CVE-2021-1575 : What You Need to Know

A vulnerability in the web-based management interface of Cisco Virtualized Voice Browser could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. Explore the impact, technical details, and mitigation steps related to this CVE.

Understanding CVE-2021-1575

This section delves into the specifics of CVE-2021-1575, focusing on its implications and risk factors.

What is CVE-2021-1575?

CVE-2021-1575 highlights a vulnerability in Cisco Virtualized Voice Browser's web-based management interface, enabling a malicious actor to execute a cross-site scripting (XSS) attack. This occurs due to inadequate validation of user input.

The Impact of CVE-2021-1575

The vulnerability poses a medium severity risk, with a CVSS base score of 6.1. An attacker could exploit this flaw to execute malicious scripts within the interface and potentially access sensitive information.

Technical Details of CVE-2021-1575

This section outlines the vulnerability description, affected systems, versions, and exploitation mechanisms.

Vulnerability Description

The flaw arises from the lack of proper validation of user-supplied input within the web-based management interface, paving the way for a cross-site scripting attack.

Affected Systems and Versions

The vulnerability impacts Cisco Virtualized Voice Browser, with all versions being susceptible to exploitation.

Exploitation Mechanism

An attacker can leverage this flaw by enticing a user to interact with a specially crafted link, enabling the execution of arbitrary script code.

Mitigation and Prevention

Discover the immediate steps and long-term security practices recommended to mitigate the risks associated with CVE-2021-1575.

Immediate Steps to Take

Users are advised to exercise caution while interacting with unknown links on the affected interface and employ security best practices.

Long-Term Security Practices

Establishing robust input validation mechanisms and conducting regular security audits can enhance the overall security posture.

Patching and Updates

It is crucial to apply relevant security patches and updates provided by Cisco to address the vulnerability effectively.