CVE-2020-25465 : What You Need to Know

A Null Pointer Dereference in Moddable SDK before OS200908 can lead to a denial of service (SEGV).

Understanding CVE-2020-25465

This CVE involves a vulnerability in the Moddable SDK that can result in a denial of service due to a Null Pointer Dereference.

What is CVE-2020-25465?

The CVE-2020-25465 vulnerability occurs in the xObjectBindingFromExpression function at moddable/xs/sources/xsSyntaxical.c:3419 in the Moddable SDK before OS200908, leading to a denial of service (SEGV) due to a Null Pointer Dereference.

The Impact of CVE-2020-25465

The vulnerability can be exploited to cause a denial of service, potentially disrupting the normal operation of the affected system.

Technical Details of CVE-2020-25465

This section provides more technical insights into the CVE-2020-25465 vulnerability.

Vulnerability Description

The vulnerability involves a Null Pointer Dereference in the xObjectBindingFromExpression function at moddable/xs/sources/xsSyntaxical.c:3419 in the Moddable SDK before OS200908.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: All versions before OS200908 are affected.

Exploitation Mechanism

The vulnerability can be exploited by triggering the Null Pointer Dereference in the specified function, leading to a denial of service.

Mitigation and Prevention

To address CVE-2020-25465, follow these mitigation and prevention measures:

Immediate Steps to Take

Update to the latest version of the Moddable SDK (OS200908) to mitigate the vulnerability.
Monitor security advisories for any patches or updates related to this CVE.

Long-Term Security Practices

Regularly update software and firmware to ensure the latest security fixes are in place.
Implement secure coding practices to prevent Null Pointer Dereference vulnerabilities.

Patching and Updates

Apply patches provided by Moddable-OpenSource to fix the vulnerability.