CVE-2018-11560 : What You Need to Know

In June 2018, CVE-2018-11560 was published, highlighting a stack-based Buffer Overflow vulnerability in the Insteon HD IP Camera White 2864-222 devices, potentially leading to Control-Flow Hijacking.

Understanding CVE-2018-11560

This CVE identifies a critical security issue in the webService binary of Insteon HD IP Camera White 2864-222 devices.

What is CVE-2018-11560?

The vulnerability allows attackers to exploit a stack-based Buffer Overflow by using a crafted usr key, enabling Control-Flow Hijacking. By sending a long remoteIp parameter to the cgi-bin/CGIProxy.fcgi endpoint on port 34100, malicious actors can trigger this flaw.

The Impact of CVE-2018-11560

The vulnerability poses a severe risk as it can be leveraged by threat actors to execute arbitrary code, compromise the camera's functionality, and potentially gain unauthorized access to the device and its data.

Technical Details of CVE-2018-11560

This section delves into the specifics of the vulnerability.

Vulnerability Description

The stack-based Buffer Overflow in the webService binary of the Insteon HD IP Camera White 2864-222 devices allows for Control-Flow Hijacking through a manipulated usr key.

Affected Systems and Versions

Affected Systems: Insteon HD IP Camera White 2864-222 devices
Affected Versions: Not specified

Exploitation Mechanism

The vulnerability can be exploited by sending a lengthy remoteIp parameter to the cgi-bin/CGIProxy.fcgi endpoint on port 34100.

Mitigation and Prevention

Protecting systems from CVE-2018-11560 is crucial to maintaining security.

Immediate Steps to Take

Disable remote access to the camera if not required
Implement network segmentation to restrict access to the vulnerable device
Regularly monitor network traffic for any suspicious activity

Long-Term Security Practices

Keep devices up to date with the latest firmware and security patches
Conduct regular security assessments and penetration testing to identify vulnerabilities

Patching and Updates

Check for firmware updates from the vendor to address the vulnerability
Apply patches promptly to mitigate the risk of exploitation