#VU62538 Buffer overflow in MicroStation and Bentley View - CVE-2022-28646

Vulnerability identifier: #VU62538

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-28646

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MicroStation
Universal components / Libraries / Software for developers
Bentley View
Client/Desktop applications / Office applications

Vendor: BENTLEY SYSTEMS

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the parsing of IFC files. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MicroStation: 10.16.02

Bentley View: 10.16.02

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External links
https://www.zerodayinitiative.com/advisories/ZDI-22-616/
https://www.bentley.com/en/common-vulnerability-exposure/be-2022-0006

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.