BE-2022-0013: IFC File Parsing Out-of-bounds Read Vulnerabilities in MicroStation and MicroStation-based applications
Bentley ID: BE-2022-0013
CVE ID: CVE-2022-35904
Severity: 3.3 (low)
CVSS v3.1: AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Publication date: 13th July 2022
Revision date: 18th July 2022
Summary
MicroStation and MicroStation-based applications may be affected by out-of-bounds read vulnerabilities when opening maliciously crafted IFC files. Exploiting these vulnerabilities could lead to information disclosure.
Details
Using an affected version of MicroStation or MicroStation-based application to open a IFC file containing maliciously crafted data can force an out-of-bounds read. Exploitation of these vulnerabilities within the parsing of IFC files could enable an attacker to read information in the context of the current process.
Affected Versions of Products
Product | Affected Version | Fixed Version |
---|---|---|
MicroStation | 10.16.* and prior versions | 10.17.0.* and more recent |
Bentley View | 10.16.* and prior version | 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 IFC files coming from trusted sources.
Acknowledgement
Thanks to xina1i for discovering these vulnerabilities.
Revision History
Date | Description |
---|---|
13th July 2022 | First version of the advisory |
18th July 2022 | Adding CVE number |