CVE-2021-25340 : What You Need to Know

A vulnerability in Samsung Mobile Devices' keyboard prior to the SMR Feb-2021 Release 1 allows physically proximate attackers to make changes to arbitrary settings during Initialization State.

Understanding CVE-2021-25340

This CVE involves an improper access control vulnerability in Samsung keyboard version before SMR Feb-2021 Release 1, potentially exploited by attackers in close physical proximity to the device.

What is CVE-2021-25340?

CVE-2021-25340 is a security loophole in Samsung Mobile Devices' keyboard that could be leveraged by nearby threat actors to manipulate specific settings during the Initialization State.

The Impact of CVE-2021-25340

With a CVSS base score of 5.1 (Medium severity), this vulnerability could lead to unauthorized changes to settings on affected Samsung devices, posing a risk to user privacy and integrity.

Technical Details of CVE-2021-25340

This section delves into the specifics of the vulnerability, including affected systems, exploitation method, and more.

Vulnerability Description

The vulnerability stems from improper access control in the Samsung Mobile Devices' keyboard version preceding SMR Feb-2021 Release 1, enabling attackers to modify settings during Initialization State.

Affected Systems and Versions

Samsung Mobile Devices running versions earlier than SMR Feb-2021 Release 1 are susceptible to this vulnerability, leaving them open to potential exploitation.

Exploitation Mechanism

Attackers physically near the targeted Samsung device can exploit this vulnerability by leveraging the lack of proper access controls to manipulate settings during Initialization State.

Mitigation and Prevention

Protecting your devices from CVE-2021-25340 involves immediate steps, long-term security practices, and keeping systems up-to-date with necessary patches.

Immediate Steps to Take

Users should ensure physical security of their device, limit physical access to unauthorized individuals, and consider installing security updates as soon as they are available.

Long-Term Security Practices

Practice good security hygiene, such as regular software updates, cautious handling of devices, and being vigilant against potential threats to minimize security risks.

Patching and Updates

Stay informed about security patches released by Samsung Mobile and promptly apply them to mitigate the risk of this vulnerability.