CVE-2022-48390 : What You Need to Know

A detailed overview of CVE-2022-48390 highlighting the vulnerability, impact, technical details, and mitigation steps.

Understanding CVE-2022-48390

In this section, we will delve into the specifics of CVE-2022-48390.

What is CVE-2022-48390?

CVE-2022-48390 involves a potential missing permission check in telephony service, presenting a risk of local privilege escalation without the need for additional execution privileges.

The Impact of CVE-2022-48390

The vulnerability could allow malicious actors to elevate their privileges locally, posing a significant security risk to the affected systems.

Technical Details of CVE-2022-48390

In this section, we will explore the technical aspects of CVE-2022-48390.

Vulnerability Description

The vulnerability arises from a lack of proper permission checks in the telephony service, enabling unauthorized local privilege escalation.

Affected Systems and Versions

The issue affects Unisoc products including SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android 10, Android 11, and Android 12.

Exploitation Mechanism

Malicious actors can exploit this vulnerability to elevate their privileges locally without requiring additional execution privileges.

Mitigation and Prevention

This section provides guidance on mitigating the CVE-2022-48390 vulnerability.

Immediate Steps to Take

Users are advised to apply security patches and updates provided by Unisoc promptly to address the vulnerability.

Long-Term Security Practices

Implementing a robust security framework, conducting regular security audits, and monitoring for any unusual activity can enhance overall system security.

Patching and Updates

Regularly checking for and applying software updates and security patches from Unisoc is crucial to safeguard systems against potential vulnerabilities.