CVE-2021-25519 : Exploit Details and Defense Strategies

A detailed overview of CVE-2021-25519, an improper access control vulnerability in Samsung Mobile Devices prior to SMR Dec-2021 Release 1, allowing local attackers unauthorized access to CPLC information.

Understanding CVE-2021-25519

This section will cover what CVE-2021-25519 entails, its impact, technical details, and mitigation strategies.

What is CVE-2021-25519?

CVE-2021-25519 refers to an improper access control vulnerability in Samsung Mobile Devices, enabling local attackers to access CPLC information without authorization.

The Impact of CVE-2021-25519

The vulnerability has a CVSS base score of 4.0, posing a medium severity risk. It allows attackers to breach confidentiality with low impact.

Technical Details of CVE-2021-25519

Explore the specifics of the vulnerability affecting Samsung Mobile Devices.

Vulnerability Description

The flaw allows local attackers to access CPLC information without necessary permissions or authorization checks.

Affected Systems and Versions

Samsung Mobile Devices running versions P(9.0), Q(10.0), R(11.0) are vulnerable to this access control issue prior to SMR Dec-2021 Release 1.

Exploitation Mechanism

The vulnerability can be exploited locally, with low attack complexity, needing no user interaction or privileges.

Mitigation and Prevention

Discover the steps to address and prevent CVE-2021-25519.

Immediate Steps to Take

Users should apply security updates and patches provided by Samsung to mitigate the vulnerability.

Long-Term Security Practices

Adopt security best practices, such as limiting local access and monitoring system permissions, to enhance overall security.

Patching and Updates

Regularly update Samsung Mobile Devices to the latest SMR Dec-2021 Release 1 or newer to protect against potential attacks.