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CVE-2021-1643— HEVC Video Extensions Remote Code Execution Vulnerability

Quick assessment

Affected
Microsoft HEVC Video Extensions
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 HEVC Video Extensions是美国微软（Microsoft）公司的一个视频扩展应用程序。该应用使计算机和设备可以读取高效视频编码或HEVC视频。 Microsoft HEVC Video Extensions 扩展程序远程执行代码漏洞,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:HEVC Video Extensions。

CVSS 7.8 · High EPSS 3.89% · P90

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-1643

Vulnerability Information
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Vulnerability Title
HEVC Video Extensions Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
HEVC Video Extensions Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft HEVC Video Extensions 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft HEVC Video Extensions是美国微软（Microsoft）公司的一个视频扩展应用程序。该应用使计算机和设备可以读取高效视频编码或HEVC视频。 Microsoft HEVC Video Extensions 扩展程序远程执行代码漏洞,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:HEVC Video Extensions。
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 HEVC Video Extensions N/A cpe:2.3:a:microsoft:hevc_video_extensions:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2021-1643

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III. Intelligence Information for CVE-2021-1643

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Vendor Advisories for CVE-2021-1643 (1)

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

CVE-2021-1671 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-2021-1700 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-1707 8.8 HIGH Microsoft SharePoint Server Remote Code Execution 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-2021-1678 8.8 HIGH Windows Print Spooler Spoofing 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-2021-1674 8.8 HIGH Windows Remote Desktop Protocol Core Security Feature Bypass 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-2021-1636 8.8 HIGH Microsoft SQL Elevation of Privilege Vulnerability
CVE-2021-1712 8.0 HIGH Microsoft SharePoint Elevation of Privilege Vulnerability
CVE-2021-1718 8.0 HIGH Microsoft SharePoint Server Tampering Vulnerability
CVE-2021-1719 8.0 HIGH Microsoft SharePoint Elevation of Privilege Vulnerability
CVE-2021-1697 7.8 HIGH Windows InstallService Elevation of Privilege Vulnerability
CVE-2021-1680 7.8 HIGH Diagnostics Hub Standard Collector Elevation of Privilege Vulnerability
CVE-2021-1703 7.8 HIGH Windows Event Logging Service Elevation of Privilege Vulnerability

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

IV. Related Vulnerabilities

Same product: HEVC Video Extensions
Same vendor: Microsoft

V. Comments for CVE-2021-1643

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