CVE-2021-34925 : What You Need to Know
Discover the details of CVE-2021-34925, a high-severity vulnerability in Bentley View 10.15.0.75 that allows remote attackers to execute arbitrary code. Learn about its impact, technical details, and mitigation steps.
This article provides a detailed insight into CVE-2021-34925, a vulnerability found in Bentley View 10.15.0.75 that allows remote attackers to execute arbitrary code.
Understanding CVE-2021-34925
CVE-2021-34925 is a high-severity vulnerability that affects Bentley View 10.15.0.75. It was discovered by Mat Powell of Trend Micro Zero Day Initiative.
What is CVE-2021-34925?
CVE-2021-34925 is a stack-based buffer overflow vulnerability in Bentley View 10.15.0.75 that enables remote attackers to execute arbitrary code by tricking users into visiting a malicious page or opening a malicious file.
The Impact of CVE-2021-34925
The vulnerability has a CVSS base score of 7.8, indicating a high severity level. It requires user interaction to be exploited and can lead to high impacts on confidentiality, integrity, and availability of the affected system.
Technical Details of CVE-2021-34925
CVE-2021-34925 arises due to a lack of proper validation of user-supplied data length before copying it to a stack-based buffer. This vulnerability allows attackers to execute code within the current process context.
Vulnerability Description
The flaw exists within the parsing of JT files in Bentley View 10.15.0.75, enabling attackers to exploit the buffer overflow and execute malicious code.
Affected Systems and Versions
Bentley View version 10.15.0.75 is the only confirmed affected version by this vulnerability.
Exploitation Mechanism
To exploit CVE-2021-34925, attackers need to lure users into interacting with a malicious page or file, allowing them to execute arbitrary code.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-34925, immediate steps should be taken to secure the affected systems and prevent further exploitation.
Immediate Steps to Take
Users are advised to avoid visiting suspicious websites or opening untrusted files to prevent potential attacks leveraging this vulnerability.
Long-Term Security Practices
Implementing robust security measures, such as network segmentation, strict file validation, and regular security updates, can enhance the overall security posture and prevent future vulnerabilities.
Patching and Updates
Vendor patches or security updates should be applied promptly to address and mitigate CVE-2021-34925 in Bentley View 10.15.0.75.