CVE-2021-34942: bentley bentley_view Out-of-bounds Read

Vulnerability summary

CVE-2021-34942 is a high (CVSS 7.8) Out-of-bounds Read vulnerability in bentley bentley_view. EPSS estimates a 2.04% chance of exploitation in the next 30 days, higher than 80.8% of scored vulnerabilities.

Timeline

1. 13-01-2022
   PublishedVulnerability first disclosed.
2. 04-08-2024
   Last modifiedVulnerability information updated.

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley View 10.15.0.75. 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 JT files. Crafted data in a JT 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. Was ZDI-CAN-15041.

• CWE-125Out-of-bounds ReadThe product reads data past the end, or before the beginning, of the intended buffer.