CVE-2021-46577 : Vulnerability Insights and Analysis
Learn about CVE-2021-46577, a high-severity vulnerability in Bentley MicroStation CONNECT 10.16.0.80 allowing remote code execution. Find mitigation steps and long-term security practices.
This CVE involves a vulnerability in Bentley MicroStation CONNECT, version 10.16.0.80, allowing remote attackers to execute arbitrary code by exploiting a flaw in parsing JT files.
Understanding CVE-2021-46577
This CVE has a high severity rating due to its potential impact on confidentiality, integrity, and availability.
What is CVE-2021-46577?
The vulnerability in Bentley MicroStation CONNECT 10.16.0.80 permits remote attackers to execute arbitrary code by manipulating user-supplied data.
The Impact of CVE-2021-46577
The vulnerability poses a high risk level with significant impacts on confidentiality, integrity, and availability, requiring user interaction to be exploited.
Technical Details of CVE-2021-46577
The vulnerability is a result of a heap-based buffer overflow within the parsing of JT files.
Vulnerability Description
The flaw arises from inadequate validation of user-supplied data length before copying it to a heap-based buffer, enabling attackers to execute code within the current process.
Affected Systems and Versions
- Product: MicroStation CONNECT
- Vendor: Bentley
- Version: 10.16.0.80
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Local
- Privileges Required: None
- User Interaction: Required
Mitigation and Prevention
Immediate action and long-term security practices are crucial to safeguard against this vulnerability.
Immediate Steps to Take
- Update to the latest version promptly.
- Avoid visiting suspicious websites or opening unknown files.
- Apply necessary security patches and configurations.
Long-Term Security Practices
- Conduct regular security assessments.
- Train users on identifying and reporting potential security threats.
Patching and Updates
Regularly check for security updates from Bentley and apply them promptly.