CVE-2017-10931 Explained : Impact and Mitigation

CVE-2017-10931 relates to a vulnerability in ZTE's ZX10 1800-2S devices that could allow unauthorized users to download sensitive files, potentially leading to information leakage.

Understanding CVE-2017-10931

What is CVE-2017-10931?

The ZTE ZXR10 1800-2S devices, before version 3.00.40, have a security flaw that incorrectly restricts the download of file directories for WEB users, enabling them to download any files, potentially causing information leaks.

The Impact of CVE-2017-10931

This vulnerability could result in unauthorized access to sensitive information, including system configuration data, through the exploitation of the file download limitation issue.

Technical Details of CVE-2017-10931

Vulnerability Description

Prior to version 3.00.40, the ZXR10 1800-2S devices erroneously limit the range of file directories that can be downloaded by WEB users, allowing users to download any files, potentially leading to information leakage.

Affected Systems and Versions

Affected Product: ZX10 1800-2S
Vendor: ZTE
Vulnerable Versions: All versions prior to V3.00.40

Exploitation Mechanism

The vulnerability arises due to the incorrect restriction of file directory downloads for WEB users, enabling them to bypass limitations and access sensitive files.

Mitigation and Prevention

Immediate Steps to Take

Upgrade affected devices to version V3.00.40 or later to mitigate the vulnerability.
Implement access controls and restrictions to limit unauthorized file downloads.

Long-Term Security Practices

Regularly monitor and audit file download activities to detect any unauthorized access.
Train users on secure file handling practices to prevent information leakage incidents.

Patching and Updates

Stay informed about security updates and patches released by ZTE for the ZX10 1800-2S devices.