CVE-2018-18442 : Vulnerability Insights and Analysis
Learn about CVE-2018-18442 affecting D-Link DCS-825L devices with firmware 1.08. Attackers can disrupt device availability through DoS attacks. Find mitigation steps here.
D-Link DCS-825L devices with firmware 1.08 are vulnerable to denial-of-service (DoS) attacks, allowing attackers to disrupt the device's availability.
Understanding CVE-2018-18442
What is CVE-2018-18442?
The vulnerability in D-Link DCS-825L devices with firmware 1.08 enables attackers to launch DoS attacks using the hping3 tool, affecting the live-online video/audio streaming feature.
The Impact of CVE-2018-18442
Attackers can disrupt the availability of the device, specifically its live-online video/audio streaming, through various types of flood attacks like SYN flooding, UDP flooding, ICMP flooding, and SYN-ACK flooding.
Technical Details of CVE-2018-18442
Vulnerability Description
The vulnerability arises from the lack of an effective method to protect against DoS attacks in D-Link DCS-825L devices with firmware 1.08.
Affected Systems and Versions
- Product: D-Link DCS-825L
- Vendor: D-Link
- Version: 1.08
Exploitation Mechanism
- Attackers exploit the vulnerability using the hping3 tool to perform an IPv4 flood attack, disrupting the device's availability.
Mitigation and Prevention
Immediate Steps to Take
- Disable remote access to the device if not required
- Implement network segmentation to isolate the device
- Monitor network traffic for any suspicious activity
Long-Term Security Practices
- Regularly update firmware to the latest version
- Implement strong network security measures
Patching and Updates
- Check for firmware updates from D-Link and apply them promptly