CVE-2019-14335 : What You Need to Know

A vulnerability was identified on D-Link 6600-AP and DWL-3600AP Ax 4.2.0.14 21/03/2019 devices, allowing an attacker to cause a denial of service after successful authentication.

Understanding CVE-2019-14335

This CVE involves a post-authenticated denial of service vulnerability on specific D-Link devices.

What is CVE-2019-14335?

The vulnerability in D-Link 6600-AP and DWL-3600AP Ax 4.2.0.14 21/03/2019 devices enables an attacker to trigger a denial of service by rebooting the AP through a specific URI after authentication.

The Impact of CVE-2019-14335

The exploitation of this vulnerability can lead to a disruption in the service of the affected D-Link devices, potentially causing downtime and operational issues.

Technical Details of CVE-2019-14335

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows attackers to initiate a denial of service attack on D-Link 6600-AP and DWL-3600AP Ax 4.2.0.14 21/03/2019 devices by triggering a reboot through the admin.cgi?action=%s URI post-authentication.

Affected Systems and Versions

Devices: D-Link 6600-AP and DWL-3600AP Ax 4.2.0.14 21/03/2019
Versions: All versions of the mentioned devices are affected.

Exploitation Mechanism

Attackers can exploit this vulnerability by authenticating themselves on the affected devices and then triggering a specific URI to cause a denial of service and force a reboot.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2019-14335, consider the following steps:

Immediate Steps to Take

Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activities targeting the affected devices.
Apply firewall rules to restrict access to vulnerable URIs.

Long-Term Security Practices

Regularly update firmware and software on D-Link devices to patch known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Stay informed about security advisories from D-Link and apply patches promptly to mitigate known vulnerabilities.