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CVE-2021-1500

5.4 · MEDIUM
Published Nov 4, 2021 cisco CWE-601 EPSS 0.81% (55th pctl)

Overview

CVE-2021-1500 is a medium-severity vulnerability affecting cisco collaboration_meeting_rooms. It was published on November 4, 2021 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

A vulnerability in the web-based management interface of Cisco Webex Video Mesh could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. This vulnerability is due to improper input validation of the URL parameters in an HTTP request. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to redirect a user to a malicious website. Attackers may use this type of vulnerability, known as an open redirect attack, as part of a phishing attack to persuade users to unknowingly visit malicious sites.

Remediation

Check the references section for vendor advisories and patches from cisco. Update collaboration_meeting_rooms to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
cisco webex_video_mesh >= 0, < 2021.10.18.2439m Affected

Frequently Asked Questions

What is CVE-2021-1500?

CVE-2021-1500 is a medium-severity vulnerability affecting cisco collaboration_meeting_rooms. It was published on November 4, 2021 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2021-1500?

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-1500?

Check the references section for vendor advisories and patches from cisco. Update collaboration_meeting_rooms to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-1500?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-1500 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.