CVE-2021-25341 Explained : Impact and Mitigation

A vulnerability in S Assistant application by Samsung Mobile allows unauthorized actions, potentially leading to denial of service attacks.

Understanding CVE-2021-25341

This CVE identifies a security issue in the S Assistant app by Samsung Mobile, impacting versions prior to 6.5.01.22.

What is CVE-2021-25341?

The vulnerability involves the calling of a non-existent provider in S Assistant, enabling unauthorized actions including denial of service attacks via provider hijacking.

The Impact of CVE-2021-25341

With a CVSS base score of 4 and a medium severity rating, this vulnerability poses a threat to the availability of systems, requiring immediate attention to prevent potential exploits.

Technical Details of CVE-2021-25341

The technical aspects of the CVE include:

Vulnerability Description

The flaw arises from improper authentication in the S Assistant application.

Affected Systems and Versions

S Assistant versions less than 6.5.01.22 are susceptible to this security issue.

Exploitation Mechanism

Attack complexity is low, with a local attack vector and low impact on availability. No privileges are required for exploitation.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-25341, follow these guidelines:

Immediate Steps to Take

Update S Assistant to version 6.5.01.22 or later.
Restrict access to the application to trusted users.

Long-Term Security Practices

Regularly monitor for security updates and patches.
Conduct security assessments and audits regularly.

Patching and Updates

Keep the S Assistant application updated with the latest security patches to prevent exploitation of known vulnerabilities.