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

CVSS v2 Base Score: 2.6 | Impact Score: 2.9 | Exploitability Score: 4.9

CVSS v3 Base Score: 5.3 | Impact Score: 3.6 | Exploitability Score: 1.6

VMScore: 265

Vector: AV:N/AC:H/Au:N/C:P/I:N/A:N

Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an malicious user to obtain information to further compromise the user's system, due to how the scripting engine handles objects in memory, aka "Scripting Engine Information Disclosure Vulnerability". This CVE ID is unique from CVE-2018-0767 and CVE-2018-0800.

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microsoft edge -
microsoft chakracore

/* AsmJSByteCodeGenerator::EmitCall which is used to emit call insturctions doesn't check if an array identifier is used as callee The method handles those invalid calls in the same way it handles valid calls such as "arr[idx & ]()" In these cases, the index register remains NoRegister which is (uint32_t)-1 It results in OOB read PoC: * ...

Microsoft Edge Chakra suffers from an AsmJSByteCodeGenerator::EmitCall call handling bug ...

CWE-125 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0780 http://www.securitytracker.com/id/1040100 http://www.securityfocus.com/bid/102389 https://www.exploit-db.com/exploits/43720/https://nvd.nist.gov https://www.exploit-db.com/exploits/43720/

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CVE-2018-0780

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