CVE-2020-17131

Chakra Scripting Engine Memory Corruption Vulnerability

CVSS v3 4.2 MEDIUM
CVSS v2.0 5.1 MEDIUM

4.2^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

5.1^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 4.9 / Impact : 6.4

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17131
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17131	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*

OR	cpe:2.3:o:microsoft:windows_10:20h2::::::arm64:
	cpe:2.3:o:microsoft:windows_10:20h2::::::x64:
	cpe:2.3:o:microsoft:windows_10:20h2::::::x86:
	cpe:2.3:o:microsoft:windows_10:1809::::::arm64:
	cpe:2.3:o:microsoft:windows_10:1809::::::x64:
	cpe:2.3:o:microsoft:windows_10:1809::::::x86:
	cpe:2.3:o:microsoft:windows_10:1903::::::arm64:
	cpe:2.3:o:microsoft:windows_10:1903::::::x64:
	cpe:2.3:o:microsoft:windows_10:1903::::::x86:
	cpe:2.3:o:microsoft:windows_10:1909::::::arm64:
	cpe:2.3:o:microsoft:windows_10:1909::::::x64:
	cpe:2.3:o:microsoft:windows_10:1909::::::x86:
	cpe:2.3:o:microsoft:windows_10:2004::::::arm64:
	cpe:2.3:o:microsoft:windows_10:2004::::::x64:
	cpe:2.3:o:microsoft:windows_10:2004::::::x86:
	cpe:2.3:o:microsoft:windows_server_2019:-:::::::*

Configuration 2 (hide)

cpe:2.3:a:microsoft:chakracore:*:*:*:*:*:*:*:*

History

28 Aug 2025, 23:15

Type	Values Removed	Values Added
References		() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17131 -

Information

Published : 2020-12-10 00:15

Updated : 2025-08-28 23:15

NVD link : CVE-2020-17131

Mitre link : CVE-2020-17131

CVE.ORG link : CVE-2020-17131

JSON object : View

Products Affected

microsoft

edge
chakracore
windows_10
windows_server_2019

CWE

CWE-787

Out-of-bounds Write

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