Cisco TelePresence System (CTS) 6.0(.5)(5) and earlier falls back to HTTP when certain HTTPS sessions cannot be established, which allows man-in-the-middle attackers to obtain sensitive directory information by leveraging a network position between CTS and Cisco Unified Communications Manager (UCM) to block HTTPS traffic, aka Bug ID CSCuj26326.
| Product | Vulnerable range | Fixed version | Advisory |
|---|---|---|---|
| n/a n/a | — | not specified | advisory ↗ |