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CVE-2022-47483 : Security Advisory and Response

Learn about CVE-2022-47483, a vulnerability in Unisoc products that could lead to a denial of service attack in the telephony service without additional privileges. Explore mitigation strategies.

This article provides detailed information about CVE-2022-47483, a vulnerability impacting Unisoc (Shanghai) Technologies Co., Ltd. products.

Understanding CVE-2022-47483

CVE-2022-47483 is a vulnerability in the telephony service of Unisoc products that could potentially lead to local denial of service attacks.

What is CVE-2022-47483?

The vulnerability involves a missing permission check in the telephony service, allowing attackers to disrupt the service locally without requiring additional execution privileges.

The Impact of CVE-2022-47483

The impact of this vulnerability is the potential for local denial of service attacks on the affected Unisoc products running Android10.

Technical Details of CVE-2022-47483

This section delves into the specific technical aspects of the CVE-2022-47483 vulnerability.

Vulnerability Description

The vulnerability arises from the absence of a permission check in the telephony service, enabling unauthorized disruption of the service.

Affected Systems and Versions

Unisoc products impacted include SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000, specifically running on Android10.

Exploitation Mechanism

Attackers can exploit this vulnerability to launch local denial of service attacks on the telephony service without the need for additional execution privileges.

Mitigation and Prevention

Protective measures to mitigate and prevent the CVE-2022-47483 vulnerability.

Immediate Steps to Take

Users are advised to apply security patches and updates provided by Unisoc to address the vulnerability promptly.

Long-Term Security Practices

Implementing strong access control mechanisms and regular security assessments can enhance overall security posture.

Patching and Updates

Regularly check for security updates from Unisoc and apply them to ensure protection against known vulnerabilities.

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