CVE-2020-15916 Explained : Impact and Mitigation

A vulnerability in the goform/AdvSetLanip endpoint on Tenda AC15 AC1900 15.03.05.19 devices allows remote attackers to execute arbitrary system commands via shell metacharacters in the lanIp POST parameter.

Understanding CVE-2020-15916

This CVE identifies a security issue in Tenda AC15 AC1900 15.03.05.19 devices that can be exploited by attackers to run unauthorized system commands remotely.

What is CVE-2020-15916?

The vulnerability in the goform/AdvSetLanip endpoint on Tenda AC15 AC1900 15.03.05.19 devices enables malicious actors to execute arbitrary system commands using shell metacharacters in the lanIp POST parameter.

The Impact of CVE-2020-15916

Exploiting this vulnerability can lead to unauthorized access and control over the affected devices, potentially resulting in data theft, system manipulation, or further network compromise.

Technical Details of CVE-2020-15916

This section delves into the specifics of the vulnerability.

Vulnerability Description

The flaw in the goform/AdvSetLanip endpoint on Tenda AC15 AC1900 15.03.05.19 devices allows attackers to execute system commands through manipulation of the lanIp POST parameter.

Affected Systems and Versions

Affected Systems: Tenda AC15 AC1900 15.03.05.19 devices
Affected Versions: Not specified

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting shell metacharacters into the lanIp POST parameter, enabling the execution of unauthorized system commands.

Mitigation and Prevention

Protecting systems from CVE-2020-15916 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply security patches or updates provided by Tenda for the affected devices.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.
Educate users and administrators about safe practices to prevent exploitation of vulnerabilities.

Patching and Updates

Ensure that the Tenda AC15 AC1900 15.03.05.19 devices are updated with the latest patches and security fixes to mitigate the risk of exploitation.