CVE-2023-37143 : Security Advisory and Response

ChakraCore branch master cbb9b was discovered to contain a segmentation violation via the function BackwardPass::IsEmptyLoopAfterMemOp().

Understanding CVE-2023-37143

This article provides insights into the CVE-2023-37143 vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2023-37143?

CVE-2023-37143 is a vulnerability discovered in ChakraCore branch master cbb9b, leading to a segmentation violation through the function BackwardPass::IsEmptyLoopAfterMemOp().

The Impact of CVE-2023-37143

The vulnerability can potentially be exploited by attackers to execute arbitrary code or cause a denial of service, posing a significant risk to affected systems.

Technical Details of CVE-2023-37143

Here are the technical details of the CVE-2023-37143 vulnerability:

Vulnerability Description

The segmentation violation occurs within the function BackwardPass::IsEmptyLoopAfterMemOp() in ChakraCore branch master cbb9b, allowing unauthorized access to system memory.

Affected Systems and Versions

All systems utilizing ChakraCore branch master cbb9b are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious code to trigger the segmentation violation, potentially leading to unauthorized access.

Mitigation and Prevention

Protect your systems from CVE-2023-37143 with the following measures:

Immediate Steps to Take

Implement a workaround provided by the software vendor.
Monitor security advisories for patches and updates.

Long-Term Security Practices

Conduct regular security audits and vulnerability assessments.
Keep software and systems up to date with the latest patches.

Patching and Updates

Stay informed about official patches released by ChakraCore to address CVE-2023-37143.