CVE-2019-11535 : What You Need to Know

Linksys WiFi extender products (RE6400 and RE6300) up to version 1.2.04.022 are vulnerable to remote command execution due to unsanitized user input.

Understanding CVE-2019-11535

This CVE involves a security vulnerability in the web interface of specific Linksys WiFi extender products, allowing attackers to execute commands remotely.

What is CVE-2019-11535?

The vulnerability in Linksys WiFi extender products (RE6400 and RE6300) up to version 1.2.04.022 permits remote attackers to run commands on the system, accessing OS configurations and commands not intended for web UI use.

The Impact of CVE-2019-11535

This vulnerability enables unauthorized individuals to gain access to sensitive system configurations and execute commands, potentially compromising the device and network security.

Technical Details of CVE-2019-11535

The technical aspects of this CVE are as follows:

Vulnerability Description

The issue arises from unsanitized user input in the web interface of Linksys WiFi extender products.

Affected Systems and Versions

Linksys WiFi extender products RE6400 and RE6300 up to version 1.2.04.022.

Exploitation Mechanism

Remote attackers can exploit this vulnerability to execute commands on the system, granting access to unauthorized OS configurations.

Mitigation and Prevention

To address CVE-2019-11535, consider the following steps:

Immediate Steps to Take

Update the affected Linksys WiFi extender products to the latest firmware version.
Restrict access to the web interface of the devices.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Implement network segmentation to limit the impact of potential breaches.

Patching and Updates

Apply patches and updates provided by Linksys to mitigate the vulnerability and enhance device security.