How severe is CVE-2015-4234?

CVE-2015-4234 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2015-4234 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4234?

CVE-2015-4234 primarily affects Cisco Nx-os. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-4234?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2015-4234 published?

CVE-2015-4234 was published on 2015-07-03 and last updated on 2026-06-17.

CVE-2015-4234

CVE-2015-4234 is a high-severity vulnerability in Cisco Nx-os with a CVSS 2.0 base score of 7.2. 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: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Cisco Nx-os
Published: 2015-07-03
Last modified: 2026-06-17

Description

Cisco NX-OS 6.0(2) and 6.2(2) on Nexus devices has an improper OS configuration, which allows local users to obtain root access via unspecified input to the Python interpreter, aka Bug IDs CSCun02887, CSCur00115, and CSCur00127.

Frequently asked questions

What is CVE-2015-4234?: Cisco NX-OS 6.0(2) and 6.2(2) on Nexus devices has an improper OS configuration, which allows local users to obtain root access via unspecified input to the Python interpreter, aka Bug IDs CSCun02887, CSCur00115, and CSCur00127.
How severe is CVE-2015-4234?: CVE-2015-4234 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2015-4234 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4234?: CVE-2015-4234 primarily affects Cisco Nx-os. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4234?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-4234 published?: CVE-2015-4234 was published on 2015-07-03 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:cisco:nx-os:6.0\(2\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:6.2\(2\):*:*:*:*:*:*:*

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