CVE-2021-34908: Bentley View J2K File Parsing Use-After-Free 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 J2K 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-14881.
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-2021-34908?
CVE-2021-34908 has been classified with a high severity rating due to the potential for remote code execution.
How do I fix CVE-2021-34908?
To mitigate CVE-2021-34908, you should update Bentley View and Bentley MicroStation to version 10.16.02 or later.
What types of systems are affected by CVE-2021-34908?
CVE-2021-34908 affects installations of Bentley View version 10.15.0.75 and earlier, as well as Bentley MicroStation in the same version range.
What is the attack vector for CVE-2021-34908?
CVE-2021-34908 requires user interaction; an attacker must convince the user to visit a malicious webpage or open a malicious file.
What impact does CVE-2021-34908 have on users?
If exploited, CVE-2021-34908 allows remote attackers to execute arbitrary code, potentially compromising the affected system.
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