CVE-2016-6440

medium

Published 2016-10-27 · Modified 2026-05-06

CVSS v3

6.5

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CVSS v2

4.3

VIR risk

6.5

Description

The Cisco Unified Communications Manager (CUCM) may be vulnerable to data that can be displayed inside an iframe within a web page, which in turn could lead to a clickjacking attack. More Information: CSCuz64683 CSCuz64698. Known Affected Releases: 11.0(1.10000.10), 11.5(1.10000.6), 11.5(0.99838.4). Known Fixed Releases: 11.0(1.22048.1), 11.5(0.98000.1070), 11.5(0.98000.284)11.5(0.98000.346), 11.5(0.98000.768), 11.5(1.10000.3), 11.5(1.10000.6), 11.5(2.10000.2).

Predictions

Exploit likelihood

75%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: psirt@cisco.com — https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-ucm

Application impact

Vendor	Product	Versions	Fixed
cisco	unified_communications_manager	`11.5\(0.99838.4\)`

References

CWEs

CWE-20

Verify integrity in audit chain (admin only). AS-IS.