CVE-2012-4117 — The fabric-interconnect component in Cisco Unified Computing System (UCS) does not properly verify X.509 certificates, which allows man-in-the-middle attackers to watch SSL KVM video-channel traffic or modify this traffic via a crafted certificate, aka Bug ID CSCtr73033

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MEDIUM

The fabric-interconnect component in Cisco Unified Computing System (UCS) does not properly verify X.509 certificates, which allows man-in-the-middle attackers to watch SSL KVM video-channel traffic or modify this traffic via a crafted certificate, aka Bug ID CSCtr73033

Published Oct 19, 2013

5.8

MEDIUM

CVSS 2.0

EPSS 0.53%

Description

The fabric-interconnect component in Cisco Unified Computing System (UCS) does not properly verify X.509 certificates, which allows man-in-the-middle attackers to watch SSL KVM video-channel traffic or modify this traffic via a crafted certificate, aka Bug ID CSCtr73033.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.53% 0.00527

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

EPSS probability 0.00527

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	0.53% (0.00527)	42.50th	v5 (v2026.06.15)
Jun 15, 2026	0.53% (0.00527)	40.19th	v5 (v2026.06.15)
Mar 17, 2025	0.14% (0.00137)	31.04th	v4 (v2025.03.14)
Dec 12, 2024	0.08% (0.00081)	36.55th	v3 (v2023.03.01)
Apr 25, 2024	0.08% (0.00085)	35.46th	v3 (v2023.03.01)
Mar 7, 2023	0.08% (0.00081)	32.98th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Sep 10, 2022	0.89% (0.00885)	26.24th	v2 (v2022.01.01)
Apr 1, 2022	0.89% (0.00885)	24.24th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)

Weaknesses (1)

CWE-20

Improper Input Validation

References (1)

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4117
vendor-advisoryx_refsource_CISCOVendor Advisory

Link	Providers	Tags
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4117		vendor-advisoryx_refsource_CISCOVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner cisco

Published Oct 19, 2013

Updated Sep 16, 2024

Reserved Jul 31, 2012

Link CVE-2012-4117

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2012-4117

Red Hat

Severity n/a

Public date n/a

Links CVE-2012-4117