CVE-2020-26879 : Exploit Details and Defense Strategies

Ruckus vRioT through 1.5.1.0.21 has an API backdoor that allows unauthenticated attackers to interact with the service API.

Understanding CVE-2020-26879

Ruckus vRioT through 1.5.1.0.21 has a hardcoded API backdoor in validate_token.py, enabling unauthorized access to the service API.

What is CVE-2020-26879?

This CVE refers to a vulnerability in Ruckus vRioT through version 1.5.1.0.21 that permits unauthenticated attackers to exploit an API backdoor.

The Impact of CVE-2020-26879

The presence of the API backdoor allows unauthorized individuals to interact with the service API by utilizing a specific value as the Authorization header.

Technical Details of CVE-2020-26879

Ruckus vRioT through 1.5.1.0.21 is affected by a critical security issue due to the hardcoded API backdoor.

Vulnerability Description

The vulnerability in Ruckus vRioT allows unauthenticated attackers to access the service API through a backdoor value in the Authorization header.

Affected Systems and Versions

Product: Ruckus vRioT
Versions affected: up to 1.5.1.0.21

Exploitation Mechanism

Attackers can exploit this vulnerability by sending requests to the service API with the backdoor value as the Authorization header.

Mitigation and Prevention

Immediate action is necessary to secure systems against potential exploitation of this vulnerability.

Immediate Steps to Take

Disable external access to the service API if not required.
Monitor network traffic for any suspicious activity.
Apply vendor-supplied patches or updates promptly.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Implement strong authentication mechanisms to prevent unauthorized access.

Patching and Updates

Refer to Ruckus' security bulletin for specific patch details and instructions on addressing CVE-2020-26879.