7.5
CVSSv3

CVE-2017-8740

Published: 13/09/2017 Updated: 03/05/2019
CVSS v2 Base Score: 7.6 | Impact Score: 10 | Exploitability Score: 4.9
CVSS v3 Base Score: 7.5 | Impact Score: 5.9 | Exploitability Score: 1.6
VMScore: 765
Vector: AV:N/AC:H/Au:N/C:C/I:C/A:C

Vulnerability Summary

Microsoft Edge in Microsoft Windows 10 1703 allows an malicious user to execute arbitrary code in the context of the current user, due to the way that the Microsoft Edge scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8649, CVE-2017-8660, CVE-2017-8729, CVE-2017-8738, CVE-2017-8740, CVE-2017-8741, CVE-2017-8748, CVE-2017-8752, CVE-2017-8753, CVE-2017-8755, CVE-2017-8756, and CVE-2017-11764.

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microsoft edge

Exploits

<!-- Source: bugschromiumorg/p/project-zero/issues/detail?id=1310 (function f(a = (function () { print(a); with ({}); })()) { function g() { f; } })(); When Chakra executes the above code, it doesn't generate bytecode for "g" This is a feature called "DeferParse" The problem is that the bytecode generated fo ...
Microsoft Edge Chakra makes wrong scopes in deferred parsing ...