CVE-2021-27145 : What You Need to Know

An issue was discovered on FiberHome HG6245D devices through RP2613 where the web daemon contains hardcoded admin/lnadmin credentials for an ISP.

Understanding CVE-2021-27145

This CVE describes a vulnerability found in FiberHome HG6245D devices that could allow unauthorized access due to hardcoded credentials.

What is CVE-2021-27145?

CVE-2021-27145 highlights a security issue present in FiberHome HG6245D devices running RP2613, exposing admin/lnadmin credentials.

The Impact of CVE-2021-27145

The presence of hardcoded credentials poses a significant security risk as attackers could exploit this vulnerability to gain unauthorized access to sensitive information or take control of the affected devices.

Technical Details of CVE-2021-27145

This section covers the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability allows attackers to log in with admin/lnadmin credentials without authentication, leading to unauthorized access.

Affected Systems and Versions

FiberHome HG6245D devices running RP2613 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the hardcoded credentials to gain unauthorized access to the web interface of the device.

Mitigation and Prevention

Protecting systems from CVE-2021-27145 is crucial to ensure the security of the affected devices.

Immediate Steps to Take

Immediately change the default admin/lnadmin credentials to strong, unique passwords to mitigate the risk of unauthorized access.

Long-Term Security Practices

Implement network segmentation, regularly update firmware to patch vulnerabilities, and conduct security audits to bolster the overall security posture.

Patching and Updates

Vendor-supplied patches or firmware updates should be applied promptly to address the hardcoded credentials issue and enhance device security.