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

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2021-34480— Scripting Engine Memory Corruption Vulnerability

Quick assessment

Affected
Microsoft Windows 10 Version 1507
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Scripting Engine是美国微软（Microsoft）公司的一种工具，为JScript和VBScript提供脚本引擎。 Microsoft Microsoft Scripting Engine存在缓冲区错误漏洞。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version 1809 for ARM64

CVSS 6.8 · Medium EPSS 33.95% · P98

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 16

VendorProduct Version RangeStatus
Microsoft Windows 10 Version 1507 10.0.10240.0< 10.0.10240.19022 affected
Microsoft Windows 10 Version 1607 10.0.14393.0< 10.0.14393.4583 affected
Microsoft Windows 10 Version 1809 10.0.17763.0< 10.0.17763.2114 affected
10.0.0< 10.0.17763.2114 affected
Microsoft Windows 10 Version 1909 10.0.0< 10.0.18363.1734 affected
Microsoft Windows 10 Version 2004 10.0.0< 10.0.19041.1165 affected
Microsoft Windows 10 Version 20H2 10.0.0< 10.0.19042.1165 affected
Microsoft Windows 10 Version 21H1 10.0.0< 10.0.19043.1165 affected
Microsoft Windows 7 6.1.0< 6.1.7601.25685 affected
Microsoft Windows 7 Service Pack 1 6.1.0< 6.1.7601.25685 affected
Microsoft Windows 8.1 6.3.0< 6.3.9600.20094 affected
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0< 6.1.7601.25685 affected
Microsoft Windows Server 2012 6.2.9200.0< 6.2.9200.23435 affected
Microsoft Windows Server 2012 R2 6.3.9600.0< 6.3.9600.20094 affected
Microsoft Windows Server 2016 10.0.14393.0< 10.0.14393.4583 affected
Microsoft Windows Server 2019 10.0.17763.0< 10.0.17763.2114 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-34480

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Scripting Engine Memory Corruption Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Scripting Engine 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:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Scripting Engine 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Scripting Engine是美国微软（Microsoft）公司的一种工具，为JScript和VBScript提供脚本引擎。 Microsoft Microsoft Scripting Engine存在缓冲区错误漏洞。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version 1809 for ARM64
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 Windows 10 Version 1507 10.0.10240.0 ~ 10.0.10240.19022 -
Microsoft Windows 10 Version 1607 10.0.14393.0 ~ 10.0.14393.4583 -
Microsoft Windows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.2114 -
Microsoft Windows 10 Version 1809 10.0.0 ~ 10.0.17763.2114 -
Microsoft Windows 10 Version 1909 10.0.0 ~ 10.0.18363.1734 -
Microsoft Windows 10 Version 2004 10.0.0 ~ 10.0.19041.1165 -
Microsoft Windows 10 Version 20H2 10.0.0 ~ 10.0.19042.1165 -
Microsoft Windows 10 Version 21H1 10.0.0 ~ 10.0.19043.1165 -
Microsoft Windows 7 6.1.0 ~ 6.1.7601.25685 -
Microsoft Windows 7 Service Pack 1 6.1.0 ~ 6.1.7601.25685 -
Microsoft Windows 8.1 6.3.0 ~ 6.3.9600.20094 -
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 ~ 6.1.7601.25685 -
Microsoft Windows Server 2012 6.2.9200.0 ~ 6.2.9200.23435 -
Microsoft Windows Server 2012 R2 6.3.9600.0 ~ 6.3.9600.20094 -
Microsoft Windows Server 2016 10.0.14393.0 ~ 10.0.14393.4583 -
Microsoft Windows Server 2019 10.0.17763.0 ~ 10.0.17763.2114 -

II. Public POCs for CVE-2021-34480

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-34480

请登录查看更多情报信息。

Vendor Advisories for CVE-2021-34480 (2)

Exploits & Public PoCs for CVE-2021-34480 (1)

Same Patch Batch · Microsoft · 2021-08-12 · 45 CVEs total

CVE-2021-26424 9.9 CRITICAL Windows TCP/IP Remote Code Execution Vulnerability
CVE-2021-26432 9.8 CRITICAL Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
CVE-2021-34535 8.8 HIGH Remote Desktop Client Remote Code Execution Vulnerability
CVE-2021-36936 8.8 HIGH Windows Print Spooler Remote Code Execution Vulnerability
CVE-2021-36947 8.8 HIGH Windows Print Spooler Remote Code Execution Vulnerability
CVE-2021-34524 8.1 HIGH Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
CVE-2021-26425 7.8 HIGH Windows Event Tracing Elevation of Privilege Vulnerability
CVE-2021-34471 7.8 HIGH Microsoft Defender Elevation of Privilege Vulnerability
CVE-2021-34478 7.8 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2021-36941 7.8 HIGH Microsoft Word Remote Code Execution Vulnerability
CVE-2021-36927 7.8 HIGH Windows Digital TV Tuner device registration application Elevation of Privilege Vulnerabil
CVE-2021-34483 7.8 HIGH Windows Print Spooler Elevation of Privilege Vulnerability
CVE-2021-34537 7.8 HIGH Windows Bluetooth Driver Elevation of Privilege Vulnerability
CVE-2021-34536 7.8 HIGH Windows Storage Spaces Controller Elevation of Privilege Vulnerability
CVE-2021-36958 7.8 HIGH Windows Print Spooler Remote Code Execution Vulnerability
CVE-2021-34484 7.8 HIGH Windows User Profile Service Elevation of Privilege Vulnerability
CVE-2021-34533 7.8 HIGH Windows Graphics Component Font Parsing Remote Code Execution Vulnerability
CVE-2021-34486 7.8 HIGH Windows Event Tracing Elevation of Privilege Vulnerability
CVE-2021-34530 7.8 HIGH Windows Graphics Component Remote Code Execution Vulnerability
CVE-2021-26431 7.8 HIGH Windows Recovery Environment Agent Elevation of Privilege Vulnerability

Showing top 20 of 45 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1507
Same vendor: Microsoft

V. Comments for CVE-2021-34480

No comments yet

Leave a comment