CVE-2018-12258 : Security Advisory and Response

A vulnerability has been found on devices named Momentum Axel 720P 5.1.8 that allows for the installation of custom firmware via an SD card, potentially leading to unauthorized access and control by attackers.

Understanding CVE-2018-12258

This CVE identifies a security issue on Momentum Axel 720P 5.1.8 devices that enables attackers to upgrade firmware through a simple SD card insertion.

What is CVE-2018-12258?

This vulnerability allows attackers physical access to the device to easily upgrade the firmware by inserting an SD card with a specific firmware file name and rebooting the device.

The Impact of CVE-2018-12258

The vulnerability poses a significant risk as attackers can potentially gain unauthorized access and control over the affected devices, compromising their security and integrity.

Technical Details of CVE-2018-12258

This section provides more technical insights into the vulnerability.

Vulnerability Description

The issue on Momentum Axel 720P 5.1.8 devices allows for unauthorized firmware upgrades via an SD card, enabling attackers to take control of the device.

Affected Systems and Versions

Product: Momentum Axel 720P 5.1.8
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can exploit this vulnerability by physically accessing the device, inserting an SD card with the firmware file 'ezviz.dav,' and rebooting the device, completing the firmware upgrade in less than a minute.

Mitigation and Prevention

Protecting against CVE-2018-12258 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable physical access to the device to prevent unauthorized firmware upgrades.
Implement strict access controls to limit physical access to sensitive devices.

Long-Term Security Practices

Regularly monitor and audit device firmware to detect any unauthorized changes.
Educate users on the risks of physical access to devices and the importance of secure firmware updates.

Patching and Updates

Apply firmware updates and patches provided by the device manufacturer to address and mitigate the vulnerability effectively.