CVE-2018-7899 : Exploit Details and Defense Strategies

A double free vulnerability in the Mali Driver of Huawei Berkeley-AL20 and Berkeley-BD smartphones can be exploited by tricking users into installing a malicious application, potentially causing system reboots.

Understanding CVE-2018-7899

This CVE involves a critical vulnerability in Huawei smartphones that could lead to system instability and potential security breaches.

What is CVE-2018-7899?

The CVE-2018-7899 vulnerability is a double free flaw in the Mali Driver of Huawei Berkeley-AL20 and Berkeley-BD smartphones.

The Impact of CVE-2018-7899

Exploiting this vulnerability requires tricking users into installing a malicious application. Once exploited, it can potentially cause the system to reboot, leading to system instability and potential security risks.

Technical Details of CVE-2018-7899

This section provides more in-depth technical details about the vulnerability.

Vulnerability Description

The double free vulnerability in the Mali Driver of Huawei Berkeley-AL20 and Berkeley-BD smartphones allows attackers to exploit the system by tricking users into installing a malicious application.

Affected Systems and Versions

Affected Products: Berkeley-AL20, Berkeley-BD
Vendor: Huawei Technologies Co., Ltd.
Vulnerable Versions: Berkeley-AL20 8.0.0.105(C00), 8.0.0.111(C00), 8.0.0.112D(C00), 8.0.0.116(C00), 8.0.0.119(C00), 8.0.0.119D(C00), 8.0.0.122(C00), 8.0.0.132(C00), 8.0.0.132D(C00), 8.0.0.142(C00), 8.0.0.151(C00), Berkeley-BD 1.0.0.21, 1.0.0.22, 1.0.0.23, 1.0.0.24, 1.0.0.26, 1.0.0.29

Exploitation Mechanism

The vulnerability can be exploited by tricking users into installing a malicious application, which then triggers the double free flaw in the Mali Driver, potentially causing the system to reboot.

Mitigation and Prevention

To address CVE-2018-7899, users and organizations should take immediate and long-term security measures.

Immediate Steps to Take

Avoid installing applications from untrusted sources.
Regularly update the device's software and firmware.
Implement security awareness training to educate users about potential threats.

Long-Term Security Practices

Conduct regular security audits and vulnerability assessments.
Monitor for unusual system behavior that may indicate exploitation attempts.
Follow best practices for secure application development and deployment.

Patching and Updates

Apply security patches provided by Huawei promptly to address the vulnerability and enhance system security.