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CVE-2021-28465— Web Media Extensions Remote Code Execution Vulnerability

Quick assessment

Affected
Microsoft Web Media 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 Windows Codecs Library存在缓冲区错误漏洞。以下产品和版本受到影响：Web Media Extensions。

CVSS 7.8 · High EPSS 3.66% · P89

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Microsoft Web Media Extensions 1.0.0.0< 1.0.40831.0 affected
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I. Basic Information for CVE-2021-28465

Vulnerability Information
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Vulnerability Title
Web Media Extensions Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Web Media 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 缓冲区错误漏洞
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 Windows Codecs Library存在缓冲区错误漏洞。以下产品和版本受到影响：Web Media 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 Web Media Extensions 1.0.0.0 ~ 1.0.40831.0 cpe:2.3:a:microsoft:web_media_extensions:-:*:*:*:*:*:*:*

II. Public POCs for CVE-2021-28465

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III. Intelligence Information for CVE-2021-28465

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Vendor Advisories for CVE-2021-28465 (3)

Same Patch Batch · Microsoft · 2021-05-11 · 52 CVEs total

CVE-2021-28476 9.9 CRITICAL Windows Hyper-V Remote Code Execution Vulnerability
CVE-2021-31166 9.8 CRITICAL HTTP Protocol Stack Remote Code Execution Vulnerability
CVE-2021-28474 8.8 HIGH Microsoft SharePoint Server Remote Code Execution Vulnerability
CVE-2021-31181 8.8 HIGH Microsoft SharePoint Remote Code Execution Vulnerability
CVE-2021-27068 8.8 HIGH Visual Studio Remote Code Execution Vulnerability
CVE-2021-28455 8.8 HIGH Microsoft Jet Red Database Engine and Access Connectivity Engine Remote Code Execution Vul
CVE-2021-31194 8.8 HIGH OLE Automation Remote Code Execution Vulnerability
CVE-2021-31193 7.8 HIGH Windows SSDP Service Elevation of Privilege Vulnerability
CVE-2021-31177 7.8 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2021-31165 7.8 HIGH Windows Container Manager Service Elevation of Privilege Vulnerability
CVE-2021-31167 7.8 HIGH Windows Container Manager Service Elevation of Privilege Vulnerability
CVE-2021-31208 7.8 HIGH Windows Container Manager Service Elevation of Privilege Vulnerability
CVE-2021-31188 7.8 HIGH Windows Graphics Component Elevation of Privilege Vulnerability
CVE-2021-31190 7.8 HIGH Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability
CVE-2021-31187 7.8 HIGH Windows WalletService Elevation of Privilege Vulnerability
CVE-2021-31176 7.8 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2021-31175 7.8 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2021-31180 7.8 HIGH Microsoft Office Graphics Remote Code Execution Vulnerability
CVE-2021-31214 7.8 HIGH Visual Studio Code Remote Code Execution Vulnerability
CVE-2021-31179 7.8 HIGH Microsoft Office Remote Code Execution Vulnerability

Showing top 20 of 52 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Web Media Extensions
Same vendor: Microsoft

V. Comments for CVE-2021-28465

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