CVE-2022-48445 : What You Need to Know

A detailed overview of CVE-2022-48445, including its impact, technical details, and mitigation strategies.

Understanding CVE-2022-48445

In this section, we will explore the nature of the CVE-2022-48445 vulnerability.

What is CVE-2022-48445?

CVE-2022-48445 involves a potential absence of permission verification in telephony service, which may result in a local denial of service without the need for additional execution privileges.

The Impact of CVE-2022-48445

The vulnerability could enable threat actors to disrupt telephony services locally, leading to denial of service incidents without requiring elevated privileges.

Technical Details of CVE-2022-48445

This section provides insights into the vulnerability's technical aspects.

Vulnerability Description

The vulnerability resides in telephony service and stems from a lack of permission validation, potentially allowing unauthorized disruptions.

Affected Systems and Versions

Impacted systems include various devices utilizing Unisoc (Shanghai) Technologies Co., Ltd.'s SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 products running Android 10, 11, or 12.

Exploitation Mechanism

Threat actors can exploit the vulnerability to disrupt telephony services locally without the need for extra execution privileges.

Mitigation and Prevention

Outlined are the strategies to address and prevent CVE-2022-48445.

Immediate Steps to Take

Organizations should update affected systems promptly, apply patches, and monitor for any unusual telephony service disruptions.

Long-Term Security Practices

Implement robust permission checks, conduct regular security audits, and educate employees on recognizing and reporting anomalous activities.

Patching and Updates

Stay informed about security updates from Unisoc (Shanghai) Technologies Co., Ltd. and promptly install patches to mitigate the CVE-2022-48445 vulnerability.