Published: 04/01/2018 Updated: 24/08/2020

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

Microsoft Edge in Windows 10 1709 allows an malicious user to execute arbitrary code in the context of 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-2018-0758, CVE-2018-0762, CVE-2018-0768, CVE-2018-0769, CVE-2018-0770, CVE-2018-0772, CVE-2018-0773, CVE-2018-0775, CVE-2018-0776, CVE-2018-0777, CVE-2018-0778, and CVE-2018-0781.

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microsoft edge -
microsoft chakracore

// PoC: (function func(arg = function () { print(func); // SetHasOwnLocalInClosure should be called for the param scope in the PostVisitFunction function }()) { print(func); function func() { } })(); // Chakra fails to distinguish whether the function is referenced in the param scope and ends up to emit an invalid opcode ...

Microsoft Edge Chakra suffers from an incorrect scope handling vulnerability ...

CWE-787 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0774 http://www.securitytracker.com/id/1040100 http://www.securityfocus.com/bid/102399 https://www.exploit-db.com/exploits/43715/https://nvd.nist.gov https://www.exploit-db.com/exploits/43715/

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CVE-2018-0774

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