CVE-2017-2739 : Exploit Details and Defense Strategies

CVE-2017-2739 was published on November 15, 2017, and affects Huawei Vmall APP versions earlier than HwVmall 1.5.3.0. The vulnerability lies in the insecure transfer of upgrade packages via HTTP, allowing a man-in-the-middle attack to modify the package and insert malicious applications.

Understanding CVE-2017-2739

This CVE identifies a security flaw in the upgrade process of Huawei Vmall APP, potentially leading to the insertion of malicious applications by a third party.

What is CVE-2017-2739?

The vulnerability in CVE-2017-2739 arises from the insecure transfer of upgrade packages for Huawei Vmall APP, making it susceptible to man-in-the-middle attacks.

The Impact of CVE-2017-2739

The security vulnerability in CVE-2017-2739 could result in the insertion of malicious applications into the upgrade package of Huawei Vmall APP, compromising user devices and data.

Technical Details of CVE-2017-2739

CVE-2017-2739 involves the following technical aspects:

Vulnerability Description

The vulnerability allows a man-in-the-middle attacker to tamper with the upgrade package of Huawei Vmall APP during the HTTP transfer process.

Affected Systems and Versions

Product: Vmall
Vendor: Huawei Technologies Co., Ltd.
Vulnerable Versions: Earlier than HwVmall 1.5.3.0 versions

Exploitation Mechanism

The vulnerability is exploited through a man-in-the-middle attack, where the attacker intercepts and modifies the upgrade package during the HTTP transfer.

Mitigation and Prevention

To address CVE-2017-2739, consider the following mitigation strategies:

Immediate Steps to Take

Avoid downloading or installing updates for Huawei Vmall APP from unsecured networks.
Regularly monitor official security advisories from Huawei for patches and updates.

Long-Term Security Practices

Utilize secure networks and VPNs when downloading software updates.
Implement HTTPS for secure data transfer during software upgrades.

Patching and Updates

Apply the latest patches and updates provided by Huawei to secure the upgrade process of Vmall APP.