CVE-2020-0811 : A remote code execution vulnerability exists in the way that the Chakra scriptin

A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge (HTML-based)L, aka 'Chakra Scripting Engine Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-0812.

Published 2020-03-12 16:15:17

Updated 2021-07-21 11:39:24

Source Microsoft Corporation

View at NVD, CVE.org

Vulnerability category: Memory CorruptionExecute code

Products affected by CVE-2020-0811

Microsoft » Edge » Version: N/A
cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows 10 » Version: 1709
When used together with: Microsoft » Windows 10 » Version: 1803
When used together with: Microsoft » Windows 10 » Version: 1809
When used together with: Microsoft » Windows 10 » Version: 1903
When used together with: Microsoft » Windows 10 » Version: 1909
When used together with: Microsoft » Windows Server 2019 » Version: N/A
Microsoft » Chakracore » Version: N/A
cpe:2.3:a:microsoft:chakracore:-:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2020-0811

EPSS FAQ

2.13%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 89 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-0811

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.6	HIGH	AV:N/AC:H/Au:N/C:C/I:C/A:C	4.9	10.0	NIST
Access Vector: Network Access Complexity: High Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.5	HIGH	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	1.6	5.9	NIST
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2020-0811

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-0811

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0811

CVE-2020-0811 - Security Update Guide - Microsoft - Chakra Scripting Engine Memory Corruption Vulnerability
Patch;Vendor Advisory

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Vulnerability Details : CVE-2020-0811

Products affected by CVE-2020-0811

Exploit prediction scoring system (EPSS) score for CVE-2020-0811

CVSS scores for CVE-2020-0811

CWE ids for CVE-2020-0811

References for CVE-2020-0811