Advisory Details

April 12th, 2022

Bentley View DXF File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

ZDI-22-598
ZDI-CAN-16306

CVE ID CVE-2022-28307
CVSS SCORE 7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Bentley
AFFECTED PRODUCTS View
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley View. 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 DXF files. Crafted data in a DXF file can trigger a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute 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-2022-0005
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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