CVE-2022-37780 : What You Need to Know

Phicomm routers models FIR151B A2, FIR302E A2, FIR300B A2, and FIR303B A2 with version V3.0.1.17 are found to have a critical remote command execution (RCE) vulnerability through the pingAddr parameter in the tracert function.

Understanding CVE-2022-37780

This section delves into the details of the CVE-2022-37780 vulnerability.

What is CVE-2022-37780?

The CVE-2022-37780 vulnerability affects Phicomm routers, allowing attackers to execute remote commands via a specific parameter, posing a severe security risk.

The Impact of CVE-2022-37780

The presence of this vulnerability enables threat actors to potentially take control of affected routers, leading to unauthorized remote command execution, data theft, or network disruption.

Technical Details of CVE-2022-37780

Explore the technical aspects of the CVE-2022-37780 vulnerability below.

Vulnerability Description

The vulnerability lies in the pingAddr parameter of the tracert function in Phicomm routers, granting unauthorized individuals the ability to run arbitrary commands remotely.

Affected Systems and Versions

Phicomm models FIR151B A2, FIR302E A2, FIR300B A2, and FIR303B A2 with firmware version V3.0.1.17 are impacted by this vulnerability.

Exploitation Mechanism

Cyber attackers can exploit this flaw by manipulating the pingAddr parameter, allowing them to inject and execute malicious commands on the affected routers.

Mitigation and Prevention

Protect your systems from CVE-2022-37780 by implementing the following security measures.

Immediate Steps to Take

Immediately update the firmware of the affected Phicomm routers to a patched version to mitigate the RCE risk. Additionally, ensure to restrict access to the routers from untrusted networks.

Long-Term Security Practices

Regularly monitor for security updates and patches released by Phicomm. Implement network segmentation and access controls to minimize the attack surface and enhance overall network security.

Patching and Updates

Stay informed about security advisories from Phicomm and promptly apply any new patches or updates to ensure the continued security of your routers.