CVE-2022-33729 : Exploit Details and Defense Strategies

A detailed overview of CVE-2022-33729 highlighting the impact, technical details, and mitigation strategies.

Understanding CVE-2022-33729

CVE-2022-33729 is a vulnerability in Samsung Mobile Devices that allows leakage of the MAC address of a connected Bluetooth device prior to SMR Aug-2022 Release 1.

What is CVE-2022-33729?

The vulnerability arises from improper restriction of broadcasting Intent in ConfirmConnectActivity of NFC, posing a risk of exposing sensitive information.

The Impact of CVE-2022-33729

With a CVSS base score of 5.9, this vulnerability has a medium severity impact concerning confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2022-33729

Below are the specific technical details associated with CVE-2022-33729:

Vulnerability Description

Improper restriction of broadcasting Intent in ConfirmConnectActivity of NFC leaks the MAC address of the connected Bluetooth device.

Affected Systems and Versions

Samsung Mobile Devices with versions Q(10), R(11), S(12) are affected before SMR Aug-2022 Release 1.

Exploitation Mechanism

The vulnerability can be exploited locally with low attack complexity, requiring no user privileges.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2022-33729 to secure the affected systems.

Immediate Steps to Take

Users are advised to update their Samsung Mobile Devices to SMR Aug-2022 Release 1 or newer versions to mitigate the risk of MAC address leakage.

Long-Term Security Practices

Implement proper input validation mechanisms and security protocols to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly apply security updates and patches provided by Samsung Mobile to protect against known vulnerabilities.