CVE-2021-46601: Bentley MicroStation CONNECT JT File Parsing Use-After-Free 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. 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-15395.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Bentley MicroStation | <10.16.02 | |
| Bentley MicroStation CONNECT | <=10.16.0.80 | |
| Bentley View | <10.16.02 | |
| Bentley MicroStation CONNECT |
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Reference Links
Frequently Asked Questions
What is CVE-2021-46601 vulnerability?
Bentley MicroStation CONNECT JT File Parsing Use-After-Free Remote Code Execution Vulnerability allows remote attackers to execute arbitrary code.
Is user interaction required to exploit CVE-2021-46601?
Yes, the target must visit a malicious page or open a malicious file.
How severe is CVE-2021-46601 vulnerability?
The severity of CVE-2021-46601 is high with a CVSS score of 7.8.
What software versions are affected by CVE-2021-46601?
Bentley MicroStation CONNECT versions up to 10.16.0.80 are affected.
Where can I find more information about CVE-2021-46601 vulnerability?
You can find more information at the Bentley and Zero Day Initiative websites.
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