CVE-2020-1831 Explained : Impact and Mitigation

HUAWEI Mate 20 smartphones with versions earlier than 10.0.0.195(SP31C00E74R3P8) have an improper authorization vulnerability that could be exploited to bypass restrictions.

Understanding CVE-2020-1831

HUAWEI Mate 20 devices are affected by an improper authorization issue that can lead to unauthorized access.

What is CVE-2020-1831?

The vulnerability in HUAWEI Mate 20 allows users to bypass digital balance restrictions, potentially leading to unauthorized access.

The Impact of CVE-2020-1831

The vulnerability enables users to exceed digital balance limits through unauthorized actions with a PC.

Technical Details of CVE-2020-1831

HUAWEI Mate 20 devices are susceptible to unauthorized access due to an improper authorization flaw.

Vulnerability Description

The digital balance function inadequately restricts certain users' usage time, allowing unauthorized access.

Affected Systems and Versions

Product: HUAWEI Mate 20
Vendor: HUAWEI
Versions Affected: Earlier than 10.0.0.195(SP31C00E74R3P8)

Exploitation Mechanism

Successful exploitation involves breaking the limit of the digital balance function after specific operations with a PC.

Mitigation and Prevention

Immediate action and long-term security practices are essential to mitigate the vulnerability in HUAWEI Mate 20.

Immediate Steps to Take

Disable the digital balance function on affected devices.
Regularly monitor and review user activities for any unauthorized access.

Long-Term Security Practices

Implement access controls and proper authorization mechanisms.
Train users on secure usage practices to prevent unauthorized actions.

Patching and Updates

Apply the necessary security patches provided by HUAWEI to address the vulnerability.