CVE-2021-34934: Bentley View JT File Parsing Memory Corruption Remote Code Execution Vulnerability
First published: Thu Jan 13 2022(Updated: )
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 JT files. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14912.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Bentley View | <10.16.02 | |
| Bentley MicroStation | <10.16.02 | |
| Bentley Systems |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-34934?
CVE-2021-34934 is classified as a critical vulnerability allowing remote code execution.
How do I fix CVE-2021-34934?
To fix CVE-2021-34934, upgrade to Bentley View versions later than 10.16.02.
What systems are affected by CVE-2021-34934?
CVE-2021-34934 affects Bentley View 10.15.0.75 and possibly other products before version 10.16.02.
What are the exploitation requirements for CVE-2021-34934?
Exploitation of CVE-2021-34934 requires user interaction, such as visiting a malicious page or opening a malicious file.
What type of vulnerability is CVE-2021-34934?
CVE-2021-34934 is a remote code execution vulnerability identified in Bentley software.
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