CVE-2017-17313 : Security Advisory and Response

A buffer overflow vulnerability exists in the inputhub driver of HUAWEI P9 Lite mobile phones with versions prior to VNS-L21C02B341, VNS-L21C22B380, VNS-L31C02B341, VNS-L31C440B390, and VNS-L31C636B396. This vulnerability arises from the absence of parameter validation. An attacker can exploit this vulnerability by tricking a user into installing a harmful application that transmits specific data to the inputhub driver, potentially leading to a system reboot.

Understanding CVE-2017-17313

This CVE identifies a buffer overflow vulnerability in the inputhub driver of HUAWEI P9 Lite mobile phones.

What is CVE-2017-17313?

CVE-2017-17313 is a security vulnerability in HUAWEI P9 Lite mobile phones that allows attackers to execute arbitrary code or cause a denial of service by triggering a buffer overflow in the inputhub driver.

The Impact of CVE-2017-17313

The exploitation of this vulnerability could result in a system reboot, potentially disrupting normal device operation and causing data loss.

Technical Details of CVE-2017-17313

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The buffer overflow vulnerability in the inputhub driver of HUAWEI P9 Lite mobile phones allows attackers to manipulate user-installed applications to send specific data to the driver, leading to potential system reboots.

Affected Systems and Versions

Product: HUAWEI P9 Lite
Vendor: Huawei Technologies Co., Ltd.
Affected Versions: Versions earlier than VNS-L21C02B341, VNS-L21C22B380, VNS-L31C02B341, VNS-L31C440B390, VNS-L31C636B396

Exploitation Mechanism

To exploit this vulnerability, an attacker needs to trick a user into installing a malicious application that transmits crafted data to the inputhub driver, triggering the buffer overflow.

Mitigation and Prevention

Protecting systems from CVE-2017-17313 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the HUAWEI P9 Lite to a non-vulnerable version if available.
Avoid installing apps from untrusted sources.
Regularly monitor for security advisories from Huawei.

Long-Term Security Practices

Implement security awareness training for users to recognize and avoid malicious apps.
Employ network-level security measures to detect and block malicious traffic.

Patching and Updates

Apply security patches provided by Huawei to address the buffer overflow vulnerability in the inputhub driver of HUAWEI P9 Lite.