Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-38661— 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 Windows Codecs是美国微软（Microsoft）公司的一个操作系统。提供一个多任务的图形用户界面。 microsoft Microsoft Windows Codecs Library存在代码注入漏洞。以下产品和版本受到影响：HEVC Video Extensions

CVSS 7.8 · High EPSS 2.27% · P83

Affected Version Matrix 1

VendorProduct Version RangeStatus
Microsoft HEVC Video Extensions 1.0.0< 1.0.42094.0 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-38661

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

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 Windows Codecs代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Codecs是美国微软（Microsoft）公司的一个操作系统。提供一个多任务的图形用户界面。 microsoft Microsoft Windows Codecs Library存在代码注入漏洞。以下产品和版本受到影响：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 1.0.0 ~ 1.0.42094.0 -

II. Public POCs for CVE-2021-38661

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-38661

请登录查看更多情报信息。

Vendor Advisories for CVE-2021-38661 (2)

Same Patch Batch · Microsoft · 2021-09-15 · 61 CVEs total

CVE-2021-38647 9.8 CRITICAL Open Management Infrastructure (OMI) Remote Code Execution Vulnerability
CVE-2021-36954 8.8 HIGH Windows Bind Filter Driver Elevation of Privilege Vulnerability
CVE-2021-40444 8.8 HIGH Microsoft MSHTML Remote Code Execution Vulnerability
CVE-2021-36965 8.8 HIGH Windows WLAN AutoConfig Service Remote Code Execution Vulnerability
CVE-2021-26435 8.1 HIGH Windows Scripting Engine Memory Corruption Vulnerability
CVE-2021-36967 8.0 HIGH Windows WLAN AutoConfig Service Elevation of Privilege Vulnerability
CVE-2021-38653 7.8 HIGH Microsoft Office Visio Remote Code Execution Vulnerability
CVE-2021-38625 7.8 HIGH Windows Kernel Elevation of Privilege Vulnerability
CVE-2021-38638 7.8 HIGH Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2021-38645 7.8 HIGH Open Management Infrastructure Elevation of Privilege Vulnerability
CVE-2021-38646 7.8 HIGH Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability
CVE-2021-38648 7.8 HIGH Open Management Infrastructure Elevation of Privilege Vulnerability
CVE-2021-38644 7.8 HIGH Microsoft MPEG-2 Video Extension Remote Code Execution Vulnerability
CVE-2021-38633 7.8 HIGH Windows Common Log File System Driver Elevation of Privilege Vulnerability
CVE-2021-38654 7.8 HIGH Microsoft Office Visio Remote Code Execution Vulnerability
CVE-2021-38630 7.8 HIGH Windows Event Tracing Elevation of Privilege Vulnerability
CVE-2021-38655 7.8 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2021-38628 7.8 HIGH Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2021-38626 7.8 HIGH Windows Kernel Elevation of Privilege Vulnerability
CVE-2021-36975 7.8 HIGH Win32k Elevation of Privilege Vulnerability

Showing top 20 of 61 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: HEVC Video Extensions
Same vendor: Microsoft

V. Comments for CVE-2021-38661

No comments yet

Leave a comment