CVE-2020-1807 : Vulnerability Insights and Analysis

HUAWEI Mate 20 smartphones with versions earlier than 10.0.0.188(C00E74R3P8) have an improper authorization vulnerability that could allow an attacker to bypass app lock in ADB mode.

Understanding CVE-2020-1807

HUAWEI Mate 20 devices with specific software versions are susceptible to an improper authorization issue.

What is CVE-2020-1807?

CVE-2020-1807 is an improper authorization vulnerability found in HUAWEI Mate 20 smartphones running software versions prior to 10.0.0.188(C00E74R3P8). This flaw could be exploited to bypass app lock after certain operations in ADB mode.

The Impact of CVE-2020-1807

The vulnerability could enable unauthorized users to circumvent app lock security measures on affected devices, potentially leading to unauthorized access.

Technical Details of CVE-2020-1807

HUAWEI Mate 20 smartphones are affected by this CVE due to the following:

Vulnerability Description

The software fails to properly restrict certain users from modifying specific configuration files.

Affected Systems and Versions

Product: HUAWEI Mate 20
Vendor: Huawei
Vulnerable Versions: Versions earlier than 10.0.0.188(C00E74R3P8)

Exploitation Mechanism

Successful exploitation can occur when an attacker performs a series of operations in ADB mode, allowing them to bypass app lock on the device.

Mitigation and Prevention

Consider the following steps to mitigate the vulnerability:

Immediate Steps to Take

Update to the latest software version provided by Huawei.
Avoid connecting the device to untrusted sources or computers.

Long-Term Security Practices

Regularly update software and firmware on devices.
Implement strong security measures and avoid using ADB mode unless necessary.

Patching and Updates

Install security patches released by Huawei to address the improper authorization vulnerability.