CVE-2018-0245 : What You Need to Know

Cisco 5500 and 8500 Series Wireless LAN Controller Software REST API vulnerability.

Understanding CVE-2018-0245

A vulnerability in the REST API of Cisco 5500 and 8500 Series Wireless LAN Controller (WLC) Software allows unauthorized access to system information.

What is CVE-2018-0245?

The vulnerability in the REST API of Cisco 5500 and 8500 Series WLC Software enables a remote attacker to view restricted system information by exploiting inadequate input validation in the API URL request.

The Impact of CVE-2018-0245

Unauthorized access to confidential system data
Risk of exposure of sensitive information
Exploitation through malicious URLs

Technical Details of CVE-2018-0245

The technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in the REST API of Cisco 5500 and 8500 Series WLC Software allows unauthenticated attackers to access system information that should be restricted.

Affected Systems and Versions

Product: Cisco 5500 and 8500 Series Wireless LAN Controller
Versions: Cisco 5500 and 8500 Series Wireless LAN Controller

Exploitation Mechanism

Attackers exploit inadequate input and validation checks in the REST API URL request
By sending harmful URLs to the REST API, attackers can gain unauthorized access to system information

Mitigation and Prevention

Steps to mitigate and prevent the vulnerability.

Immediate Steps to Take

Apply patches and updates provided by Cisco
Monitor network traffic for any suspicious activity
Restrict access to the REST API to authorized users only

Long-Term Security Practices

Regularly update and patch software and firmware
Conduct security audits and assessments periodically
Educate users on safe browsing habits and phishing awareness

Patching and Updates

Cisco has released patches to address the vulnerability
Ensure all affected systems are updated with the latest security fixes