CVE-2021-20074 : Exploit Details and Defense Strategies

Racom's MIDGE Firmware 4.4.40.105 has a vulnerability that enables users to bypass the command line interface and run unauthorized OS commands.

Understanding CVE-2021-20074

This section delves into the critical aspects of the CVE entry.

What is CVE-2021-20074?

The CVE-2021-20074 vulnerability is related to improper neutralization of special elements in an OS command, specifically OS command injection in Racom's MIDGE Firmware version 4.4.40.105.

The Impact of CVE-2021-20074

This vulnerability allows threat actors to execute arbitrary OS commands, posing a significant security risk to affected systems.

Technical Details of CVE-2021-20074

Here we explore the technical specifics of the CVE.

Vulnerability Description

The flaw in Racom's MIDGE Firmware 4.4.40.105 enables users to escape the command line interface and gain unauthorized access to execute malicious OS commands.

Affected Systems and Versions

The vulnerability affects Racom MIDGE Firmware version 4.4.40.105.

Exploitation Mechanism

By exploiting this vulnerability, attackers can execute unauthorized OS commands on the affected system, potentially leading to further compromise.

Mitigation and Prevention

This section provides guidance on addressing the CVE issue.

Immediate Steps to Take

Users are advised to update Racom MIDGE Firmware to a patched version to mitigate the vulnerability. Additionally, restrict access to vulnerable devices.

Long-Term Security Practices

Implement robust security measures such as network segmentation, least privilege access, and regular security assessments to fortify the system against similar threats.

Patching and Updates

Regularly monitor for security updates from Racom and apply patches promptly to safeguard against potential exploits.