CVE-2023-30863 : Security Advisory and Response
Learn about CVE-2023-30863 found in Connectivity Service, allowing local privilege escalation without additional execution privileges. Discover impact, affected systems, and mitigation steps.
This article provides an overview of CVE-2023-30863, including its impact, technical details, and mitigation strategies.
Understanding CVE-2023-30863
CVE-2023-30863 is a vulnerability found in Connectivity Service that could result in local escalation of privilege without requiring additional execution privileges.
What is CVE-2023-30863?
The vulnerability in Connectivity Service lacks a necessary permission check, potentially allowing malicious actors to elevate their privileges locally.
The Impact of CVE-2023-30863
The exploitation of this vulnerability could lead to unauthorized users gaining elevated privileges on affected systems, posing a significant security risk.
Technical Details of CVE-2023-30863
The following section details the vulnerability description, affected systems and versions, as well as the exploitation mechanism of CVE-2023-30863.
Vulnerability Description
The missing permission check in Connectivity Service enables attackers to escalate their privileges locally, compromising system security.
Affected Systems and Versions
The vulnerability affects Unisoc (Shanghai) Technologies Co., Ltd.'s SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 devices running Android10.
Exploitation Mechanism
Malicious actors can exploit the absence of a permission check in Connectivity Service to gain local privilege escalation, potentially leading to unauthorized system access.
Mitigation and Prevention
To safeguard systems against CVE-2023-30863, immediate actions, long-term security measures, and the importance of patching and updates are outlined below.
Immediate Steps to Take
Users are advised to apply relevant security patches, restrict access to critical services, and monitor system logs for any suspicious activities to mitigate the risk of privilege escalation.
Long-Term Security Practices
Implementing the principle of least privilege, conducting regular security audits, educating users on secure practices, and staying informed about security updates are essential for long-term security.
Patching and Updates
Regularly updating systems with the latest security patches and firmware updates from Unisoc (Shanghai) Technologies Co., Ltd. is crucial to address vulnerabilities and enhance system security.