CVE-2022-27840 : What You Need to Know

A vulnerability has been identified in Samsung Recovery software prior to version 8.1.43.0, which allows local attackers to delete arbitrary files with Samsung Recovery permissions.

Understanding CVE-2022-27840

This CVE identifies an improper access control vulnerability in Samsung Recovery software.

What is CVE-2022-27840?

The vulnerability in Samsung Recovery software before version 8.1.43.0 allows local attackers to delete arbitrary files using Samsung Recovery permission.

The Impact of CVE-2022-27840

With a CVSS base score of 4.4 (Medium severity), this vulnerability could be exploited by attackers to delete important files on the system without proper authorization.

Technical Details of CVE-2022-27840

Below are the technical details related to this CVE:

Vulnerability Description

The vulnerability is classified under CWE-269 (Improper Privilege Management) and has a CVSS v3.1 base score of 4.4. It has a low attack complexity and requires user interaction.

Affected Systems and Versions

The affected product is Samsung Recovery from Samsung Mobile, specifically versions prior to 8.1.43.0.

Exploitation Mechanism

The vulnerability allows local attackers to manipulate Samsung Recovery software to delete files without proper authorization.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-27840, the following steps can be taken:

Immediate Steps to Take

Ensure that Samsung Recovery software is updated to version 8.1.43.0 or higher as soon as the patch is available. Restrict access to the vulnerable software to authorized users only.

Long-Term Security Practices

Regularly monitor for security updates and patches provided by Samsung Mobile. Conduct security assessments to identify and address potential vulnerabilities in the system.

Patching and Updates

Apply security patches provided by Samsung Mobile promptly to protect the system from known vulnerabilities.