CVE-2022-20053 : Security Advisory and Response
Learn about CVE-2022-20053, a security vulnerability in MediaTek devices that allows local privilege escalation. Find out about affected versions, impacts, and mitigation steps.
This article provides detailed information about CVE-2022-20053, a vulnerability in MediaTek devices that could lead to an escalation of privilege without the need for user interaction.
Understanding CVE-2022-20053
CVE-2022-20053 is a vulnerability found in the ims service of a wide range of MediaTek devices, allowing attackers to escalate privileges without requiring additional execution privileges or user interaction.
What is CVE-2022-20053?
The vulnerability lies in a missing permission check within the ims service, enabling local escalation of privilege. This could potentially be exploited by threat actors to gain unauthorized access without the need for user interaction.
The Impact of CVE-2022-20053
If exploited, CVE-2022-20053 could result in unauthorized access and escalation of privileges on affected devices. This could potentially lead to further security breaches and sensitive data exposure.
Technical Details of CVE-2022-20053
CVE ID: CVE-2022-20053
- Vendor: MediaTek, Inc.
- Affected Versions: Android 9.0, 10.0, 11.0, 12.0
Vulnerability Description
The vulnerability in the ims service allows for a local escalation of privilege. Attackers could exploit this flaw to gain elevated privileges on the device.
Affected Systems and Versions
Numerous MediaTek devices are affected, spanning across various versions of Android, including 9.0, 10.0, 11.0, and 12.0.
Exploitation Mechanism
The exploit does not require user interaction, making it easier for threat actors to leverage the vulnerability and gain escalated privileges undetected.
Mitigation and Prevention
It is crucial for users of affected devices to take immediate action to mitigate the risks posed by CVE-2022-20053.
Immediate Steps to Take
- Users should apply the provided patch with Patch ID: ALPS06219097 to address the vulnerability effectively.
Long-Term Security Practices
- Practicing good security hygiene, such as keeping devices updated and avoiding suspicious links or downloads, can help prevent similar vulnerabilities in the future.
Patching and Updates
- Regularly check for security updates and patches from MediaTek to ensure that known vulnerabilities are promptly addressed.