CVE-2021-34919: Bentley View JP2 File Parsing Use-After-Free 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 JP2 files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14897.
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 JP2 files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-34919?
CVE-2021-34919 has been rated as high severity due to its potential to allow remote code execution.
How do I fix CVE-2021-34919?
To fix CVE-2021-34919, upgrade Bentley View or Bentley MicroStation to version 10.16.02 or higher.
What types of attacks can be conducted using CVE-2021-34919?
CVE-2021-34919 can be exploited by remote attackers to execute arbitrary code through malicious files or pages.
Is user interaction needed to exploit CVE-2021-34919?
Yes, exploitation of CVE-2021-34919 requires user interaction to open a malicious file or visit a malicious page.
Which versions are affected by CVE-2021-34919?
CVE-2021-34919 affects Bentley View versions prior to 10.16.02 and Bentley MicroStation versions prior to 10.16.02.