CVE-2022-47348 : Security Advisory and Response
Learn about CVE-2022-47348, a vulnerability in Unisoc products running Android 10 and 11. Understand the impact, technical details, and mitigation steps to secure your devices.
This article provides an overview of CVE-2022-47348, detailing the vulnerability, its impact, technical details, and mitigation steps.
Understanding CVE-2022-47348
CVE-2022-47348 is a vulnerability identified in Unisoc (Shanghai) Technologies Co., Ltd. products, specifically affecting SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android 10 and Android 11.
What is CVE-2022-47348?
The vulnerability arises due to a missing permission check in engineermode services, potentially leading to a local denial of service within these services.
The Impact of CVE-2022-47348
Exploitation of this vulnerability could result in unauthorized local access, compromising the integrity and availability of the affected devices. Attackers may exploit this to disrupt critical services or perform further attacks.
Technical Details of CVE-2022-47348
The vulnerability allows attackers to trigger a denial of service condition in engineermode services, impacting the normal functionality of the affected devices.
Vulnerability Description
The missing permission check in engineermode services can be abused by malicious actors to disrupt these services, leading to a denial of service situation.
Affected Systems and Versions
- Vendor: Unisoc (Shanghai) Technologies Co., Ltd.
- Products: SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, S8000
- Versions: Android 10, Android 11
Exploitation Mechanism
Attackers can leverage the missing permission check to exploit engineermode services, causing disruption and potentially denying access to these services.
Mitigation and Prevention
To safeguard against CVE-2022-47348, immediate actions and long-term security measures are essential.
Immediate Steps to Take
- Apply security patches released by Unisoc promptly.
- Monitor for any unusual activities or system malfunctions.
Long-Term Security Practices
- Regular security assessments and audits of system permissions.
- Implement least privilege access control to restrict unauthorized actions.
Patching and Updates
Keep all Unisoc devices up to date with the latest firmware and security updates to mitigate the risk posed by CVE-2022-47348.