CVE-2021-46626: Bentley View J2K File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

Published 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 J2K images. Crafted data in a J2K image 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-15456.

Other sources

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley View. 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 images. Crafted data in a J2K image 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.

ZDI

Affected Software

3 affected components
Bentley View
Bentley MicroStation<10.16.02
Bentley View<10.16.02

Event History

Feb 18, 2022
CVE Published
via MITRE·07:45 PM
Data Sourced
via MITRE·07:45 PM
DescriptionSeverityWeakness
Feb 27, 2025
Advisory Published
via ZDI·05:50 PM

Frequently Asked Questions

1

What is the severity of CVE-2021-46626?

The severity of CVE-2021-46626 is considered high due to the possibility of remote code execution.

2

How do I fix CVE-2021-46626?

To fix CVE-2021-46626, users should upgrade to Bentley View or MicroStation versions above 10.16.02.

3

What software is affected by CVE-2021-46626?

CVE-2021-46626 affects Bentley View versions up to 10.16.02 and Bentley MicroStation of the same version range.

4

Is user interaction required to exploit CVE-2021-46626?

Yes, user interaction is required to exploit CVE-2021-46626 as the target must visit a malicious page or open a malicious file.

5

What type of vulnerability is CVE-2021-46626?

CVE-2021-46626 is classified as a remote code execution vulnerability.

Contact

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