CVE-2020-25048 : Security Advisory and Response

An issue was discovered on Samsung mobile devices with Q(10.0) (with ONEUI 2.1) software, allowing unauthenticated downloads in the Lockscreen state through the Quick Share feature.

Understanding CVE-2020-25048

This CVE identifies a vulnerability on Samsung mobile devices that enables file injection via the Quick Share feature in the Lockscreen state.

What is CVE-2020-25048?

The vulnerability in Samsung mobile devices with Q(10.0) software allows unauthenticated downloads, posing a security risk for users.

The Impact of CVE-2020-25048

The vulnerability permits unauthorized downloads, potentially leading to malicious file injections and compromising user data on affected devices.

Technical Details of CVE-2020-25048

This section provides detailed technical information about the CVE.

Vulnerability Description

The issue on Samsung devices with Q(10.0) software enables unauthenticated downloads through the Quick Share feature in the Lockscreen state, facilitating file injection.

Affected Systems and Versions

Product: Samsung mobile devices
Software: Q(10.0) with ONEUI 2.1
Version: Not applicable

Exploitation Mechanism

The vulnerability allows attackers to inject malicious files into the device by exploiting the unauthenticated download capability in the Lockscreen state.

Mitigation and Prevention

Protecting devices from CVE-2020-25048 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable Quick Share feature on Samsung devices to prevent unauthorized downloads.
Regularly monitor security updates from Samsung for patches addressing this vulnerability.

Long-Term Security Practices

Keep devices updated with the latest software versions and security patches.
Educate users on safe practices to avoid downloading files from untrusted sources.

Patching and Updates

Samsung may release security updates to address CVE-2020-25048. Stay informed about official patches and apply them promptly to secure your device.