CVE-2021-21746 Explained : Impact and Mitigation

ZTE MF971R product has a reflective XSS vulnerability that allows an attacker to obtain cookie information. Learn about the impact, technical details, and mitigation steps for CVE-2021-21746.

Understanding CVE-2021-21746

This section provides an overview of the CVE-2021-21746 vulnerability affecting ZTE MF971R.

What is CVE-2021-21746?

CVE-2021-21746 is a reflective XSS vulnerability in the ZTE MF971R product, enabling attackers to access sensitive cookie information.

The Impact of CVE-2021-21746

The vulnerability poses a risk of unauthorized access to user cookies, potentially leading to session hijacking and other malicious activities.

Technical Details of CVE-2021-21746

Explore the technical aspects of CVE-2021-21746 to understand how the vulnerability operates.

Vulnerability Description

The vulnerability in ZTE MF971R allows attackers to execute malicious scripts to extract user cookies, compromising their sensitive data.

Affected Systems and Versions

Affected versions include BD_ZTE_MF971RV1.0.0B05, BD_PLKPLMF971R1V1.0.0B06, BD_MF971R2V1.0.0B03, BD_ZTE_MF971RS2V1.0.0B03, BD_ZTE_MF971RSV1.0.0B05 of the ZTE MF971R product.

Exploitation Mechanism

Attackers can exploit the XSS vulnerability by injecting malicious scripts into the device, leading to the unauthorized retrieval of cookie information.

Mitigation and Prevention

Discover the steps to minimize the risk associated with CVE-2021-21746 and safeguard ZTE MF971R devices.

Immediate Steps to Take

Users are advised to apply security patches provided by ZTE promptly to protect against the vulnerability exploitation.

Long-Term Security Practices

Implement secure coding practices, regularly update firmware, and educate users on safe browsing habits to prevent XSS attacks.

Patching and Updates

Regularly check for security updates from ZTE and apply patches to address vulnerabilities promptly.