CVE-2019-15528 : Security Advisory and Response

A vulnerability has been found on D-Link DIR-823G devices running firmware version V1.0.2B05. The vulnerability allows command injection through HNAP1, exploiting shell metacharacters in the Interface field of the SetStaticRouteSettings function.

Understanding CVE-2019-15528

This CVE identifies a critical security issue affecting D-Link DIR-823G devices.

What is CVE-2019-15528?

The vulnerability in CVE-2019-15528 enables attackers to execute commands on the affected devices by manipulating specific fields.

The Impact of CVE-2019-15528

Exploiting this vulnerability can lead to unauthorized command execution, potentially compromising the device's security and integrity.

Technical Details of CVE-2019-15528

This section provides detailed technical insights into the CVE.

Vulnerability Description

The vulnerability in D-Link DIR-823G devices with firmware V1.0.2B05 allows command injection through HNAP1, leveraging shell metacharacters in the Interface field.

Affected Systems and Versions

Affected Device: D-Link DIR-823G
Firmware Version: V1.0.2B05

Exploitation Mechanism

Attackers can exploit this vulnerability by inserting shell metacharacters within the Interface field of the SetStaticRouteSettings function.

Mitigation and Prevention

Protecting systems from CVE-2019-15528 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update the firmware to the latest version provided by D-Link.
Implement strong authentication mechanisms to prevent unauthorized access.

Long-Term Security Practices

Regularly monitor and audit device logs for any suspicious activities.
Conduct security assessments and penetration testing to identify and address vulnerabilities.

Patching and Updates

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