CVE-2015-4257 — Cross-site request forgery (CSRF) vulnerability on Cisco TelePresence MCU 4500 devices with software 4.5(1.55) allows remote attackers to hijack the authentication of arbitrary users, aka Bug ID CSCuu90710

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MEDIUM

Cross-site request forgery (CSRF) vulnerability on Cisco TelePresence MCU 4500 devices with software 4.5(1.55) allows remote attackers to hijack the authentication of arbitrary users, aka Bug ID CSCuu90710

Published Jul 10, 2015

6.8

MEDIUM

CVSS 2.0

EPSS 1.00%

Description

Cross-site request forgery (CSRF) vulnerability on Cisco TelePresence MCU 4500 devices with software 4.5(1.55) allows remote attackers to hijack the authentication of arbitrary users, aka Bug ID CSCuu90710.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.00% 0.00996

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

EPSS probability 0.00996

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	1.00% (0.00996)	61.34th	v5 (v2026.06.15)
Jun 15, 2026	1.00% (0.00996)	58.00th	v5 (v2026.06.15)
Mar 17, 2025	0.20% (0.00198)	39.84th	v4 (v2025.03.14)
Dec 12, 2024	0.08% (0.00076)	34.74th	v3 (v2023.03.01)
Jun 12, 2024	0.08% (0.00076)	32.66th	v3 (v2023.03.01)
Mar 7, 2023	0.08% (0.00076)	30.65th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (1)

CWE-352

CSRF

References (2)

http://tools.cisco.com/security/center/viewAlert.x?alertId=39801
vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securitytracker.com/id/1032838
vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry

Link	Providers	Tags
http://tools.cisco.com/security/center/viewAlert.x?alertId=39801		vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securitytracker.com/id/1032838		vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner cisco

Published Jul 10, 2015

Updated Aug 6, 2024

Reserved Jun 4, 2015

Link CVE-2015-4257

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-4257

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-4257