CVE-2017-2855 : What You Need to Know

A vulnerability in the DDNS client utilized by the Foscam C1 Indoor HD Camera has been discovered, allowing attackers to potentially take control of the device.

Understanding CVE-2017-2855

This CVE involves a buffer overflow vulnerability in the Foscam C1 Indoor HD Camera's DDNS client.

What is CVE-2017-2855?

The vulnerability in the DDNS client of the Foscam C1 Indoor HD Camera can be exploited by attackers to execute buffer overflow attacks, potentially leading to complete control of the device.

The Impact of CVE-2017-2855

The impact of this vulnerability is rated as high, with a CVSS base score of 8.1. It can result in severe confidentiality, integrity, and availability impacts on affected devices.

Technical Details of CVE-2017-2855

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability allows attackers to take advantage of buffer overflow in the DDNS client of the Foscam C1 Indoor HD Camera, enabling them to compromise the device.

Affected Systems and Versions

Product: Foscam C1 Indoor HD Camera
Vendor: Foscam
Versions: Foscam Indoor IP Camera C1 Series, System Firmware Version: 1.9.3.18, Application Firmware Version: 2.52.2.43, Plug-In Version: 3.3.0.26

Exploitation Mechanism

If the device has DDNS enabled, attackers can intercept HTTP connections and establish a fraudulent HTTP server to take full control of the Foscam C1 Indoor HD Camera.

Mitigation and Prevention

Protecting against CVE-2017-2855 is crucial to ensure the security of the Foscam C1 Indoor HD Camera.

Immediate Steps to Take

Disable DDNS if not essential for device functionality
Regularly update firmware to patch known vulnerabilities

Long-Term Security Practices

Implement network segmentation to limit the impact of potential attacks
Use strong, unique passwords for device access

Patching and Updates

Stay informed about security updates from Foscam
Apply patches promptly to address known vulnerabilities