CVE-2021-25342 : Vulnerability Insights and Analysis

A vulnerability in the SMP sdk of Samsung Mobile prior to version 3.0.9 allows unauthorized actions, including denial of service attacks, by exploiting the calling of a non-existent provider.

Understanding CVE-2021-25342

This section will provide insights into the nature and impact of the vulnerability.

What is CVE-2021-25342?

The vulnerability in the SMP sdk of Samsung Mobile before version 3.0.9 permits unauthorized actions through the exploitation of non-existent providers.

The Impact of CVE-2021-25342

The vulnerability enables attackers to carry out denial of service attacks by hijacking the provider, potentially leading to service disruption.

Technical Details of CVE-2021-25342

In this section, we will delve into the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability arises from the improper handling of non-existent providers in the SMP sdk, allowing for unauthorized actions like denial of service attacks.

Affected Systems and Versions

The issue impacts Samsung Mobile's SMP sdk versions prior to 3.0.9, specifically affecting custom versions.

Exploitation Mechanism

The vulnerability can be exploited locally with low complexity, requiring no user privileges and resulting in low impact on availability.

Mitigation and Prevention

This section will highlight strategies to mitigate and prevent exploitation of the CVE.

Immediate Steps to Take

Users are advised to update their SMP sdk to version 3.0.9 or above to mitigate the vulnerability and prevent unauthorized access.

Long-Term Security Practices

Implement proper input validation and error handling mechanisms within applications to reduce the risk of similar vulnerabilities in the future.

Patching and Updates

Regularly monitor security advisories from Samsung Mobile and apply patches promptly to address any newly identified vulnerabilities.