CVE-2021-46647 : Vulnerability Insights and Analysis
Learn about CVE-2021-46647, a critical vulnerability in Bentley MicroStation CONNECT 10.16.0.80 allowing remote code execution. Explore impact, affected versions, and mitigation steps.
A vulnerability in Bentley MicroStation CONNECT 10.16.0.80 allows remote attackers to execute arbitrary code, posing a significant risk to affected systems.
Understanding CVE-2021-46647
This CVE exposes a critical vulnerability in Bentley MicroStation CONNECT 10.16.0.80, enabling attackers to execute arbitrary code remotely, emphasizing the importance of immediate mitigation.
What is CVE-2021-46647?
The vulnerability in Bentley MicroStation CONNECT 10.16.0.80 permits the execution of arbitrary code by remote attackers. It requires user interaction through visiting a malicious page or opening a malicious file.
The Impact of CVE-2021-46647
The vulnerability's impact is severe, with a CVSS base score of 7.8 (High severity) due to the potential for executing arbitrary code with high impacts on confidentiality, integrity, and availability.
Technical Details of CVE-2021-46647
This section delves into the specific technical details of the CVE to enhance understanding and preparation for mitigation.
Vulnerability Description
The vulnerability stems from improper validation of user-supplied data length before copying it to a heap-based buffer, specifically in the parsing of BMP images in Bentley MicroStation CONNECT 10.16.0.80.
Affected Systems and Versions
- Product: MicroStation CONNECT
- Vendor: Bentley
- Version: 10.16.0.80 (affected)
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Local
- Privileges Required: None
- User Interaction: Required
- Scope: Unchanged
- Exploitation involves manipulating BMP images to execute arbitrary code.
Mitigation and Prevention
To safeguard systems from CVE-2021-46647, immediate actions and long-term security practices are crucial.
Immediate Steps to Take
- Update Bentley MicroStation CONNECT to the latest version
- Implement security patches promptly
- Educate users on safe browsing habits
Long-Term Security Practices
- Conduct regular security assessments
- Monitor for suspicious activity consistently
- Enhance network and endpoint security
Patching and Updates
Regularly check for vendor security updates and apply patches promptly to address vulnerabilities.