Learn about CVE-2021-27148, a critical vulnerability in FiberHome HG6245D devices allowing unauthorized access using hardcoded credentials. Find mitigation steps here.
This article provides details about CVE-2021-27148, which is a vulnerability found in FiberHome HG6245D devices through RP2613 where hardcoded credentials are present in the web daemon.
Understanding CVE-2021-27148
This section delves into the nature of the vulnerability and its impact.
What is CVE-2021-27148?
The CVE-2021-27148 vulnerability involves the presence of hardcoded telecomadmin / nE7jA%5m credentials in the web daemon of FiberHome HG6245D devices through RP2613.
The Impact of CVE-2021-27148
The impact of this vulnerability is significant as it allows unauthorized individuals to access the ISP's network using the hardcoded credentials.
Technical Details of CVE-2021-27148
This section covers specific technical aspects of the vulnerability.
Vulnerability Description
The issue arises from the inclusion of hardcoded credentials in the web daemon code, posing a serious security risk.
Affected Systems and Versions
All FiberHome HG6245D devices through RP2613 are affected by this vulnerability.
Exploitation Mechanism
Cyber attackers can exploit this vulnerability by using the hardcoded credentials to gain unauthorized access to the ISP's network.
Mitigation and Prevention
Here, we discuss steps to mitigate and prevent exploitation of CVE-2021-27148.
Immediate Steps to Take
To address this issue, users should change the default credentials on affected devices and implement strong, unique passwords.
Long-Term Security Practices
Regularly updating firmware and monitoring for any unauthorized access attempts are essential long-term security practices.
Patching and Updates
Vendors should release patches that eliminate the presence of hardcoded credentials and encourage users to apply these updates promptly.