CVE-2021-29326 Explained : Impact and Mitigation
Learn about CVE-2021-29326, a heap buffer overflow vulnerability in OpenSource Moddable v10.5.0. Understand the impact, technical details, affected systems, mitigation steps, and prevention methods.
OpenSource Moddable v10.5.0 has been found to have a heap buffer overflow vulnerability in the fxIDToString function located in /moddable/xs/sources/xsSymbol.c.
Understanding CVE-2021-29326
This section will cover the details of the CVE-2021-29326 vulnerability, its impact, technical description, affected systems, exploitation mechanism, mitigation, and prevention methods.
What is CVE-2021-29326?
CVE-2021-29326 refers to a heap buffer overflow vulnerability found in OpenSource Moddable v10.5.0 in the fxIDToString function.
The Impact of CVE-2021-29326
The vulnerability could potentially allow an attacker to execute arbitrary code by exploiting the heap buffer overflow.
Technical Details of CVE-2021-29326
This section will delve into the technical aspects of the CVE-2021-29326 vulnerability.
Vulnerability Description
The vulnerability exists in the fxIDToString function within /moddable/xs/sources/xsSymbol.c of OpenSource Moddable v10.5.0.
Affected Systems and Versions
The affected version is v10.5.0 of OpenSource Moddable.
Exploitation Mechanism
Attackers can potentially exploit this vulnerability to trigger a heap buffer overflow and execute malicious code.
Mitigation and Prevention
This section will outline steps to mitigate and prevent exploitation of CVE-2021-29326.
Immediate Steps to Take
Users are advised to update to a patched version of OpenSource Moddable to prevent exploitation.
Long-Term Security Practices
Implementing secure coding practices and regular security assessments can help prevent similar vulnerabilities.
Patching and Updates
Regularly check for updates and patches from the OpenSource Moddable project to address security issues.