CVE-2022-39089 : Exploit Details and Defense Strategies
Discover insights on CVE-2022-39089, an out-of-bounds read vulnerability in Unisoc products, potentially leading to local denial of service. Learn about impacts, affected systems, and mitigation steps.
This article provides insights into CVE-2022-39089, a vulnerability affecting Unisoc (Shanghai) Technologies Co., Ltd. products.
Understanding CVE-2022-39089
CVE-2022-39089 involves an out-of-bounds read vulnerability in the mlog service of certain Unisoc products, potentially leading to a local denial of service.
What is CVE-2022-39089?
The vulnerability arises from a missing bounds check in the mlog service, which could be exploited by an attacker with System execution privileges to trigger a denial of service condition.
The Impact of CVE-2022-39089
Exploitation of this vulnerability could result in a local denial of service, hampering the normal operation of affected devices or systems. Attackers with the required privileges could potentially disrupt critical functions.
Technical Details of CVE-2022-39089
Here are the specifics of CVE-2022-39089:
Vulnerability Description
The vulnerability involves an out-of-bounds read issue in the mlog service, caused by the absence of proper bounds validation. This can be leveraged for a local denial of service attack.
Affected Systems and Versions
Products impacted include Unisoc SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android 10 and Android 11.
Exploitation Mechanism
Attackers with local access and System execution privileges could exploit this vulnerability to trigger the out-of-bounds read, potentially leading to a denial of service condition.
Mitigation and Prevention
To address CVE-2022-39089, consider the following steps:
Immediate Steps to Take
- Monitor vendor notifications for patches and updates
- Implement network segmentation to limit the impact of potential attacks
Long-Term Security Practices
- Regularly update and patch affected systems
- Conduct security assessments to identify and remediate vulnerabilities proactively
Patching and Updates
- Apply patches provided by Unisoc promptly to mitigate the vulnerability
- Stay informed about security advisories from the vendor for timely protection