All Advisories / BE-2022-0011


BE-2022-0011: DGN File Parsing Out-of-bounds Read Vulnerabilities in MicroStation and MicroStation-based applications

Bentley ID: BE-2022-0011
CVE ID: CVE-2022-35906
Severity: 3.3
Publication date: 2022-07-13
Revision date: 2022-07-13

MicroStation and MicroStation-based applications may be affected by out-of-bounds read vulnerabilities when opening maliciously crafted DGN files. Exploiting these vulnerabilities could lead to information disclosure.

Using an affected version of MicroStation or MicroStation-based application to open a DGN file containing maliciously crafted data can force an out-of-bounds read. Exploitation of these vulnerabilities within the parsing of DGN files could enable an attacker to read information in the context of the current process.

Affected Versions

Applications Affected Versions Mitigated Versions
MicroStation 10.16.* and prior versions 10.17.0.* and more recent
Bentley View 10.16.* and prior versions 10.17.0.* and more recent


Recommended Mitigations
Bentley recommends updating to the latest versions of MicroStation and MicroStation-based applications. As a general best practice, it is also recommended to only open DGN files coming from trusted sources.

Thanks to xina1i for discovering these vulnerabilities.

Revision History

Date Description
2022-07-13 First version of this advisory
2022-07-18 Adding CVE number

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