Advisory Details

April 12th, 2022

Bentley MicroStation CONNECT 3DS File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-22-602
ZDI-CAN-16342

CVE ID CVE-2022-28312
CVSS SCORE 3.3, (AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
AFFECTED VENDORS Bentley
AFFECTED PRODUCTS MicroStation CONNECT
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Bentley MicroStation CONNECT. 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 3DS files. Crafted data in a 3DS file can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

ADDITIONAL DETAILS Bentley has issued an update to correct this vulnerability. More details can be found at:
https://www.bentley.com/en/common-vulnerability-exposure/be-2022-0003
DISCLOSURE TIMELINE
  • 2022-01-21 - Vulnerability reported to vendor
  • 2022-04-12 - Coordinated public release of advisory
CREDIT Mat Powell of Trend Micro Zero Day Initiative
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