CVE-2022-48464 : Exploit Details and Defense Strategies
Discover the impact of CVE-2022-48464, an out-of-bounds write vulnerability in Unisoc's wifi service, leading to denial of service on affected systems. Learn about the affected versions and mitigation steps.
A detailed overview of CVE-2022-48464, covering its impact, technical details, and mitigation steps.
Understanding CVE-2022-48464
In this section, we will delve into the specifics of CVE-2022-48464 to understand the risks it poses.
What is CVE-2022-48464?
CVE-2022-48464 involves a potential out-of-bounds write vulnerability within the wifi service, attributed to a missing bounds check. Exploiting this could result in a local denial of service without requiring additional execution privileges.
The Impact of CVE-2022-48464
The vulnerability in the wifi service could be exploited to trigger a denial of service condition locally, posing a risk to affected systems.
Technical Details of CVE-2022-48464
This section will provide further technical insights into CVE-2022-48464.
Vulnerability Description
The vulnerability stems from a missing bounds check in the wifi service, enabling an out-of-bounds write scenario, which could be leveraged for a local denial of service attack.
Affected Systems and Versions
The flaw impacts Unisoc (Shanghai) Technologies Co., Ltd.'s products including SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820, and S8000 running Android 11, Android 12, and Android 13.
Exploitation Mechanism
By exploiting the lack of boundary validation in the wifi service, threat actors can potentially manipulate memory outside the allocated space, leading to a service disruption.
Mitigation and Prevention
In this section, we will explore the steps to mitigate and prevent CVE-2022-48464.
Immediate Steps to Take
Users are advised to apply security patches released by Unisoc promptly to address the vulnerability and prevent its exploitation.
Long-Term Security Practices
Practicing secure coding, conducting regular security assessments, and staying informed about CVEs can help in fortifying systems against similar vulnerabilities.
Patching and Updates
Regularly updating the firmware and software of affected systems can ensure they are equipped with the latest security enhancements and fixes.