CVE-2019-5252 : Vulnerability Insights and Analysis

Huawei smartphones (Y9, Honor 8X, Honor 9 Lite, Honor 9i, Y6 Pro) have an improper authentication vulnerability related to the applock feature, potentially allowing unauthorized access to locked applications.

Understanding CVE-2019-5252

This CVE identifies a security flaw in Huawei smartphones that could be exploited to bypass applock authentication.

What is CVE-2019-5252?

The vulnerability in Huawei smartphones allows attackers to circumvent the applock authentication, granting unauthorized access to protected applications.

The Impact of CVE-2019-5252

Exploiting this vulnerability could lead to immediate access to applications secured by applock, compromising user privacy and sensitive data.

Technical Details of CVE-2019-5252

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The security flaw in Huawei smartphones results in inadequate authentication within the applock feature, enabling attackers to bypass security measures.

Affected Systems and Versions

Products: Y9, Honor 8X, Honor 9 Lite, Honor 9i, Y6 Pro
Vulnerable Versions: Versions earlier than 9.1.0.131(C432E6R1P5T8), 9.1.0.139(C636E6R1P5T8), 9.1.0.217(C00E15R3P2T8), 9.1.0.237(C432E1R3P2T8), 9.1.0.237(C636E2R4P1T8), 9.1.0.124(C00E112R2P10T8), 9.1.0.136(C636E5R1P5T8), 9.1.0.115(C00E113R1P6T8), 9.1.0.122(C636E4R1P4T8), 9.1.0.248(C636E5R3P1)

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the improper authentication in the applock feature to gain unauthorized access to locked applications.

Mitigation and Prevention

Protecting against CVE-2019-5252 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update affected Huawei smartphones to the latest firmware version that addresses the authentication vulnerability.
Avoid relying solely on applock for sensitive application protection.

Long-Term Security Practices

Regularly monitor security advisories from Huawei and apply patches promptly.
Implement additional security measures beyond applock to enhance overall device security.
Educate users on best practices for securing their smartphones.

Patching and Updates

Huawei has released patches to address the authentication vulnerability in affected smartphone models. Ensure timely installation of these updates to mitigate the risk of exploitation.