CVE-2021-46590: 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-15384.
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-2021-46590?
CVE-2021-46590 has a high severity rating due to its potential for remote code execution.
How do I fix CVE-2021-46590?
To fix CVE-2021-46590, upgrade Bentley MicroStation CONNECT to the latest version recommended by Bentley Systems.
What software is affected by CVE-2021-46590?
CVE-2021-46590 affects Bentley MicroStation CONNECT version 10.16.0.80 and earlier versions up to 10.16.02.
Is user interaction required to exploit CVE-2021-46590?
Yes, user interaction is required for CVE-2021-46590, as the attacker must persuade the user to visit a malicious page or open a harmful file.
What kind of attacks can be executed using CVE-2021-46590?
CVE-2021-46590 allows attackers to execute arbitrary code on the affected installations, which could lead to full system compromise.
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