CVE-2021-46591: Bentley MicroStation CONNECT JT File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability
First published: Fri Feb 18 2022(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley MicroStation CONNECT 10.16.0.80. 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. Crafted data in a JT file can trigger a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-15385.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Bentley Systems | ||
| Bentley MicroStation | <10.16.02 | |
| Bentley Systems | =10.16.0.80 | |
| Bentley Systems | <10.16.02 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-46591?
CVE-2021-46591 has been classified as high severity due to its ability to allow remote code execution.
How do I fix CVE-2021-46591?
To mitigate CVE-2021-46591, users should update Bentley MicroStation CONNECT to the latest version that addresses this vulnerability.
What products are affected by CVE-2021-46591?
CVE-2021-46591 affects Bentley MicroStation CONNECT version 10.16.0.80 and earlier versions.
What type of attack is enabled by CVE-2021-46591?
CVE-2021-46591 enables remote attackers to execute arbitrary code by user interaction with malicious pages or files.
Is user interaction required for CVE-2021-46591 exploitation?
Yes, user interaction is required to exploit CVE-2021-46591, as the target must either visit a malicious page or open a malicious file.
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