CVE-2020-14120 : What You Need to Know

This CVE involves a vulnerability in MIUI version 12.5 on certain Xiaomi models, allowing attackers to exploit a lack of checksum in a third-party application to gain elevated privileges.

Understanding CVE-2020-14120

This CVE identifies a permission bypass vulnerability in MIUI version 12.5 on specific Xiaomi devices.

What is CVE-2020-14120?

The vulnerability arises from the absence of a checksum in a third-party application, enabling attackers to trick users into installing a malicious app. This exploit grants attackers elevated privileges, impacting the system's normal services.

The Impact of CVE-2020-14120

The vulnerability can lead to unauthorized access and control over affected devices, potentially compromising user data and system integrity.

Technical Details of CVE-2020-14120

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability in MIUI version 12.5 allows attackers to bypass permissions by exploiting the lack of checksum in a third-party application.

Affected Systems and Versions

Product: MIUI
Version: 12.5

Exploitation Mechanism

Attackers induce users to install a malicious app, leveraging the vulnerability to gain elevated privileges.

Mitigation and Prevention

Protecting against CVE-2020-14120 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update MIUI to the latest version to patch the vulnerability.
Avoid installing apps from untrusted sources.
Regularly monitor for unusual device behavior.

Long-Term Security Practices

Implement app whitelisting to control software installations.
Conduct regular security audits and penetration testing.

Patching and Updates

Stay informed about security updates from Xiaomi.
Apply patches promptly to address known vulnerabilities.