CVE-2020-27555 : What You Need to Know

This CVE involves the use of default credentials for the telnet server in BASETech GE-131 BT-1837836 firmware 20180921, enabling remote attackers to execute arbitrary system commands as the root user.

Understanding CVE-2020-27555

This vulnerability allows unauthorized individuals to gain root access to the system through the telnet server.

What is CVE-2020-27555?

The exploitation of default credentials in the telnet server of BASETech GE-131 BT-1837836 firmware 20180921 permits attackers to run unauthorized system commands with elevated privileges.

The Impact of CVE-2020-27555

The vulnerability poses a severe risk as it enables attackers to take full control of the affected system, potentially leading to unauthorized access, data theft, or system manipulation.

Technical Details of CVE-2020-27555

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The issue arises from the use of default credentials in the telnet server, allowing attackers to execute commands as the root user.

Affected Systems and Versions

Product: BASETech GE-131 BT-1837836 firmware 20180921
Vendor: BASETech
Version: n/a

Exploitation Mechanism

Attackers can exploit this vulnerability remotely by leveraging the default credentials in the telnet server to gain root access.

Mitigation and Prevention

Protecting systems from CVE-2020-27555 requires immediate action and long-term security measures.

Immediate Steps to Take

Disable telnet services if not essential for operations.
Change default credentials to strong, unique passwords.
Implement network segmentation to limit access to critical systems.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Conduct security audits and penetration testing to identify and address weaknesses.

Patching and Updates

Apply patches or updates provided by BASETech to address the vulnerability and enhance system security.