Microsoft EdgeHTML 14.14393. Tested on Microsoft Edge 40.15063.0.0, Microsoft EdgeHTML 15.15063 Insider Preview. Crash Log: First chance exceptions are reported before a...

Microsoft Edge Chakra JIT - Type Confusion with switch Statements

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1341&desc=3 Let's start with a switch statement and its IR code for JIT. JS: for let i = 0; i ; 100; i++ switch i case 2: case 4: case 6: case 8: case 10: case 12: case 14: case 16: case 18: case 20: case 22: case 24: case 26: ca...

Microsoft Edge Chakra: JIT - 'OP_Memset' Type Confusion

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1357 function opta, b, v if b.length b0 = ; return 0; ; printb0; main;...

CVE-2017-11873

ChakraCore and Microsoft Edge in Windows 10 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption...

CVE-2017-11861

Microsoft Edge in Windows 10 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID i...

CVE-2017-11870

ChakraCore and Microsoft Edge in Windows 10 1703, 1709, and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique fr...

CVE-2017-11872

Microsoft Edge in Microsoft Windows 10 1607, 1703, and Windows Server 2016 allows an attacker to force the browser to send data that would otherwise be restricted to a destination website of the attacker's choice, due to how Microsoft Edge handles redirect requests, aka "Microsoft Edge Security...

CVE-2017-11863

Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to trick a user into loading a page containing malicious content, due to how the Edge Content Security Policy CSP validates documents, aka "Microsoft Edge...

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-2017-11871

ChakraCore and Microsoft Edge in Windows 10 1703, 1709, and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique fr...

CVE-2017-11866

ChakraCore and Microsoft Edge in Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption...

CVE-2017-11862

ChakraCore and Microsoft Edge in Windows 10 1709 and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from...

CVE-2017-11866

ChakraCore and Microsoft Edge in Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption...

Memory corruption

ChakraCore and Microsoft Edge in Windows 10 1703, 1709, and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique fr...