CVE-2022-38685 : What You Need to Know
Understand the impact of CVE-2022-38685, a bluetooth service vulnerability leading to local denial of service. Learn about affected systems, exploitation, and mitigation.
This article provides an overview of CVE-2022-38685, discussing its impact, technical details, and mitigation strategies.
Understanding CVE-2022-38685
CVE-2022-38685 is a security vulnerability in the bluetooth service that could lead to a local denial of service attack without requiring additional execution privileges.
What is CVE-2022-38685?
The CVE-2022-38685 vulnerability involves a missing permission check in the bluetooth service, potentially allowing an attacker to disrupt the service locally.
The Impact of CVE-2022-38685
The impact of CVE-2022-38685 is the potential for a denial of service attack on devices running affected versions of the bluetooth service, posing a risk to system availability.
Technical Details of CVE-2022-38685
This section covers the vulnerability description, affected systems and versions, as well as the exploitation mechanism.
Vulnerability Description
The vulnerability stems from a missing permission check in the bluetooth service, enabling an attacker to disrupt the service locally without the need for additional privileges.
Affected Systems and Versions
The vulnerability affects devices running Unisoc (Shanghai) Technologies Co., Ltd.'s products SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, S8000 with Android 10, Android 11, and Android 12.
Exploitation Mechanism
To exploit CVE-2022-38685, an attacker can leverage the missing permission check in the bluetooth service to launch a local denial of service attack on vulnerable devices.
Mitigation and Prevention
In this section, we discuss steps to mitigate the vulnerability and prevent future occurrences.
Immediate Steps to Take
Users and organizations are advised to apply security patches provided by Unisoc and keep their devices up to date to prevent exploitation of CVE-2022-38685.
Long-Term Security Practices
Implementing robust security practices, such as regularly updating software, monitoring for unauthorized activities, and restricting network access, can enhance overall cybersecurity resilience.
Patching and Updates
Regularly check for security updates from Unisoc and apply patches promptly to address the CVE-2022-38685 vulnerability.