CVE-2022-48455 : What You Need to Know

This article provides detailed information about CVE-2022-48455, including its impact, technical details, and mitigation strategies.

Understanding CVE-2022-48455

This section delves into the specifics of CVE-2022-48455 to help users grasp the nature of the vulnerability.

What is CVE-2022-48455?

CVE-2022-48455 involves a potential out-of-bounds write issue in the wifi service, resulting from a missing bounds check. It has the capability of causing local denial of service without requiring additional execution privileges.

The Impact of CVE-2022-48455

The vulnerability poses a risk of local denial of service, which could disrupt the normal functioning of affected systems. Attackers could exploit this issue to compromise the availability of the wifi service.

Technical Details of CVE-2022-48455

This section provides more in-depth technical insights into CVE-2022-48455, covering vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability stems from the absence of a proper bounds check in the wifi service, enabling an out-of-bounds write that can lead to a local denial of service situation.

Affected Systems and Versions

Products affected by CVE-2022-48455 include SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820, and S8000 running versions of Android11, Android12, and Android13.

Exploitation Mechanism

Exploiting this vulnerability requires local network access and knowledge of the specific exploit method dictated by the out-of-bounds write condition in the wifi service.

Mitigation and Prevention

Learn how to protect your systems against CVE-2022-48455 through immediate steps and long-term security practices.

Immediate Steps to Take

Immediately update the affected systems, monitor network activities for any suspicious behavior, and restrict network access to authorized personnel only.

Long-Term Security Practices

Implement a robust patch management process, conduct regular security audits, and provide ongoing cybersecurity training to enhance overall system security.

Patching and Updates

Stay informed about security patches released by Unisoc (Shanghai) Technologies Co., Ltd. for the affected products and apply them promptly to prevent exploitation of CVE-2022-48455.