CVE-2021-1420 : What You Need to Know

A vulnerability in certain web pages of Cisco Webex Meetings could allow an unauthenticated, remote attacker to modify a web page in the context of a user's browser.

Understanding CVE-2021-1420

This CVE refers to a vulnerability in Cisco Webex Meetings that could be exploited by an attacker to alter web page contents.

What is CVE-2021-1420?

The vulnerability in certain web pages of Cisco Webex Meetings allows attackers to manipulate web page content by passing HTML code into an affected parameter.

The Impact of CVE-2021-1420

Successful exploitation of this vulnerability could lead to altering web page contents, potentially redirecting users to malicious websites or enabling further client-side attacks.

Technical Details of CVE-2021-1420

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability is caused by improper checks on parameter values in certain web pages of Cisco Webex Meetings.

Affected Systems and Versions

The vulnerability affects Cisco Webex Meetings with unspecified versions.

Exploitation Mechanism

Attackers could exploit this vulnerability by tricking users into clicking on crafted links to inject HTML code into affected parameters.

Mitigation and Prevention

Learn how to protect your systems from this vulnerability.

Immediate Steps to Take

Users are advised to be cautious while clicking on links and to avoid accessing suspicious websites.

Long-Term Security Practices

Implement strong security practices such as regular security training to recognize malicious links.

Patching and Updates

Stay informed about security patches provided by Cisco to address this vulnerability.