CVE-2021-34872
Quick assessment
Affected
Bentley View
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.
Bentley Systems Bentley View是美国Bentley Systems公司的一个免费查看器。 Bentley View存在安全漏洞，该漏洞允许远程攻击者可利用该漏洞在受影响的Bentley View安装上执行任意代码。利用该漏洞需要用户交互，因为目标必须访问恶意页面或打开恶意文件。特定的缺陷存在于SKP文件的解析中。该问题是由于在对对象执行操作之前没有验证对象的存在而导致的。攻击者可利用该漏洞可以利用此漏洞在当前进程的上下文中执行代码。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-34872
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley View 10.15.0.75. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of SKP files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14737.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Bentley Systems Bentley View 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bentley Systems Bentley View是美国Bentley Systems公司的一个免费查看器。 Bentley View存在安全漏洞，该漏洞允许远程攻击者可利用该漏洞在受影响的Bentley View安装上执行任意代码。利用该漏洞需要用户交互，因为目标必须访问恶意页面或打开恶意文件。特定的缺陷存在于SKP文件的解析中。该问题是由于在对对象执行操作之前没有验证对象的存在而导致的。攻击者可利用该漏洞可以利用此漏洞在当前进程的上下文中执行代码。
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
II. Public POCs for CVE-2021-34872
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2021-34872 (1)
-
https://www.zerodayinitiative.com/advisories/ZDI-21-1462/ x_refsource_MISC
Other References for CVE-2021-34872 (1)
Same Patch Batch · Bentley · 2022-01-13 · 78 CVEs total
| CVE-2021-34915 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34916 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34930 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34918 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34919 | Bentley Systems Bentley View 资源管理错误漏洞 | |
| CVE-2021-34917 | Bentley Systems Bentley View 资源管理错误漏洞 | |
| CVE-2021-34914 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34913 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34912 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34911 | Bentley Systems Bentley View 资源管理错误漏洞 | |
| CVE-2021-34920 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34921 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34922 | Bentley Systems Bentley View 资源管理错误漏洞 | |
| CVE-2021-34923 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34924 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34925 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34926 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34927 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34928 | Bentley Systems Bentley View 缓冲区错误漏洞 | |
| CVE-2021-34929 | Bentley Systems Bentley View 缓冲区错误漏洞 |
Showing top 20 of 78 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: View
-
CVE-2022-43656
Bentley View FBX File Parsing Out-Of-Bounds Read Information -
CVE-2022-43655
Bentley View FBX File Parsing Heap-based Buffer Overflow Rem -
CVE-2022-43653
Bentley View SKP File Parsing Out-Of-Bounds Write Remote Cod -
CVE-2022-43652
Bentley View SKP File Parsing Use-After-Free Information Dis -
CVE-2022-43651
Bentley View SKP File Parsing Use-After-Free Remote Code Exe
Same vendor: Bentley
-
CVE-2024-53007
Bentley Systems ProjectWise Integration Server 安全漏洞 -
CVE-2022-43656
Bentley View FBX File Parsing Out-Of-Bounds Read Information -
CVE-2022-43655
Bentley View FBX File Parsing Heap-based Buffer Overflow Rem -
CVE-2022-43653
Bentley View SKP File Parsing Out-Of-Bounds Write Remote Cod -
CVE-2022-43652
Bentley View SKP File Parsing Use-After-Free Information Dis
Same weakness: CWE-416
V. Comments for CVE-2021-34872
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