CVE-2022-47463 : Security Advisory and Response
Learn about CVE-2022-47463, a vulnerability in Unisoc (Shanghai) Technologies Co., Ltd. telecom services leading to local denial of service due to a missing permission check.
This article provides detailed information about CVE-2022-47463, including its description, impact, technical details, mitigation, and prevention.
Understanding CVE-2022-47463
CVE-2022-47463 is a vulnerability identified by Unisoc in telecom service that could result in a local denial of service due to a missing permission check.
What is CVE-2022-47463?
CVE-2022-47463 is a vulnerability in Unisoc (Shanghai) Technologies Co., Ltd. products SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android10, Android11, Android12, or Android13.
The Impact of CVE-2022-47463
The vulnerability could be exploited locally, leading to a denial of service in telecom services. Attackers may disrupt telecom operations, affecting service availability and performance.
Technical Details of CVE-2022-47463
The technical details include vulnerability description, affected systems, versions, and exploitation mechanism.
Vulnerability Description
The vulnerability arises from a missing permission check in telecom services, allowing unauthorized users to disrupt service operations.
Affected Systems and Versions
Unisoc products SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android10, Android11, Android12, or Android13 are affected.
Exploitation Mechanism
Attackers with local access can exploit the missing permission check to disrupt telecom services, causing a denial of service.
Mitigation and Prevention
Understanding the mitigation strategies and preventive measures is crucial to safeguard systems against CVE-2022-47463.
Immediate Steps to Take
It is recommended to apply vendor-supplied patches or updates to address the vulnerability. Additionally, restrict access to critical telecom services to authorized personnel only.
Long-Term Security Practices
Regularly monitor for security updates and patches from Unisoc. Conduct security assessments and audits to identify and rectify vulnerabilities in telecom services.
Patching and Updates
Stay informed about security advisories and updates from Unisoc to ensure the timely application of patches that address CVE-2022-47463.