CVE-2023-42749 : Exploit Details and Defense Strategies
Discover the details of CVE-2023-42749, a vulnerability in Unisoc products allowing local information disclosure due to missing permission checks. Learn about the impact, affected systems, and mitigation steps.
This article provides detailed information about CVE-2023-42749, a vulnerability impacting Unisoc products.
Understanding CVE-2023-42749
This section delves into what CVE-2023-42749 entails and its implications.
What is CVE-2023-42749?
CVE-2023-42749 involves a vulnerability in Unisoc products where, in enginnermode service, an attacker could potentially write permission usage records of an app without proper permission checks. This flaw could result in local information disclosure without requiring additional execution privileges.
The Impact of CVE-2023-42749
The impact of this vulnerability is significant as it could lead to the exposure of sensitive local information, posing a risk to user privacy and data security.
Technical Details of CVE-2023-42749
This section provides a deeper look into the technical aspects of CVE-2023-42749.
Vulnerability Description
The vulnerability arises from a missing permission check in enginnermode service, allowing unauthorized writing of permission usage records and potentially leading to local information disclosure.
Affected Systems and Versions
Unisoc products including SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820, and S8000 running Android 11, Android 12, and Android 13 are impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by leveraging the enginnermode service to manipulate permission usage records, thereby gaining access to sensitive local information.
Mitigation and Prevention
To mitigate the risks associated with CVE-2023-42749, immediate actions and long-term security practices are essential.
Immediate Steps to Take
Users and administrators should apply security patches and updates provided by Unisoc promptly. Additionally, limiting access to the enginnermode service can help prevent unauthorized exploitation of this vulnerability.
Long-Term Security Practices
Implementing robust permission checks, regular security audits, and promoting a security-conscious culture within the organization can enhance long-term security posture.
Patching and Updates
Regularly monitor for security advisories from Unisoc and apply relevant patches and updates to ensure the protection of systems and data.