CVE-2018-7937 : Vulnerability Insights and Analysis

Huawei HiRouter-CD20-10 and WS5200-10 devices are affected by a vulnerability that allows attackers to bypass plug-in signatures, potentially leading to unauthorized access and control of the device.

Understanding CVE-2018-7937

This CVE identifies a security flaw in Huawei HiRouter-CD20-10 and WS5200-10 devices that could be exploited by attackers to gain root access.

What is CVE-2018-7937?

The vulnerability in Huawei HiRouter-CD20-10 and WS5200-10 versions prior to 1.9.6 allows attackers to bypass plug-in signatures, enabling them to manipulate legitimate plug-ins into malicious ones.

The Impact of CVE-2018-7937

If successfully exploited, this vulnerability grants attackers root access to the affected device, giving them complete control over it.

Technical Details of CVE-2018-7937

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The flaw arises from inadequate verification of plug-ins, allowing attackers to deceive users into installing malicious plug-ins.

Affected Systems and Versions

Affected Products: HiRouter-CD20, WS5200-10
Vulnerable Versions: Versions before HiRouter-CD20-10 1.9.6, Versions before WS5200-10 1.9.6

Exploitation Mechanism

Attackers can modify legitimate plug-ins to create malicious ones, tricking users into installing them and granting root access to the device.

Mitigation and Prevention

Protecting against CVE-2018-7937 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update affected devices to versions 1.9.6 or higher to patch the vulnerability.
Monitor for any suspicious activity on the network.

Long-Term Security Practices

Regularly update firmware and software to address security vulnerabilities.
Implement network segmentation to limit the impact of potential breaches.

Patching and Updates

Apply security patches provided by Huawei promptly to mitigate the vulnerability.