CVE-2023-42728 : Security Advisory and Response
Learn about CVE-2023-42728, an out-of-bounds read vulnerability impacting various Unisoc products running Android 11, 12, and 13. Find out the impact, affected systems, and mitigation steps.
A detailed overview of CVE-2023-42728, including its impact, technical details, and mitigation strategies.
Understanding CVE-2023-42728
This section provides insight into the vulnerability identified as CVE-2023-42728.
What is CVE-2023-42728?
CVE-2023-42728 involves an issue in phasecheckserver that could result in an out-of-bounds read due to a missing bounds check. The exploitation of this vulnerability could potentially lead to a local denial of service without requiring additional execution privileges.
The Impact of CVE-2023-42728
The impact of CVE-2023-42728 can be significant as it opens up the possibility of a local denial of service attack, affecting the availability of the system and potentially disrupting normal operations.
Technical Details of CVE-2023-42728
Explore the technical aspects of CVE-2023-42728 to gain a better understanding of the vulnerability.
Vulnerability Description
The vulnerability in phasecheckserver results from a missing bounds check, allowing for an out-of-bounds read. Attackers could exploit this weakness to trigger a local denial of service.
Affected Systems and Versions
The affected products include SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820, and S8000 running Android 11, Android 12, or Android 13.
Exploitation Mechanism
The exploitation of CVE-2023-42728 involves triggering an out-of-bounds read through phasecheckserver, leading to a local denial of service attack.
Mitigation and Prevention
Discover the steps to mitigate the risks associated with CVE-2023-42728 and prevent potential exploitation.
Immediate Steps to Take
Users are advised to promptly apply any available patches provided by Unisoc (Shanghai) Technologies Co., Ltd. to address the vulnerability and prevent potential attacks.
Long-Term Security Practices
Incorporating robust security practices, such as regularly updating software and conducting security assessments, can help enhance overall system security and resilience.
Patching and Updates
Stay informed about security updates and patches released by the vendor to ensure that systems are protected against known vulnerabilities like CVE-2023-42728.