CVE-2019-14334 : Exploit Details and Defense Strategies

A vulnerability has been identified in D-Link 6600-AP, DWL-3600AP, and DWL-8610AP Ax 4.2.0.14 21/03/2019 devices, allowing for the extraction of post-authenticated Certificates and RSA Private Keys through an insecure HTTP command.

Understanding CVE-2019-14334

This CVE pertains to a security flaw in specific D-Link devices that enables unauthorized access to sensitive information.

What is CVE-2019-14334?

The vulnerability in D-Link devices permits the extraction of post-authenticated Certificates and RSA Private Keys via an insecure HTTP command named sslcert-get.cgi.

The Impact of CVE-2019-14334

The exploitation of this vulnerability could lead to unauthorized access to sensitive data, potentially compromising the security and confidentiality of the affected devices.

Technical Details of CVE-2019-14334

This section delves into the technical aspects of the CVE.

Vulnerability Description

The flaw allows malicious actors to extract post-authenticated Certificates and RSA Private Keys through the insecure HTTP command sslcert-get.cgi on the affected D-Link devices.

Affected Systems and Versions

D-Link 6600-AP
DWL-3600AP
DWL-8610AP Ax 4.2.0.14 21/03/2019 devices

Exploitation Mechanism

The vulnerability can be exploited by sending a specifically crafted HTTP request to the sslcert-get.cgi command, enabling unauthorized extraction of sensitive data.

Mitigation and Prevention

Protecting systems from CVE-2019-14334 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable remote access to the affected devices if not required
Implement network segmentation to restrict access to vulnerable devices
Monitor network traffic for any suspicious activity

Long-Term Security Practices

Regularly update firmware and security patches for D-Link devices
Conduct security assessments and penetration testing to identify vulnerabilities
Educate users on secure practices and the importance of device security

Patching and Updates

Ensure that the latest firmware updates and security patches provided by D-Link are promptly applied to mitigate the vulnerability.