CVE-2020-4060 : What You Need to Know

LoRa Basics Station before 2.0.4 is affected by a Use After Free vulnerability leading to memory corruption triggered by specific responses from the CUPS server.

Understanding CVE-2020-4060

In this CVE, a vulnerability in LoRa Basics Station could be exploited by an attacker to crash the process by accessing freed memory.

What is CVE-2020-4060?

The vulnerability in LoRa Basics Station before version 2.0.4 allows an attacker to trigger a Use After Free scenario by manipulating responses from the CUPS server.

The Impact of CVE-2020-4060

The vulnerability could lead to memory corruption and process crashes on 32-bit machines running LoRa Basics Station before version 2.0.4.

Technical Details of CVE-2020-4060

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The Use After Free vulnerability in LoRa Basics Station before 2.0.4 allows attackers to crash the process by accessing freed memory, triggered by specific responses from the CUPS server.

Affected Systems and Versions

Product: LoRa Basics Station
Vendor: LoRa Basics
Versions Affected: < 2.0.4

Exploitation Mechanism

The vulnerability is triggered by responses from the CUPS server with specific characteristics, causing memory corruption and process crashes.

Mitigation and Prevention

Protect your systems from CVE-2020-4060 with the following steps:

Immediate Steps to Take

Update LoRa Basics Station to version 2.0.4 to fix the vulnerability.
Ensure mutual authentication over TLS for CUPS transactions.

Long-Term Security Practices

Regularly update software and firmware to patch vulnerabilities.
Implement strong authentication mechanisms to prevent unauthorized access.

Patching and Updates

Apply patches and updates provided by LoRa Basics to address security issues.