How severe is CVE-2012-4077?

CVE-2012-4077 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2012-4077 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4077?

CVE-2012-4077 affects Cisco Nx-os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-4077?

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

When was CVE-2012-4077 published?

CVE-2012-4077 was published on 2013-10-14 and last updated on 2026-06-16.

CVE-2012-4077

CVE-2012-4077 is a medium-severity vulnerability in Cisco Nx-os with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Cisco Nx-os
Published: 2013-10-14
Last modified: 2026-06-16

Description

Cisco NX-OS allows local users to gain privileges and execute arbitrary commands via the sed e option, aka Bug IDs CSCtf25457 and CSCtf27651.

Frequently asked questions

What is CVE-2012-4077?: Cisco NX-OS allows local users to gain privileges and execute arbitrary commands via the sed e option, aka Bug IDs CSCtf25457 and CSCtf27651.
How severe is CVE-2012-4077?: CVE-2012-4077 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2012-4077 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4077?: CVE-2012-4077 affects Cisco Nx-os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-4077?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-4077 published?: CVE-2012-4077 was published on 2013-10-14 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:cisco:nx-os:-:*:*:*:*:*:*:*

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