CVE-2015-6410 — The Mobile and Remote Access (MRA) services implementation in Cisco Unified Communications Manager mishandles edge-device identity validation, which allows remote attackers to bypass intended call-reception and call-setup restrictions by spoofing a user, aka Bug ID CSCuu97283

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MEDIUM

The Mobile and Remote Access (MRA) services implementation in Cisco Unified Communications Manager mishandles edge-device identity validation, which allows remote attackers to bypass intended call-reception and call-setup restrictions by spoofing a user, aka Bug ID CSCuu97283

Published Dec 14, 2015

4.0

MEDIUM

CVSS 2.0

EPSS 1.68%

Description

The Mobile and Remote Access (MRA) services implementation in Cisco Unified Communications Manager mishandles edge-device identity validation, which allows remote attackers to bypass intended call-reception and call-setup restrictions by spoofing a user, aka Bug ID CSCuu97283.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.68% 0.01682

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01682

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.68% (0.01682)	76.12th	v5 (v2026.06.15)
Jun 15, 2026	1.68% (0.01682)	73.89th	v5 (v2026.06.15)
Mar 17, 2025	0.20% (0.00204)	40.52th	v4 (v2025.03.14)
Dec 12, 2024	0.10% (0.00095)	41.83th	v3 (v2023.03.01)
Jul 13, 2024	0.10% (0.00095)	40.60th	v3 (v2023.03.01)
Mar 7, 2023	0.10% (0.00095)	38.58th	v3 (v2023.03.01)
Mar 6, 2023	1.06% (0.01061)	52.82th	v2 (v2022.01.01)
Sep 19, 2022	1.06% (0.01061)	51.19th	v2 (v2022.01.01)
Apr 1, 2022	1.06% (0.01061)	49.19th	v2 (v2022.01.01)
Feb 4, 2022	1.06% (0.01061)	28.23th	v2 (v2022.01.01)

Weaknesses (1)

CWE-20

Improper Input Validation

References (3)

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151209-ucm
vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securityfocus.com/bid/78741
vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1034377
vdb-entryx_refsource_SECTRACK

Link	Providers	Tags
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151209-ucm		vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securityfocus.com/bid/78741		vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1034377		vdb-entryx_refsource_SECTRACK

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner cisco

Published Dec 14, 2015

Updated Aug 6, 2024

Reserved Aug 17, 2015

Link CVE-2015-6410

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-6410

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-6410