All Advisories / BE-2022-0009


BE-2022-0009: SKP File Parsing Use-After-Free vulnerabilities in MicroStation and MicroStation-based applications

Bentley ID: BE-2022-0009
CVE ID: CVE-2022-28303, CVE-2022-28310
Severity: 7.8
Publication date: 2022-04-05
Revision date: 2022-04-05

MicroStation and MicroStation-based applications may be affected by use-after-free vulnerabilities when opening maliciously crafted SKP files. Exploiting these vulnerabilities could lead to code execution.

The following vulnerabilities related to this advisory were discovered by TrendMicro ZDI: ZDI-CAN-16280 and ZDI-CAN-16339. Using an affected version of MicroStation or MicroStation-based application to open a SKP file containing maliciously crafted data can force a use-after-free vulnerability. Exploitation of these vulnerabilities within the parsing of SKP files could enable an attacker to execute arbitrary code in the context of the current process.

Affected Versions

Applications Affected Versions Mitigated Versions
MicroStation 10.16.02.* and prior versions 10.16.03.* and more recent
Bentley View 10.16.02.* and prior versions 10.16.03.* 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 SKP files coming from trusted sources.

Thanks to Mat Powell of Trend Micro Zero Day Initiative for discovering these vulnerabilities.

Revision History

Date Description
2022-04-05 First version of this advisory

Celebrate Infrastructure Delivery & Performance Excellence

The 2024 Year in Infrastructure
and Going Digital Awards

Nominate a project for the most prestigious awards in infrastructure! Extended deadline to enter is April 29th.