CVE-2021-34984: Bentley ContextCapture OBJ File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Bentley ContextCapture 10.18.0.232. 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 OBJ files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-14784.
Other sources
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Bentley ContextCapture. 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 OBJ files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-34984?
The severity of CVE-2021-34984 is classified as a medium risk due to the requirement for user interaction to exploit the vulnerability.
How do I fix CVE-2021-34984?
To fix CVE-2021-34984, users should update Bentley ContextCapture to version 10.18.0.236 or later.
Who is affected by CVE-2021-34984?
Users of Bentley ContextCapture versions up to and including 10.18.0.236 are affected by CVE-2021-34984.
What impacts can CVE-2021-34984 have on users?
CVE-2021-34984 allows remote attackers to disclose sensitive information, potentially compromising user data.
Is user interaction required to exploit CVE-2021-34984?
Yes, user interaction is required as the target must visit a malicious page or open a malicious file to exploit CVE-2021-34984.