CVE-2021-31726 Explained : Impact and Mitigation
Discover the details of CVE-2021-31726, a vulnerability in Akuvox C315 115.116.2613 that permits remote command injection. Learn about the impact, technical specifics, affected systems, exploitation, and mitigation strategies.
Akuvox C315 115.116.2613 is vulnerable to remote command injection through the cfgd_server service, enabling attackers to send a payload to port 189. This CVE was published on April 25, 2021, by MITRE.
Understanding CVE-2021-31726
This section will cover the details of CVE-2021-31726, including the vulnerability description, impact, affected systems, exploitation mechanism, mitigation, and prevention methods.
What is CVE-2021-31726?
CVE-2021-31726 refers to a remote command injection vulnerability in Akuvox C315 115.116.2613, allowing unauthorized individuals to execute commands by sending a malicious payload to port 189.
The Impact of CVE-2021-31726
The exploitation of this vulnerability can result in unauthorized remote code execution and potentially lead to a complete compromise of the affected device or network.
Technical Details of CVE-2021-31726
In this section, we will delve into the specifics of CVE-2021-31726, such as the vulnerability description, affected systems, versions, and the exploitation mechanism.
Vulnerability Description
Akuvox C315 115.116.2613 is susceptible to remote command injection through the cfgd_server service, enabling threat actors to send a payload to port 189, typically set to the default root address 0.0.0.0.
Affected Systems and Versions
The vulnerability affects Akuvox C315 version 115.116.2613.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending a crafted payload to port 189, potentially leading to the execution of arbitrary commands on the target device.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-31726, immediate actions, as well as long-term security practices and patching procedures, are imperative.
Immediate Steps to Take
Immediately restrict network access to the affected device, apply vendor-provided patches or workarounds, and monitor for any signs of unauthorized activity.
Long-Term Security Practices
Implement network segmentation, regularly update and patch devices, conduct security assessments, and educate users on best security practices to enhance overall cybersecurity posture.
Patching and Updates
Stay informed about security updates and patches released by Akuvox, and promptly apply them to vulnerable systems to address the CVE-2021-31726 vulnerability.