CVE-2012-6396 — Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300

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MEDIUM

Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300

Published Jan 19, 2013

4.9

MEDIUM

CVSS 2.0

EPSS 0.90%

Description

Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.90% 0.00901

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

EPSS probability 0.00901

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	0.90% (0.00901)	58.25th	v5 (v2026.06.15)
Jun 15, 2026	0.90% (0.00901)	54.85th	v5 (v2026.06.15)
Mar 17, 2025	0.36% (0.00363)	56.24th	v4 (v2025.03.14)
Dec 12, 2024	0.11% (0.00108)	45.32th	v3 (v2023.03.01)
Jun 27, 2024	0.11% (0.00108)	43.97th	v3 (v2023.03.01)
Mar 7, 2023	0.11% (0.00108)	41.97th	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-399

References (2)

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-6396
vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securitytracker.com/id/1028018
vdb-entryx_refsource_SECTRACK

Link	Providers	Tags
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-6396		vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securitytracker.com/id/1028018		vdb-entryx_refsource_SECTRACK

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner cisco

Published Jan 19, 2013

Updated Aug 6, 2024

Reserved Dec 16, 2012

Link CVE-2012-6396

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2012-6396

Red Hat

Severity n/a

Public date n/a

Links CVE-2012-6396