CVE-2022-20859: Cisco Unified Communications Manager

High severity, CVSS 8.8. EPSS: 1.3% chance of exploitation in the next 30 days.

A vulnerability in the Disaster Recovery framework of Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager IM & Presence Service (Unified CM IM&P), and Cisco Unity Connection could allow an authenticated, remote attacker to perform certain administrative actions they should not be able to. This vulnerability is due to insufficient access control checks on the affected device. An attacker with read-only privileges could exploit this vulnerability by executing a specific vulnerable command on an affected device. A successful exploit could allow the attacker to perform a set of administrative actions they should not be able to.

Affected products

• Cisco Unified Communications Manager: from 14.0, before 14su2 (fixed in 14su2)
• Cisco Unified Communications Manager Im And Presence Service: from 14.0, before 14.0su2 (fixed in 14.0su2)
• Cisco Unity Connection: from 14.0, before 14su2 (fixed in 14su2)

Published 2022-07-06. Last modified 2026-06-17.