CVE-2021-0987 : Vulnerability Insights and Analysis
Discover the impact and mitigation strategies for CVE-2021-0987, an Android-12 vulnerability allowing unauthorized app detection without proper permissions.
A detailed overview of CVE-2021-0987, focusing on the impact, technical details, and mitigation strategies.
Understanding CVE-2021-0987
This section delves into the specifics of the CVE-2021-0987 vulnerability.
What is CVE-2021-0987?
The vulnerability exists in the getNeighboringCellInfo function of PhoneInterfaceManager.java in Android. It allows an attacker to determine app installations without proper permissions, leading to local information disclosure.
The Impact of CVE-2021-0987
Exploiting this vulnerability does not require user interaction, potentially resulting in a breach of sensitive local information.
Technical Details of CVE-2021-0987
Explore the technical aspects of CVE-2021-0987, including its description, affected systems, and exploitation mechanism.
Vulnerability Description
The flaw stems from an information disclosure issue in the getNeighboringCellInfo function, enabling unauthorized app detection.
Affected Systems and Versions
Product: Android Version: Android-12
Exploitation Mechanism
By leveraging side-channel information disclosure, threat actors can identify installed apps without requesting permissions.
Mitigation and Prevention
Learn how to safeguard systems against CVE-2021-0987 and prevent potential exploitation.
Immediate Steps to Take
Organizations should monitor security bulletins and apply patches promptly to mitigate the risk of unauthorized app detection.
Long-Term Security Practices
Implement robust app permission management and security monitoring protocols to enhance protection against information disclosure vulnerabilities.
Patching and Updates
Regularly update systems with the latest security patches to address known vulnerabilities and enhance overall defense mechanisms.