CVE-2021-25424 : Exploit Details and Defense Strategies
Learn about CVE-2021-25424, an improper authentication flaw in Tizen bluetooth-frwk that allows Bluetooth attackers to compromise devices unnoticed. Find out about the impact, affected systems, and mitigation steps.
A vulnerability in Tizen bluetooth-frwk prior to Firmware update JUN-2021 Release could allow a remote Bluetooth attacker to compromise a user's device without their knowledge.
Understanding CVE-2021-25424
This section will provide detailed insights into the CVE-2021-25424 vulnerability.
What is CVE-2021-25424?
The CVE-2021-25424 vulnerability is an improper authentication issue in Tizen bluetooth-frwk before the JUN-2021 release, enabling a malicious Bluetooth attacker to gain unauthorized control over a user's Bluetooth device.
The Impact of CVE-2021-25424
The impact of CVE-2021-25424 is severe as it allows attackers to take over Bluetooth-enabled devices stealthily, potentially leading to privacy breaches and unauthorized access.
Technical Details of CVE-2021-25424
In this section, we will delve into the technical aspects of CVE-2021-25424.
Vulnerability Description
The vulnerability arises from improper authentication in Tizen bluetooth-frwk, creating a loophole for attackers to exploit and compromise Bluetooth devices.
Affected Systems and Versions
Tizen wearable devices with a version less than 5.5 prior to the Firmware update JUN-2021 Release are impacted by this vulnerability.
Exploitation Mechanism
An attacker with Bluetooth proximity can exploit this vulnerability to execute unauthorized actions on the user's Bluetooth device.
Mitigation and Prevention
Discover the necessary steps to address and prevent CVE-2021-25424 in this section.
Immediate Steps to Take
Users should ensure their Tizen wearable devices are updated with the latest firmware to mitigate the risk of exploitation.
Long-Term Security Practices
It is recommended to follow secure Bluetooth usage practices and keep devices updated regularly to prevent such vulnerabilities.
Patching and Updates
Samsung Mobile has released a Firmware update in JUN-2021 that addresses the CVE-2021-25424 vulnerability. Users are advised to apply this patch to safeguard their devices.