CVE-2022-37777 : Vulnerability Insights and Analysis
Discover the impact of CVE-2022-37777 on Phicomm routers. Learn about the remote command execution vulnerability, affected systems, and mitigation steps to secure your network.
Phicomm routers models FIR151B A2, FIR302E A2, FIR300B A2, and FIR303B A2 with version 3.0.1.17 and earlier are affected by a remote command execution vulnerability through the trHops parameter of the tracert function.
Understanding CVE-2022-37777
This section provides detailed insights into the CVE-2022-37777 vulnerability affecting Phicomm routers.
What is CVE-2022-37777?
Phicomm FIR151B A2, FIR302E A2, FIR300B A2, and FIR303B A2 routers running version 3.0.1.17 and below are susceptible to remote command execution via the trHops parameter of the tracert function.
The Impact of CVE-2022-37777
This vulnerability allows remote attackers to execute arbitrary commands on affected routers, potentially leading to unauthorized access, data theft, and further network compromise.
Technical Details of CVE-2022-37777
Explore the technical aspects associated with CVE-2022-37777 below.
Vulnerability Description
The vulnerability in Phicomm routers stems from improper handling of input through the trHops parameter, enabling malicious users to execute commands remotely.
Affected Systems and Versions
Phicomm FIR151B A2, FIR302E A2, FIR300B A2, and FIR303B A2 routers running version 3.0.1.17 and prior versions are impacted by this security flaw.
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting specially crafted input via the trHops parameter, bypassing security controls to run unauthorized commands.
Mitigation and Prevention
Learn how to address and prevent the CVE-2022-37777 vulnerability in Phicomm routers.
Immediate Steps to Take
To mitigate the risk, users are advised to update their Phicomm routers to the latest firmware version provided by the manufacturer. Additionally, restrict access to the administration interface and enable strong authentication mechanisms.
Long-Term Security Practices
Implementing network segmentation, regular security audits, and monitoring router logs for suspicious activities contribute to enhanced network security in the long term.
Patching and Updates
Regularly check for firmware updates from Phicomm and apply patches promptly to safeguard your routers against known vulnerabilities.