CVE-2015-0654 — Race condition in the TLS implementation in MainApp in the management interface in Cisco Intrusion Prevention System (IPS) Software before 7.3(3)E4 allows remote attackers to cause a denial of service (process hang) by establishing many HTTPS sessions, aka Bug ID CSCuq40652

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HIGH

Race condition in the TLS implementation in MainApp in the management interface in Cisco Intrusion Prevention System (IPS) Software before 7.3(3)E4 allows remote attackers to cause a denial of service (process hang) by establishing many HTTPS sessions, aka Bug ID CSCuq40652

Published Mar 13, 2015

7.1

HIGH

CVSS 2.0

EPSS 1.26%

Description

Race condition in the TLS implementation in MainApp in the management interface in Cisco Intrusion Prevention System (IPS) Software before 7.3(3)E4 allows remote attackers to cause a denial of service (process hang) by establishing many HTTPS sessions, aka Bug ID CSCuq40652.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.26% 0.01264

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

EPSS probability 0.01264

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	1.26% (0.01264)	68.64th	v5 (v2026.06.15)
Jun 15, 2026	1.27% (0.01274)	65.99th	v5 (v2026.06.15)
Mar 17, 2025	0.70% (0.00699)	70.28th	v4 (v2025.03.14)
Dec 12, 2024	0.19% (0.00186)	57.24th	v3 (v2023.03.01)
Jul 10, 2024	0.19% (0.00186)	56.24th	v3 (v2023.03.01)
Mar 7, 2023	0.19% (0.00186)	54.19th	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-362

Race Condition

References (2)

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150311-ips
vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securitytracker.com/id/1031908
vdb-entryx_refsource_SECTRACK

Link	Providers	Tags
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150311-ips		vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securitytracker.com/id/1031908		vdb-entryx_refsource_SECTRACK

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner cisco

Published Mar 13, 2015

Updated Aug 6, 2024

Reserved Jan 7, 2015

Link CVE-2015-0654

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-0654

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-0654