What is CVE-2021-46652?

CVE-2021-46652 is a vulnerability in Bentley View that allows remote attackers to execute arbitrary code on affected installations.

What is the severity of CVE-2021-46652?

CVE-2021-46652 has a severity rating of 7.8, which is considered high.

How can CVE-2021-46652 be exploited?

To exploit CVE-2021-46652, the target must visit a malicious page or open a malicious file.

Is user interaction required to exploit CVE-2021-46652?

Yes, user interaction is required to exploit CVE-2021-46652.

What is the fix for CVE-2021-46652?

To fix CVE-2021-46652, users should update to a version later than 10.16.02 of Bentley View or Bentley MicroStation.

Vulnerability/
CVE-2021-46652

high

7.8

CWE

787

18/2/2022

4/8/2024

CVE-2021-46652: Bentley View DGN File Parsing Out-Of-Bounds Write 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 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 DGN files. Crafted data in a DGN file can trigger a write 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-15538.

Credit: zdi-disclosures@trendmicro.com

Affected Software	Affected Version	How to fix
Bentley MicroStation	<10.16.02
Bentley View	<10.16.02

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Frequently Asked Questions

What is CVE-2021-46652?
CVE-2021-46652 is a vulnerability in Bentley View that allows remote attackers to execute arbitrary code on affected installations.
What is the severity of CVE-2021-46652?
CVE-2021-46652 has a severity rating of 7.8, which is considered high.
How can CVE-2021-46652 be exploited?
To exploit CVE-2021-46652, the target must visit a malicious page or open a malicious file.
Is user interaction required to exploit CVE-2021-46652?
Yes, user interaction is required to exploit CVE-2021-46652.
What is the fix for CVE-2021-46652?
To fix CVE-2021-46652, users should update to a version later than 10.16.02 of Bentley View or Bentley MicroStation.

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collector/zdi-advisory
source/ZDI
alias/ZDI-22-239
alias/ZDI-CAN-15538
alias/CVE-2021-46652
agent/software-canonical-lookup
vendor/bentley
canonical/bentley microstation
canonical/bentley view

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