CVE-2021-0568 : Security Advisory and Response
Learn about CVE-2021-0568, a critical vulnerability in Android devices running Android-11 that allows local privilege escalation without requiring user interaction. Find out how to mitigate this security risk.
Android is affected by a vulnerability (CVE-2021-0568) that allows the enabling of disabled profiles without proper permission checks, potentially leading to local privilege escalation without requiring additional execution privileges. Here's what you need to know about this CVE.
Understanding CVE-2021-0568
This section provides insights into the nature and impact of CVE-2021-0568.
What is CVE-2021-0568?
CVE-2021-0568 is a vulnerability in Android that exists in the onReceive function of DevicePolicyManagerService.java. It allows the activation of disabled profiles without the necessary permission verification. This security flaw can enable attackers to escalate their privileges locally without the need for user interaction.
The Impact of CVE-2021-0568
The impact of this vulnerability includes the potential for attackers to elevate their privileges within the Android system, posing a significant security risk to affected devices. Understanding the scope and implications of this CVE is crucial for maintaining system integrity.
Technical Details of CVE-2021-0568
This section delves into the technical aspects of CVE-2021-0568.
Vulnerability Description
The vulnerability arises from a missing permission check in DevicePolicyManagerService.java, enabling threat actors to activate disabled profiles, thereby escalating their privileges locally.
Affected Systems and Versions
Android devices running Android-11 are affected by CVE-2021-0568, highlighting the importance of immediate action to mitigate the risk on these devices.
Exploitation Mechanism
Exploiting this vulnerability does not require user interaction, making it more accessible for malicious actors to leverage the security flaw for privilege escalation.
Mitigation and Prevention
Discover the necessary steps to mitigate and prevent the exploitation of CVE-2021-0568.
Immediate Steps to Take
Users and administrators should apply security patches released by Android promptly to address the vulnerability and prevent potential exploitation by threat actors.
Long-Term Security Practices
Implementing robust security practices, such as regular software updates and security monitoring, is essential for safeguarding Android devices against known vulnerabilities and emerging threats.
Patching and Updates
Regularly check for security updates from Android to stay protected against CVE-2021-0568 and other security vulnerabilities that may impact the system.