How severe is CVE-2012-3051?

CVE-2012-3051 has a CVSS 2.0 base score of 6.1, rated medium severity.

Is CVE-2012-3051 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-3051?

CVE-2012-3051 primarily affects Cisco Nx-os. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-3051?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-3051 published?

CVE-2012-3051 was published on 2012-09-16 and last updated on 2026-06-16.

CVE-2012-3051

CVE-2012-3051 is a medium-severity vulnerability in Cisco Nx-os with a CVSS 2.0 base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 6.1)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cisco Nx-os
Published: 2012-09-16
Last modified: 2026-06-16

Description

Cisco NX-OS 5.2 and 6.1 on Nexus 7000 series switches allows remote attackers to cause a denial of service (process crash or packet loss) via a large number of ARP packets, aka Bug ID CSCtr44822.

Frequently asked questions

What is CVE-2012-3051?: Cisco NX-OS 5.2 and 6.1 on Nexus 7000 series switches allows remote attackers to cause a denial of service (process crash or packet loss) via a large number of ARP packets, aka Bug ID CSCtr44822.
How severe is CVE-2012-3051?: CVE-2012-3051 has a CVSS 2.0 base score of 6.1, rated medium severity.
Is CVE-2012-3051 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3051?: CVE-2012-3051 primarily affects Cisco Nx-os. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3051?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3051 published?: CVE-2012-3051 was published on 2012-09-16 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:o:cisco:nx-os:5.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:6.1:*:*:*:*:*:*:*
cpe:2.3:h:cisco:nexus_7000:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:nexus_7000_10-slot:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:nexus_7000_18-slot:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:nexus_7000_9-slot:-:*:*:*:*:*:*:*

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