CVE-2013-6978: Cisco Unified Communications Manager

Medium severity, CVSS 4.0. EPSS: 2.1% chance of exploitation in the next 30 days.

The disaster recovery system (DRS) component in Cisco Unified Communications Manager (UCM) 9.1(1) and earlier allows remote authenticated users to obtain sensitive device information by reading "extraneous information" in HTML source code, aka Bug ID CSCuj39249.

Affected products

• Cisco Unified Communications Manager: up to and including 9.1\(1\); version 3.3(5) only; version 3.3(5)sr1 only; version 3.3(5)sr2a only; version 4.1(3) only; version 4.1(3)sr1 only; …

Published 2013-12-21. Last modified 2026-06-17.