CVE-2019-5228 : Security Advisory and Response

A race condition vulnerability has been identified in certain detection modules of Huawei P30, P30 Pro, and Honor V20 smartphones with specific versions. This vulnerability could allow an attacker to execute malicious code by deceiving users into installing a malicious application.

Understanding CVE-2019-5228

This CVE involves a race condition vulnerability in Huawei smartphones, potentially leading to out-of-bound write attacks.

What is CVE-2019-5228?

The vulnerability arises from the system's failure to properly lock a specific function, allowing for out-of-bound write when multiple processes call the function simultaneously.
Attackers can exploit this by tricking users into installing a malicious application, leading to the execution of malicious code.

The Impact of CVE-2019-5228

Successful exploitation of this vulnerability could result in the execution of arbitrary code on the affected devices.

Technical Details of CVE-2019-5228

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability is a race condition issue in the detection modules of Huawei P30, P30 Pro, and Honor V20 smartphones.

Affected Systems and Versions

Affected products: P30, P30 Pro, Honor V20
Vulnerable versions: Versions earlier than ELLE-AL00B 9.1.0.193(C00E190R1P21), VOGUE-AL00A 9.1.0.193(C00E190R1P12), Princeton-AL10B 9.1.0.233(C00E233R4P3)

Exploitation Mechanism

Attackers need to deceive users into installing a malicious application to exploit this vulnerability.

Mitigation and Prevention

Protecting against and addressing the CVE-2019-5228 vulnerability.

Immediate Steps to Take

Update the affected devices to the latest firmware versions provided by Huawei.
Avoid installing applications from untrusted sources.
Regularly monitor for security advisories from Huawei.

Long-Term Security Practices

Implement security best practices such as using reputable app stores and avoiding sideloading apps.
Educate users about the risks of installing apps from unknown sources.

Patching and Updates

Apply patches and updates released by Huawei promptly to mitigate the vulnerability.