CVE-2019-12110 : What You Need to Know

A vulnerability known as AddPortMapping Denial of Service has been discovered in MiniUPnP MiniUPnPd versions up to 2.1. This vulnerability is caused by a NULL pointer dereference found in upnpredirect.c.

Understanding CVE-2019-12110

This CVE involves a Denial of Service vulnerability in MiniUPnP MiniUPnPd versions up to 2.1 due to a NULL pointer dereference.

What is CVE-2019-12110?

CVE-2019-12110 is an AddPortMapping Denial of Service vulnerability in MiniUPnP MiniUPnPd versions up to 2.1, resulting from a NULL pointer dereference in upnpredirect.c.

The Impact of CVE-2019-12110

The vulnerability could allow an attacker to exploit the NULL pointer dereference, leading to a Denial of Service condition in affected systems.

Technical Details of CVE-2019-12110

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability is a NULL pointer dereference in upnpredirect.c in MiniUPnP MiniUPnPd versions up to 2.1, leading to a Denial of Service risk.

Affected Systems and Versions

Product: MiniUPnP MiniUPnPd
Vendor: N/A
Versions affected: Up to 2.1

Exploitation Mechanism

The vulnerability can be exploited by triggering the NULL pointer dereference in upnpredirect.c, potentially causing a Denial of Service.

Mitigation and Prevention

Protecting systems from CVE-2019-12110 is crucial to ensure security.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Monitor vendor advisories and security mailing lists for updates.

Long-Term Security Practices

Regularly update and patch software to mitigate known vulnerabilities.
Implement network security measures to detect and prevent DoS attacks.
Conduct regular security assessments and audits to identify and address vulnerabilities.

Patching and Updates

Check for patches and updates from MiniUPnPd to address the vulnerability.
Apply the latest security updates to mitigate the risk of exploitation.