CVE-2022-20115 : What You Need to Know
Learn about CVE-2022-20115, an information disclosure vulnerability in Android-12 and Android-12L that allows unauthorized access to base station information. Find out the impact, affected versions, and mitigation steps.
Android has a vulnerability in broadcastServiceStateChanged of TelephonyRegistry.java that allows unauthorized access to base station information, leading to potential local information disclosure. This CVE affects Android-12 and Android-12L.
Understanding CVE-2022-20115
This section provides an overview of the CVE-2022-20115 vulnerability in Android.
What is CVE-2022-20115?
CVE-2022-20115 is an information disclosure vulnerability in Android's TelephonyRegistry.java, enabling access to base station details without proper permission checks, potentially exposing sensitive local information.
The Impact of CVE-2022-20115
The vulnerability could result in unauthorized disclosure of base station information without the need for user interaction, posing a risk of local information exposure with elevated privileges.
Technical Details of CVE-2022-20115
Detailed technical information related to CVE-2022-20115 is provided below.
Vulnerability Description
The flaw in broadcastServiceStateChanged of TelephonyRegistry.java allows threat actors to retrieve base station data without the required permissions, facilitating local information disclosure.
Affected Systems and Versions
The vulnerability affects Android-12 and Android-12L versions, potentially leaving devices running these versions at risk of information exposure.
Exploitation Mechanism
Exploiting CVE-2022-20115 does not necessitate user interaction, as threat actors can exploit the vulnerability to access base station information without the requisite permissions.
Mitigation and Prevention
To safeguard systems from CVE-2022-20115, immediate actions and long-term security practices are crucial.
Immediate Steps to Take
Users are advised to apply security patches promptly and monitor official updates from Android to mitigate the risk of information disclosure.
Long-Term Security Practices
Practicing data minimization, restricting unnecessary permissions, and maintaining up-to-date security measures can bolster defenses against potential vulnerabilities like CVE-2022-20115.
Patching and Updates
Regularly installing security updates and patches from Android is essential to address vulnerabilities like CVE-2022-20115 and enhance the overall security posture of Android devices.