CVE-2018-17880 : What You Need to Know

D-Link DIR-823G devices manufactured on September 19, 2018, have a vulnerability that allows unauthorized reboot via /HNAP1 RunReboot commands.

Understanding CVE-2018-17880

This CVE involves a security issue in D-Link DIR-823G devices that enables a reboot without authentication.

What is CVE-2018-17880?

The vulnerability in D-Link DIR-823G devices allows an attacker to trigger a reboot using specific commands without the need for authentication.

The Impact of CVE-2018-17880

This vulnerability can be exploited by malicious actors to disrupt the normal operation of affected devices, potentially leading to denial of service.

Technical Details of CVE-2018-17880

The technical aspects of the CVE-2018-17880 vulnerability are as follows:

Vulnerability Description

The GoAhead configuration on D-Link DIR-823G devices allows unauthorized reboot via /HNAP1 RunReboot commands.

Affected Systems and Versions

Product: D-Link DIR-823G
Vendor: D-Link
Version: Devices manufactured on September 19, 2018

Exploitation Mechanism

The vulnerability can be exploited by sending specific commands to the device without the need for authentication.

Mitigation and Prevention

To address CVE-2018-17880, consider the following mitigation strategies:

Immediate Steps to Take

Disable remote management if not required
Implement network segmentation to limit access to vulnerable devices
Monitor network traffic for any suspicious activity

Long-Term Security Practices

Regularly update firmware to patch known vulnerabilities
Conduct security assessments and penetration testing on network devices

Patching and Updates

Check for firmware updates from D-Link and apply patches promptly to mitigate the vulnerability.