CVE-2019-5296 Explained : Impact and Mitigation

Huawei Mate20 smartphones with versions earlier than HMA-AL00C00B175 are vulnerable to an out-of-bounds read exploit, potentially leading to unauthorized memory access.

Understanding CVE-2019-5296

This CVE involves a security vulnerability in Huawei Mate20 smartphones that allows for an out-of-bounds read attack, posing risks of abnormal system behavior.

What is CVE-2019-5296?

The CVE-2019-5296 vulnerability affects Huawei Mate20 devices running versions older than HMA-AL00C00B175, enabling attackers to execute specific commands with high permissions, leading to unauthorized memory access.

The Impact of CVE-2019-5296

The vulnerability arises from inadequate input verification, allowing malicious actors to exploit the flaw and gain unauthorized access to the smartphone's memory, potentially causing system instability.

Technical Details of CVE-2019-5296

Huawei Mate20 smartphones with versions earlier than HMA-AL00C00B175 are susceptible to this security issue.

Vulnerability Description

The vulnerability permits an out-of-bounds read attack on the affected smartphones, triggered by executing specific commands with elevated permissions.

Affected Systems and Versions

Product: Mate20
Vendor: Huawei
Vulnerable Version: Versions earlier than HMA-AL00C00B175

Exploitation Mechanism

Attackers with high permissions can exploit the vulnerability by executing certain commands, bypassing input verification and gaining unauthorized memory access.

Mitigation and Prevention

To address CVE-2019-5296, users and organizations should take immediate and long-term security measures.

Immediate Steps to Take

Update affected Huawei Mate20 devices to version HMA-AL00C00B175 or later to mitigate the vulnerability.
Avoid executing commands from untrusted sources on the smartphone.

Long-Term Security Practices

Regularly update smartphone software and firmware to patch known vulnerabilities.
Implement strong access controls and permissions to limit the impact of potential exploits.

Patching and Updates

Huawei has likely released patches addressing CVE-2019-5296. Ensure timely installation of these updates to secure the devices against known vulnerabilities.