CVE-2015-4221 — Cisco Unified Communications Manager IM and Presence Service 9.1(1) does not properly restrict access to encrypted passwords, which allows remote attackers to determine cleartext passwords, and consequently execute arbitrary commands, by visiting an unspecified web page and then conducting a decryption attack, aka Bug ID CSCuq46194

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MEDIUM

Cisco Unified Communications Manager IM and Presence Service 9.1(1) does not properly restrict access to encrypted passwords, which allows remote attackers to determine cleartext passwords, and consequently execute arbitrary commands, by visiting an unspecified web page and then conducting a decryption attack, aka Bug ID CSCuq46194

Published Jun 26, 2015

4.0

MEDIUM

CVSS 2.0

EPSS 2.33%

Description

Cisco Unified Communications Manager IM and Presence Service 9.1(1) does not properly restrict access to encrypted passwords, which allows remote attackers to determine cleartext passwords, and consequently execute arbitrary commands, by visiting an unspecified web page and then conducting a decryption attack, aka Bug ID CSCuq46194.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.33% 0.02335

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.02335

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 3, 2026	2.33% (0.02335)	82.99th	v5 (v2026.06.15)
Jun 15, 2026	2.33% (0.02335)	81.29th	v5 (v2026.06.15)
Mar 17, 2025	0.31% (0.00310)	51.94th	v4 (v2025.03.14)
Dec 12, 2024	0.11% (0.00108)	45.38th	v3 (v2023.03.01)
Jun 26, 2024	0.11% (0.00108)	44.02th	v3 (v2023.03.01)
Mar 7, 2023	0.11% (0.00108)	42.01th	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-264

References (3)

http://tools.cisco.com/security/center/viewAlert.x?alertId=39505
vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securityfocus.com/bid/75401
vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1032716
vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry

Link	Providers	Tags
http://tools.cisco.com/security/center/viewAlert.x?alertId=39505		vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securityfocus.com/bid/75401		vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1032716		vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner cisco

Published Jun 26, 2015

Updated Aug 6, 2024

Reserved Jun 4, 2015

Link CVE-2015-4221

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-4221

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-4221