CVE-2020-18568 : Security Advisory and Response

The D-Link DSR-250 (3.14) DSR-1000N (2.11B201) UPnP service contains a command injection vulnerability that can lead to remote command execution.

Understanding CVE-2020-18568

This CVE involves a critical vulnerability in the D-Link DSR-250 and DSR-1000N routers that could allow attackers to execute commands remotely.

What is CVE-2020-18568?

The vulnerability lies in the UPnP service of the mentioned D-Link routers, enabling unauthorized remote command execution.

The Impact of CVE-2020-18568

Exploitation of this vulnerability can result in attackers executing arbitrary commands on the affected routers, potentially leading to unauthorized access and control.

Technical Details of CVE-2020-18568

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

Vulnerability Description

The D-Link DSR-250 (3.14) DSR-1000N (2.11B201) UPnP service is susceptible to a command injection flaw, allowing attackers to execute commands remotely.

Affected Systems and Versions

Product: D-Link DSR-250 (3.14) and DSR-1000N (2.11B201)
Versions: Not specified

Exploitation Mechanism

Attackers can exploit this vulnerability by sending malicious commands through the UPnP service, gaining unauthorized access to the routers.

Mitigation and Prevention

Protecting systems from CVE-2020-18568 is crucial to prevent potential security breaches.

Immediate Steps to Take

Disable UPnP on the affected routers to mitigate the risk of command injection attacks.
Regularly monitor network traffic for any suspicious activity.

Long-Term Security Practices

Keep router firmware up to date to patch known vulnerabilities.
Implement strong network security measures to prevent unauthorized access.

Patching and Updates

Check for firmware updates from D-Link and apply them promptly to address security vulnerabilities.