CVE-2019-16288 : Security Advisory and Response

This CVE-2019-16288 article provides insights into a vulnerability affecting Tenda N301 wireless routers when processing specific POST requests.

Understanding CVE-2019-16288

This section delves into the details of the CVE-2019-16288 vulnerability.

What is CVE-2019-16288?

When a goform/setWifi POST request is sent to Tenda N301 routers with an extended string in the wifiSSID parameter, it triggers a device crash.

The Impact of CVE-2019-16288

The vulnerability can lead to a denial of service (DoS) condition, disrupting network services and potentially causing downtime.

Technical Details of CVE-2019-16288

Exploring the technical aspects of the CVE-2019-16288 vulnerability.

Vulnerability Description

A lengthy string in the wifiSSID parameter of a goform/setWifi POST request on Tenda N301 routers results in a device crash.

Affected Systems and Versions

Affected Product: Tenda N301 wireless routers
Affected Version: Not specified

Exploitation Mechanism

The vulnerability is exploited by sending a specially crafted POST request with an extended string in the wifiSSID parameter.

Mitigation and Prevention

Understanding how to mitigate and prevent the CVE-2019-16288 vulnerability.

Immediate Steps to Take

Avoid sending malicious POST requests with lengthy strings to the wifiSSID parameter.
Implement network-level protections to filter out potentially harmful requests.

Long-Term Security Practices

Regularly update router firmware to patch known vulnerabilities.
Conduct security assessments to identify and address potential weaknesses in network devices.

Patching and Updates

Check for firmware updates provided by Tenda for the N301 routers.
Apply patches promptly to mitigate the risk of exploitation.