CVE-2021-3529 : Exploit Details and Defense Strategies

A flaw was discovered in noobaa-core before version 5.7.0, allowing an attacker to inject arbitrary JavaScript into an application's response. This could lead to confidentiality, availability, and integrity issues.

Understanding CVE-2021-3529

This CVE pertains to a vulnerability found in noobaa-core versions prior to 5.7.0, where a malicious attacker could inject arbitrary JavaScript into an application’s response.

What is CVE-2021-3529?

The vulnerability in noobaa-core pre-5.7.0 allows an attacker to insert arbitrary JavaScript into an application's response, posing risks to system confidentiality, availability, and integrity.

The Impact of CVE-2021-3529

Exploitation of this vulnerability could result in unauthorized access to sensitive data, service interruptions, and data manipulation.

Technical Details of CVE-2021-3529

This section outlines the specific technical details related to CVE-2021-3529.

Vulnerability Description

The vulnerability allows an attacker to insert arbitrary JavaScript into an application's response by manipulating the input in the HTML document.

Affected Systems and Versions

Affected Product: noobaa-core
Affected Version: noobaa 5.7.0

Exploitation Mechanism

The flaw allows the insertion of arbitrary JavaScript into an application response by reflecting unmodified input.

Mitigation and Prevention

Learn how to protect your systems from CVE-2021-3529.

Immediate Steps to Take

To mitigate the risk, consider implementing input validation mechanisms and ensuring output encoding.

Long-Term Security Practices

Regularly update the software to the latest version and monitor security advisories for patches and fixes.