CVE-2021-46349 : Exploit Details and Defense Strategies
Learn about CVE-2021-46349, a security vulnerability in JerryScript 3.0.0 where an assertion check fails, potentially leading to system compromise. Find mitigation steps and update recommendations here.
JerryScript 3.0.0 contains a vulnerability where an assertion check fails, leading to potential security issues.
Understanding CVE-2021-46349
JerryScript 3.0.0 vulnerability due to assertion check failure.
What is CVE-2021-46349?
An assertion 'type == ECMA_OBJECT_TYPE_GENERAL || type == ECMA_OBJECT_TYPE_PROXY' fails in JerryScript 3.0.0.
The Impact of CVE-2021-46349
- The vulnerability could be exploited to compromise the security of systems using JerryScript 3.0.0.
Technical Details of CVE-2021-46349
JerryScript 3.0.0 vulnerability technical details.
Vulnerability Description
- A specific assertion check fails at a particular location in JerryScript.
Affected Systems and Versions
- Affected version: JerryScript 3.0.0
Exploitation Mechanism
- Attackers can potentially leverage this vulnerability to execute malicious code or disrupt system operations.
Mitigation and Prevention
Steps to mitigate CVE-2021-46349.
Immediate Steps to Take
- Update JerryScript to a patched version that addresses the assertion check issue.
- Monitor for any unusual activities on systems using JerryScript 3.0.0.
Long-Term Security Practices
- Regularly update and patch all software components to prevent known vulnerabilities.
Patching and Updates
- Ensure timely application of security patches and updates to JerryScript to eliminate this vulnerability.