CVE-2021-46604: Bentley MicroStation CONNECT PNG File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley MicroStation CONNECT 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 PNG images. Crafted data in a PNG image 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-15398.
Other sources
This vulnerability allows remote attackers to execute arbitrary code 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 PNG images. Crafted data in a PNG image 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 severity of CVE-2021-46604?
The severity of CVE-2021-46604 is high with a CVSS score of 7.8.
How can remote attackers exploit CVE-2021-46604?
Remote attackers can exploit CVE-2021-46604 by tricking a target into visiting a malicious page or opening a malicious file.
What is affected by CVE-2021-46604?
Bentley MicroStation CONNECT versions up to and including 10.16.0.80 are affected by CVE-2021-46604.
How can I fix CVE-2021-46604?
To fix CVE-2021-46604, users should update Bentley MicroStation CONNECT to a version higher than 10.16.0.80.
Is user interaction required to exploit CVE-2021-46604?
Yes, user interaction is required to exploit CVE-2021-46604.