7.5
CVSSv3

CVE-2017-11918

Published: 12/12/2017 Updated: 25/04/2019
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

ChakraCore and Microsoft Edge in Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an malicious user 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-2017-11886, CVE-2017-11889, CVE-2017-11890, CVE-2017-11893, CVE-2017-11894, CVE-2017-11895, CVE-2017-11901, CVE-2017-11903, CVE-2017-11905, CVE-2017-11905, CVE-2017-11907, CVE-2017-11908, CVE-2017-11909, CVE-2017-11910, CVE-2017-11911, CVE-2017-11912, CVE-2017-11913, CVE-2017-11914, CVE-2017-11916, and CVE-2017-11930.

Vulnerable Product Search on Vulmon Subscribe to Product

microsoft edge -

microsoft chakracore

Exploits

/* Escape analysis: enwikipediaorg/wiki/Escape_analysis Chakra fails to detect if "tmp" escapes the scope, allocates it to the stack This may lead to dereference uninitialized stack values PoC: */ function opt() { let tmp = []; tmp[0] = tmp; return tmp[0]; } function main() { for (let i = 0; i < 0x1000; i++) { ...
Microsoft Edge Chakra fails to detect if "tmp" escapes the scope, allocates it to the stack This may lead to dereference uninitialized stack values ...