CVE-2020-24246 Explained : Impact and Mitigation

Peplink Balance before 8.1.0rc1 allows an unauthenticated attacker to download PHP configuration files from Web Admin.

Understanding CVE-2020-24246

This CVE identifies a security vulnerability in Peplink Balance devices that could be exploited by an attacker to access sensitive PHP configuration files.

What is CVE-2020-24246?

CVE-2020-24246 is a security flaw in Peplink Balance devices that enables unauthorized users to retrieve PHP configuration files through the Web Admin interface.

The Impact of CVE-2020-24246

The vulnerability allows attackers to access critical PHP configuration files, potentially leading to further exploitation and unauthorized access to sensitive information.

Technical Details of CVE-2020-24246

Peplink Balance devices are affected by this vulnerability, allowing unauthenticated attackers to download PHP configuration files.

Vulnerability Description

An unauthenticated attacker can exploit this flaw to retrieve PHP configuration files (/filemanager/php/connector.php) from the Web Admin interface of Peplink Balance devices.

Affected Systems and Versions

Product: Peplink Balance
Versions affected: Before 8.1.0rc1

Exploitation Mechanism

Attackers can exploit this vulnerability by directly accessing the PHP configuration files through the specific URL (/filemanager/php/connector.php) without authentication.

Mitigation and Prevention

It is crucial to take immediate steps to secure affected systems and prevent potential exploitation.

Immediate Steps to Take

Upgrade Peplink Balance devices to version 8.1.0rc1 or newer to mitigate the vulnerability.
Restrict access to sensitive files and directories to authorized users only.

Long-Term Security Practices

Regularly monitor and update security patches on Peplink Balance devices.
Implement strong authentication mechanisms to prevent unauthorized access.

Patching and Updates

Apply the latest firmware updates provided by Peplink to address the security vulnerability.