CVE-2022-27276 Explained : Impact and Mitigation

InHand Networks InRouter 900 Industrial 4G Router before v1.0.0.r11700 has been found to have a remote code execution (RCE) vulnerability, allowing attackers to exploit the function sub_10F2C using a specially crafted packet.

Understanding CVE-2022-27276

This CVE involves a critical vulnerability in the InRouter 900 Industrial 4G Router that can be exploited for remote code execution.

What is CVE-2022-27276?

The CVE-2022-27276 relates to a specific vulnerability in the InRouter 900 Industrial 4G Router software that enables attackers to execute arbitrary code remotely.

The Impact of CVE-2022-27276

This vulnerability could be exploited by malicious actors to take control of affected devices, leading to unauthorized access and potential disruptions to operations.

Technical Details of CVE-2022-27276

Below are the technical details associated with CVE-2022-27276:

Vulnerability Description

The vulnerability stems from a flaw in the function sub_10F2C of the InRouter 900 Industrial 4G Router software, allowing the execution of arbitrary remote code.

Affected Systems and Versions

The vulnerability affects versions of the InRouter 900 Industrial 4G Router software prior to v1.0.0.r11700.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending a specifically crafted packet to the targeted device, triggering the remote code execution.

Mitigation and Prevention

To address CVE-2022-27276 and enhance the security posture of the affected systems, the following steps are recommended:

Immediate Steps to Take

Upgrade to the latest version of the InRouter 900 Industrial 4G Router software that contains a patch addressing the vulnerability.
Implement network segmentation to restrict unauthorized access to critical devices.

Long-Term Security Practices

Regularly monitor for security updates and patches released by the vendor.
Conduct security audits and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Ensure timely deployment of software updates and patches provided by InHand Networks to mitigate the CVE-2022-27276 vulnerability.