CVE-2023-38553 : Security Advisory and Response

This article provides details about CVE-2023-38553, including its impact, technical details, and mitigation strategies.

Understanding CVE-2023-38553

In this section, we will explore what CVE-2023-38553 entails.

What is CVE-2023-38553?

CVE-2023-38553 involves a vulnerability in the gnss service that could potentially result in an out-of-bounds write due to a missing bounds check. This flaw may be exploited to achieve local escalation of privilege, requiring System execution privileges.

The Impact of CVE-2023-38553

The impact of this vulnerability could allow threat actors to escalate their privileges locally, posing a significant security risk to affected systems.

Technical Details of CVE-2023-38553

This section covers the specifics of CVE-2023-38553.

Vulnerability Description

The vulnerability is related to the gnss service, where a missing bounds check may lead to an out-of-bounds write, enabling attackers to gain higher privileges.

Affected Systems and Versions

The vulnerability affects Unisoc's products, including SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820, and S8000 running Android11.

Exploitation Mechanism

Exploiting this vulnerability requires local access to the system and the ability to execute code with System privileges.

Mitigation and Prevention

This section outlines the steps to mitigate and prevent exploitation of CVE-2023-38553.

Immediate Steps to Take

Apply security patches provided by Unisoc promptly.
Monitor and restrict system access to authorized personnel only.

Long-Term Security Practices

Implement least privilege principles to limit access rights.
Regularly update and maintain security measures to prevent future vulnerabilities.

Patching and Updates

Keep systems up to date with the latest patches and security updates to address CVE-2023-38553.