CVE-2019-6000 : What You Need to Know

A vulnerability has been discovered in the PTP (Picture Transfer Protocol) of Canon's EOS series digital cameras and certain PowerShot models, allowing attackers to render the affected devices unresponsive or execute arbitrary code.

Understanding CVE-2019-6000

What is CVE-2019-6000?

The CVE-2019-6000 vulnerability affects EOS series digital cameras and specific PowerShot models, enabling attackers on the same network segment to disrupt the device's functionality or run unauthorized code.

The Impact of CVE-2019-6000

The vulnerability in Canon cameras and PowerShot devices poses a significant security risk, potentially leading to denial of service or remote code execution by malicious actors.

Technical Details of CVE-2019-6000

Vulnerability Description

The buffer overflow in the PTP of affected Canon cameras and PowerShot models allows attackers to exploit the sendhostinfo command to disrupt device operations or execute arbitrary code.

Affected Systems and Versions

EOS series digital cameras (e.g., EOS-1D X, EOS 5D MARK IV) with specific firmware versions
PowerShot SX740 HS, PowerShot SX70 HS, and PowerShot G5Xmark II with particular firmware versions

Exploitation Mechanism

Attackers within the same network segment can trigger unresponsiveness or execute unauthorized code on vulnerable Canon cameras and PowerShot devices using the sendhostinfo command.

Mitigation and Prevention

Immediate Steps to Take

Disable network connectivity on the affected devices if not required
Implement network segmentation to isolate vulnerable devices
Regularly monitor for suspicious network activity

Long-Term Security Practices

Keep camera firmware up to date with the latest patches
Follow best practices for network security and access control

Patching and Updates

Canon has released firmware updates to address the CVE-2019-6000 vulnerability. Ensure all affected devices are promptly updated with the latest firmware.