CVE-2022-47453 : Security Advisory and Response
Learn about CVE-2022-47453, a vulnerability in Unisoc products that could lead to a denial of service exploit. Explore the impact, affected systems, and mitigation strategies.
This article provides detailed information about CVE-2022-47453, including its impact, technical details, and mitigation strategies.
Understanding CVE-2022-47453
CVE-2022-47453 is a vulnerability identified in Unisoc (Shanghai) Technologies Co., Ltd. products that could result in a local denial of service within the wcn service.
What is CVE-2022-47453?
The vulnerability in the wcn service is due to a potential missing params check, allowing threat actors to exploit the service and cause a local denial of service.
The Impact of CVE-2022-47453
If exploited, CVE-2022-47453 could lead to a disruption in the functionality of the wcn service, potentially causing a denial of service condition on the affected devices running Android10, Android11, or Android12.
Technical Details of CVE-2022-47453
The technical details of CVE-2022-47453 include the vulnerability description, affected systems and versions, and the exploitation mechanism.
Vulnerability Description
The vulnerability arises from the missing params check in the wcn service, which can be abused by attackers to trigger a local denial of service attack.
Affected Systems and Versions
Unisoc products SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T618, T612, T616, T770, T820, and S8000 running Android10, Android11, or Android12 are impacted by this vulnerability.
Exploitation Mechanism
Threat actors can exploit the missing params check in the wcn service to generate malicious requests that could overload the service, causing it to stop responding and resulting in a denial of service.
Mitigation and Prevention
Protecting against CVE-2022-47453 involves taking immediate steps and implementing long-term security practices.
Immediate Steps to Take
Users are recommended to apply security patches provided by Unisoc for the affected products and versions. Additionally, monitoring network traffic for any suspicious activities can help detect potential exploitation attempts.
Long-Term Security Practices
Maintaining up-to-date software, conducting regular security audits, and educating users about security best practices can enhance the overall security posture and mitigate similar vulnerabilities in the future.
Patching and Updates
Regularly checking for security updates and applying patches released by Unisoc is crucial to protect the devices from known vulnerabilities, including CVE-2022-47453.