CVE-2023-33898 : Security Advisory and Response
Learn about CVE-2023-33898, a vulnerability in Unisoc technologies allowing unauthorized local data disclosure without additional privileges. Find mitigation strategies here.
This article provides an overview of CVE-2023-33898, detailing the vulnerability, impact, technical aspects, and mitigation strategies.
Understanding CVE-2023-33898
CVE-2023-33898 involves a missing permission check in the telephony service, potentially resulting in local information disclosure without requiring additional execution privileges.
What is CVE-2023-33898?
The vulnerability in the telephony service allows unauthorized access to local information without the need for elevated privileges, posing a risk of sensitive data exposure.
The Impact of CVE-2023-33898
Exploitation of this vulnerability could lead to the disclosure of sensitive local data, compromising user privacy and potentially enabling further attacks.
Technical Details of CVE-2023-33898
The following sections outline the specifics of the CVE-2023-33898 vulnerability.
Vulnerability Description
A missing permission check in the telephony service can be exploited to access local information without the necessary execution privileges.
Affected Systems and Versions
Unisoc (Shanghai) Technologies Co., Ltd.'s SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android 10, 11, 12, and 13 versions are affected.
Exploitation Mechanism
The vulnerability can be exploited by an attacker to gain unauthorized access to local information within the telephony service, circumventing permission checks.
Mitigation and Prevention
Learn how to protect your systems from CVE-2023-33898 and reduce the risk of exploitation.
Immediate Steps to Take
Ensure sensitive information is not stored within the telephony service and monitor for any unauthorized access attempts or information disclosure.
Long-Term Security Practices
Implement strict permission checks, regular security assessments, and educate users on data security best practices to prevent similar vulnerabilities.
Patching and Updates
Apply patches and updates provided by Unisoc (Shanghai) Technologies Co., Ltd. to address the CVE-2023-33898 vulnerability and enhance system security.