This vulnerability allows remote attackers to disclose sensitive information on affected installations of Bentley View 10.16.0.80. 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. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-15364.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-46570
• https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0005
• https://www.zerodayinitiative.com/advisories/ZDI-22-157/