CVE-2020-25755 : What You Need to Know
Discover the CVE-2020-25755 vulnerability in Enphase Envoy devices allowing remote authenticated users to execute arbitrary commands. Learn about impacts, affected systems, and mitigation steps.
An issue was discovered on Enphase Envoy R3.x and D4.x (and other current) devices. The upgrade_start function in /installer/upgrade_start allows remote authenticated users to execute arbitrary commands via the force parameter.
Understanding CVE-2020-25755
This CVE identifies a vulnerability in Enphase Envoy devices that could be exploited by remote authenticated users to run arbitrary commands.
What is CVE-2020-25755?
The CVE-2020-25755 vulnerability allows attackers to execute unauthorized commands on Enphase Envoy R3.x and D4.x devices through a specific function.
The Impact of CVE-2020-25755
This vulnerability poses a significant risk as it enables remote authenticated users to carry out malicious activities on affected devices, potentially leading to unauthorized access and control.
Technical Details of CVE-2020-25755
Enphase Envoy devices are affected by a flaw that allows unauthorized command execution.
Vulnerability Description
The upgrade_start function in /installer/upgrade_start is the specific point of weakness that permits the execution of arbitrary commands by authenticated users.
Affected Systems and Versions
- Enphase Envoy R3.x and D4.x devices
- Other current Enphase Envoy models
Exploitation Mechanism
Attackers can exploit the CVE-2020-25755 vulnerability by manipulating the force parameter within the upgrade_start function to execute unauthorized commands.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.
Immediate Steps to Take
- Apply security patches provided by Enphase to fix the vulnerability
- Monitor device logs for any suspicious activities
- Restrict network access to the Enphase Envoy devices
Long-Term Security Practices
- Regularly update firmware and software on Enphase Envoy devices
- Conduct security assessments and penetration testing to identify vulnerabilities
- Educate users on best security practices to prevent unauthorized access
Patching and Updates
Enphase is likely to release patches to address the CVE-2020-25755 vulnerability. Ensure timely installation of these patches to secure the devices against potential exploitation.