Discover the impact and technical details of CVE-2021-21747, a reflective XSS vulnerability in ZTE MF971R. Learn about affected systems, exploitation, and mitigation strategies.
A reflective XSS vulnerability has been identified in the ZTE MF971R product, allowing attackers to potentially access sensitive information such as cookie data.
Understanding CVE-2021-21747
This section will delve into the details of CVE-2021-21747, highlighting its impact and technical aspects.
What is CVE-2021-21747?
The CVE-2021-21747 refers to a reflective XSS vulnerability present in the ZTE MF971R product. Exploiting this vulnerability could enable malicious actors to extract cookie information.
The Impact of CVE-2021-21747
The impact of this vulnerability is significant as it allows attackers to access sensitive data, posing a risk to user privacy and security.
Technical Details of CVE-2021-21747
Let's explore the technical aspects of CVE-2021-21747 in more detail, focusing on the vulnerability description, affected systems and versions, as well as the exploitation mechanism.
Vulnerability Description
The vulnerability in ZTE MF971R allows for reflective XSS, enabling attackers to execute scripts in the context of a victim's browser, potentially leading to information theft.
Affected Systems and Versions
The affected ZTE MF971R 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.
Exploitation Mechanism
By leveraging the reflective XSS vulnerability, threat actors could craft malicious scripts that execute in the victim's browser, thereby gaining unauthorized access to sensitive data.
Mitigation and Prevention
To address CVE-2021-21747, certain immediate and long-term measures can be adopted to enhance security and protect systems from exploitation.
Immediate Steps to Take
Organizations and users should implement security best practices such as input validation, output encoding, and regular security assessments.
Long-Term Security Practices
Establishing a robust security posture through regular security training, code reviews, and vulnerability scanning can help mitigate XSS vulnerabilities in the long term.
Patching and Updates
Applying vendor-supplied patches and keeping systems up to date with the latest software versions are crucial steps in preventing exploitation of known vulnerabilities.