CVE-2021-46640: Bentley View DGN File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
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 DGN files. Crafted data in a DGN file can trigger a write 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-15512.
Other sources
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 DGN files. Crafted data in a DGN file can trigger a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the CVE ID for this vulnerability?
The CVE ID for this vulnerability is CVE-2021-46640.
What is the severity of CVE-2021-46640?
The severity of CVE-2021-46640 is high with a CVSS score of 7.8.
How does CVE-2021-46640 impact Bentley View software?
CVE-2021-46640 allows remote attackers to execute arbitrary code on affected installations of Bentley View 10.15.0.75.
How can this vulnerability be exploited?
This vulnerability can be exploited when the target visits a malicious page or opens a malicious file.
Is user interaction required to exploit CVE-2021-46640?
Yes, user interaction is required to exploit CVE-2021-46640.