CVE-2020-1840 : What You Need to Know

HUAWEI Mate 20 smart phones with versions earlier than 10.0.0.175(C00E70R3P8) have an insufficient authentication vulnerability that allows a local attacker to execute a specific command, potentially leading to information leak and affecting the device's availability.

Understanding CVE-2020-1840

This CVE identifies a security issue in HUAWEI Mate 20 devices.

What is CVE-2020-1840?

CVE-2020-1840 is an insufficient authentication vulnerability found in HUAWEI Mate 20 smartphones running versions prior to 10.0.0.175(C00E70R3P8).

The Impact of CVE-2020-1840

The vulnerability could be exploited by a local attacker with high privilege to execute a specific command, resulting in compromised information security and potential disruptions in device availability.

Technical Details of CVE-2020-1840

This section delves into the specifics of the vulnerability.

Vulnerability Description

The vulnerability in HUAWEI Mate 20 devices arises from insufficient authentication, enabling unauthorized local users to execute arbitrary commands.

Affected Systems and Versions

Affected Product: HUAWEI Mate 20
Affected Versions: Versions earlier than 10.0.0.175(C00E70R3P8)

Exploitation Mechanism

The vulnerability allows local attackers with elevated privileges to execute specific commands, leading to potential information leakage and service disruptions.

Mitigation and Prevention

Protecting against and addressing CVE-2020-1840.

Immediate Steps to Take

Update HUAWEI Mate 20 devices to version 10.0.0.175(C00E70R3P8) or later to mitigate the vulnerability.
Monitor and restrict access to sensitive system areas to prevent unauthorized command execution.

Long-Term Security Practices

Implement strong password policies and privilege management to limit unauthorized access.
Regularly monitor and audit device activity to detect unusual behavior that may indicate exploitation attempts.
Educate users on safe computing practices to minimize the risk of local attacks.

Patching and Updates

Stay informed about security advisories and update HUAWEI Mate 20 devices promptly to apply security patches and address vulnerabilities.