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CVE-2021-1705— Microsoft Edge (HTML-based) Memory Corruption Vulnerability

Quick assessment

Affected
Microsoft Microsoft Edge (EdgeHTML-based)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Edge是美国微软（Microsoft）公司的一款Windows 10之后版本系统附带的Web浏览器。 Microsoft Edge 内存损坏漏洞,目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。以下产品及版本受到影响:Windows 10 Version 20H2 for 32-bit Systems中的Microsoft Edge (EdgeHTML-based),Windows 10 Version 20H2 for x64-based Systems中的Microso

CVSS 4.2 · Medium EPSS 2.07% · P81

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-1705

Vulnerability Information
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Vulnerability Title
Microsoft Edge (HTML-based) Memory Corruption Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Microsoft Edge (HTML-based) Memory Corruption Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Edge 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Edge是美国微软（Microsoft）公司的一款Windows 10之后版本系统附带的Web浏览器。 Microsoft Edge 内存损坏漏洞,目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。以下产品及版本受到影响:Windows 10 Version 20H2 for 32-bit Systems中的Microsoft Edge (EdgeHTML-based),Windows 10 Version 20H2 for x64-based Systems中的Microso
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Microsoft Edge (EdgeHTML-based) 1.0..0 ~ publication cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*

II. Public POCs for CVE-2021-1705

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III. Intelligence Information for CVE-2021-1705

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Vendor Advisories for CVE-2021-1705 (2)

Same Patch Batch · Microsoft · 2021-01-12 · 82 CVEs total

CVE-2021-1707 8.8 HIGH Microsoft SharePoint Server Remote Code Execution Vulnerability
CVE-2021-1636 8.8 HIGH Microsoft SQL Elevation of Privilege Vulnerability
CVE-2021-1658 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1660 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1664 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1666 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1667 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1669 8.8 HIGH Windows Remote Desktop Security Feature Bypass Vulnerability
CVE-2021-1673 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1674 8.8 HIGH Windows Remote Desktop Protocol Core Security Feature Bypass Vulnerability
CVE-2021-1678 8.8 HIGH Windows Print Spooler Spoofing Vulnerability
CVE-2021-1700 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1701 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1671 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1719 8.0 HIGH Microsoft SharePoint Elevation of Privilege Vulnerability
CVE-2021-1718 8.0 HIGH Microsoft SharePoint Server Tampering Vulnerability
CVE-2021-1712 8.0 HIGH Microsoft SharePoint Elevation of Privilege Vulnerability
CVE-2021-1711 7.8 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2021-1681 7.8 HIGH Windows WalletService Elevation of Privilege Vulnerability
CVE-2021-1680 7.8 HIGH Diagnostics Hub Standard Collector Elevation of Privilege Vulnerability

Showing top 20 of 82 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Microsoft Edge (EdgeHTML-based)
Same vendor: Microsoft

V. Comments for CVE-2021-1705

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