CVE-2019-6744 : Exploit Details and Defense Strategies

A weakness has been discovered in Samsung Knox 1.2.02.39 on Samsung Galaxy S9 build G9600ZHS3ARL1 Secure Folder, allowing attackers with local access to reveal sensitive information.

Understanding CVE-2019-6744

This CVE involves a vulnerability in Samsung Knox 1.2.02.39 on Samsung Galaxy S9 build G9600ZHS3ARL1 Secure Folder, potentially exposing sensitive data to attackers with physical access.

What is CVE-2019-6744?

The vulnerability in Samsung Knox 1.2.02.39 on Samsung Galaxy S9 build G9600ZHS3ARL1 Secure Folder allows local attackers to access secure container contents by exploiting a flaw in the lock screen authentication process.

The Impact of CVE-2019-6744

CVSS Base Score: 4.3 (Medium Severity)
Confidentiality Impact: High
Attack Vector: Physical
Privileges Required: Low
User Interaction: None
Vulnerability Type: Improper Access Control (CWE-284)

Technical Details of CVE-2019-6744

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from the improper validation of user authentication during the handling of the lock screen in Secure Folder, enabling unauthorized access to sensitive data.

Affected Systems and Versions

Product: Knox
Vendor: Samsung
Affected Version: 1.2.02.39 on Samsung Galaxy S9 build G9600ZHS3ARL1

Exploitation Mechanism

To exploit this vulnerability, an attacker needs physical access to the device to bypass the lock screen authentication and gain unauthorized access to the secure container.

Mitigation and Prevention

Protecting systems from CVE-2019-6744 requires immediate actions and long-term security practices.

Immediate Steps to Take

Regularly monitor physical access to devices
Implement strong authentication mechanisms
Limit access to sensitive information

Long-Term Security Practices

Conduct regular security assessments
Keep devices and software up to date

Patching and Updates

Apply security patches provided by Samsung