CVE-2021-29328 : Security Advisory and Response
Learn about CVE-2021-29328, a buffer over-read vulnerability in OpenSource Moddable v10.5.0. Find out the impact, technical details, affected systems, and mitigation steps.
OpenSource Moddable v10.5.0 was discovered to contain a buffer over-read vulnerability in the fxDebugThrow function at /moddable/xs/sources/xsDebug.c.
Understanding CVE-2021-29328
This CVE identifies a specific vulnerability in OpenSource Moddable version 10.5.0 that could be exploited by attackers.
What is CVE-2021-29328?
The CVE-2021-29328 is a buffer over-read vulnerability found in the fxDebugThrow function of OpenSource Moddable v10.5.0, which can be potentially exploited by threat actors.
The Impact of CVE-2021-29328
This vulnerability could allow malicious actors to read more data than intended in the fxDebugThrow function, potentially leading to information disclosure or further exploitation of the system.
Technical Details of CVE-2021-29328
Let's delve into the technical aspects of this vulnerability.
Vulnerability Description
The vulnerability exists in the fxDebugThrow function of OpenSource Moddable v10.5.0 due to a buffer over-read issue, which can be abused by attackers.
Affected Systems and Versions
The affected version is specifically identified as OpenSource Moddable v10.5.0, highlighting the versions at risk of exploitation.
Exploitation Mechanism
Attackers can exploit this vulnerability by triggering the fxDebugThrow function to read beyond the intended buffer, potentially revealing sensitive information.
Mitigation and Prevention
Discover the necessary steps to mitigate and prevent exploitation of this vulnerability.
Immediate Steps to Take
It is crucial to update to a patched version or apply relevant security measures to protect systems against potential exploitation of this vulnerability.
Long-Term Security Practices
Implementing secure coding practices and regularly updating software can help prevent similar vulnerabilities from being exploited in the future.
Patching and Updates
Stay informed about security updates for OpenSource Moddable to ensure that the latest patches are applied to protect against known vulnerabilities.