CVE-2021-38260 : What You Need to Know

NXP MCUXpresso SDK v2.7.0 has been identified with a critical buffer overflow vulnerability in the function USB_HostParseDeviceConfigurationDescriptor().

Understanding CVE-2021-38260

This section delves into the impact, technical details, and mitigation strategies associated with CVE-2021-38260.

What is CVE-2021-38260?

CVE-2021-38260 highlights a buffer overflow flaw found in NXP MCUXpresso SDK v2.7.0 within the USB_HostParseDeviceConfigurationDescriptor() function.

The Impact of CVE-2021-38260

The presence of this vulnerability could potentially allow attackers to execute arbitrary code or trigger a denial of service (DoS) condition on affected systems.

Technical Details of CVE-2021-38260

Explore the specifics of the vulnerability including the description, affected systems, versions, and the exploitation mechanism.

Vulnerability Description

A buffer overflow issue exists in the USB_HostParseDeviceConfigurationDescriptor() function within NXP MCUXpresso SDK v2.7.0, posing a critical security risk.

Affected Systems and Versions

The vulnerability affects all instances of NXP MCUXpresso SDK v2.7.0, exposing systems utilizing this version to potential exploitation.

Exploitation Mechanism

By crafting a malicious USB device configuration descriptor, threat actors could exploit this vulnerability to compromise targeted systems.

Mitigation and Prevention

Learn about the immediate steps to take and long-term security practices necessary to address and prevent CVE-2021-38260.

Immediate Steps to Take

It is advised to apply relevant patches and updates provided by NXP to remediate the vulnerability efficiently.

Long-Term Security Practices

Developing a robust cybersecurity posture including network segmentation, access controls, and regular security assessments is crucial for long-term protection.

Patching and Updates

Stay informed about security advisories and apply patches released by NXP promptly to safeguard systems from potential exploitation.