CVE-2020-3402: Cisco Unified Customer Voice Portal

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

A vulnerability in the Java Remote Method Invocation (RMI) interface of Cisco Unified Customer Voice Portal (CVP) could allow an unauthenticated, remote attacker to access sensitive information on an affected device. The vulnerability exists because certain RMI listeners are not properly authenticated. An attacker could exploit this vulnerability by sending a crafted request to the affected listener. A successful exploit could allow the attacker to access sensitive information on an affected device.

Affected products

• Cisco Unified Customer Voice Portal: up to and including 12.5\(1\)

Published 2020-07-02. Last modified 2026-06-17.