Learn about CVE-2023-33889, a vulnerability in telephony service allowing local information disclosure. Find out about affected systems, exploitation risks, and mitigation steps.
A detailed analysis of CVE-2023-33889 highlighting the vulnerability, impact, technical details, and mitigation strategies.
Understanding CVE-2023-33889
This section delves into the specifics of CVE-2023-33889.
What is CVE-2023-33889?
CVE-2023-33889 involves a missing permission check in telephony service, potentially resulting in local information disclosure without requiring additional execution privileges.
The Impact of CVE-2023-33889
The vulnerability in telephony service could allow an attacker to disclose local information, posing a threat to user privacy and data security.
Technical Details of CVE-2023-33889
Explore the technical aspects of CVE-2023-33889.
Vulnerability Description
The vulnerability arises from the absence of a permission check in telephony service, making it susceptible to local information disclosure.
Affected Systems and Versions
Products affected include Unisoc (Shanghai) Technologies Co., Ltd.'s SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android10, Android11, Android12, or Android13.
Exploitation Mechanism
Exploiting this vulnerability could allow threat actors to access local information without the need for additional execution privileges.
Mitigation and Prevention
Discover the recommended steps to mitigate and prevent CVE-2023-33889.
Immediate Steps to Take
Users are advised to implement access controls, monitor telephony service activities, and restrict unauthorized access to mitigate the risk of local information disclosure.
Long-Term Security Practices
Establishing stringent permission checks, conducting regular security audits, and enhancing user data protection measures are essential for long-term security.
Patching and Updates
Regularly update devices with the latest security patches and firmware updates to address and prevent vulnerabilities such as CVE-2023-33889.