CVE-2015-4316
The Mobile and Remote Access (MRA) endpoint-validation feature in Cisco TelePresence Video...
The Mobile and Remote Access (MRA) endpoint-validation feature in Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2 improperly validates the phone line used for registration, which allows remote authenticated users to conduct impersonation attacks via a crafted registration, aka Bug ID CSCuv40396.
Exploit likelihood
What each source reports
NVD Score used
The Mobile and Remote Access (MRA) endpoint-validation feature in Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2 improperly validates the phone line used for registration, which allows remote authenticated users to conduct impersonation attacks via a crafted registration, aka Bug ID CSCuv40396.
- Record
CVE-2015-4316- CVSS 2.0
- 5.5 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:P - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
The Mobile and Remote Access (MRA) endpoint-validation feature in Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2 improperly validates the phone line used for registration, which allows remote authenticated users to conduct impersonation attacks via a crafted registration, aka Bug ID CSCuv40396.
- Record
CVE-2015-4316- Updated
- 2026-11-02
EUVDEUVD-2015-4339 No score
The Mobile and Remote Access (MRA) endpoint-validation feature in Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2 improperly validates the phone line used for registration, which allows remote authenticated users to conduct impersonation attacks via a crafted registration, aka Bug ID CSCuv40396.
- Record
EUVD-2015-4339- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2mgc-vc9w-hfw7 No score
The Mobile and Remote Access (MRA) endpoint-validation feature in Cisco TelePresence Video...
The Mobile and Remote Access (MRA) endpoint-validation feature in Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2 improperly validates the phone line used for registration, which allows remote authenticated users to conduct impersonation attacks via a crafted registration, aka Bug ID CSCuv40396.
- Record
GHSA-2mgc-vc9w-hfw7- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2015-4316 is a medium vulnerability (CVSS 5.5) in Cisco Telepresence Video Communication Server Software, published August 20, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.89%, the 79th percentile. No source names a fixed version.