CVE-2023-30547 : Vulnerability Insights and Analysis
Explore the impact and mitigation strategies for CVE-2023-30547, a critical sandbox escape flaw in vm2 module versions up to 3.9.16. Learn how to protect your systems from potential exploitation.
A critical vulnerability in the vm2 sandbox escape has been identified, potentially allowing attackers to execute arbitrary code in the host context. This article provides an in-depth analysis of CVE-2023-30547 and offers mitigation strategies.
Understanding CVE-2023-30547
This section delves into the nature and impact of the vulnerability.
What is CVE-2023-30547?
CVE-2023-30547 relates to a sandbox escape issue in the vm2 module, versions up to 3.9.16. Attackers can exploit this vulnerability to execute unsanitized host exceptions and run malicious code in the host environment.
The Impact of CVE-2023-30547
The vulnerability's high severity level (CVSS base score of 9.8) indicates a critical threat with significant confidentiality, integrity, and availability risks.
Technical Details of CVE-2023-30547
Explore the technical aspects of the vulnerability and affected systems.
Vulnerability Description
The flaw lies in the improper exception sanitization of vm2, enabling attackers to bypass security mechanisms and execute unauthorized code within the host environment.
Affected Systems and Versions
- The vulnerability affects vm2 versions up to 3.9.16.
- Users must upgrade to version 3.9.17 to mitigate the risk.
Exploitation Mechanism
Attackers can trigger the vulnerability by raising an unsanitized exception inside
handleException()Mitigation and Prevention
Learn how to protect your systems from CVE-2023-30547 and prevent potential exploitation.
Immediate Steps to Take
- Upgrade vm2 to version 3.9.17 to patch the vulnerability.
- Implement strong input validation to prevent malicious code execution.
Long-Term Security Practices
- Regularly update software components to avoid known vulnerabilities.
- Monitor security advisories and patches released by the vendor.
Patching and Updates
Maintaining up-to-date software versions is crucial to prevent security breaches and ensure a secure computing environment.