CVE-2022-38680 : What You Need to Know
Learn about CVE-2022-38680 impacting Unisoc SC9863A, SC9832E, SC7731E, and T-series products running Android10/Android11/Android12, leading to a local denial of service in WLAN services. Find mitigation steps here.
This article provides insights into CVE-2022-38680, a vulnerability impacting Unisoc products, leading to a local denial of service attack in WLAN services.
Understanding CVE-2022-38680
This section delves into the details of the vulnerability and its potential impact.
What is CVE-2022-38680?
The CVE-2022-38680 vulnerability exists in the WLAN driver of Unisoc products, specifically SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android10/Android11/Android12. The issue arises from a missing parameter check.
The Impact of CVE-2022-38680
Exploitation of this vulnerability can result in a local denial of service within WLAN services, potentially disrupting connectivity and causing service unavailability.
Technical Details of CVE-2022-38680
In this section, we dive deeper into the technical aspects of the CVE-2022-38680 vulnerability.
Vulnerability Description
The vulnerability arises due to a missing parameter check in the WLAN driver, allowing attackers to trigger a local denial of service attack.
Affected Systems and Versions
Unisoc products including SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android10/Android11/Android12 are affected by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending malicious input to the affected WLAN driver, triggering the denial of service condition.
Mitigation and Prevention
This section outlines the steps to mitigate and prevent the exploitation of CVE-2022-38680.
Immediate Steps to Take
Users are advised to update their Unisoc devices to the latest firmware version provided by the vendor. Additionally, limiting network exposure and implementing network segmentation can help reduce the attack surface.
Long-Term Security Practices
Regularly monitoring for security updates from Unisoc and promptly applying patches can help in enhancing the security posture of the devices.
Patching and Updates
Staying informed about security advisories released by Unisoc and promptly applying patches for known vulnerabilities is crucial in safeguarding systems against potential threats.