How severe is CVE-2012-4135?

CVE-2012-4135 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-2012-4135 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4135?

CVE-2012-4135 primarily affects Cisco Nx-os. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-4135?

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

When was CVE-2012-4135 published?

CVE-2012-4135 was published on 2013-12-21 and last updated on 2026-06-16.

CVE-2012-4135

CVE-2012-4135 is a medium-severity vulnerability in Cisco Nx-os with a CVSS 2.0 base score of 4.6. 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-22.

Key facts

Severity: Medium (CVSS 2.0 base score 4.6)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Cisco Nx-os
Published: 2013-12-21
Last modified: 2026-06-16

Description

Directory traversal vulnerability in filesys in Cisco NX-OS 6.1(2) and earlier allows local users to access arbitrary files via crafted command-line arguments during a delete action, aka Bug IDs CSCty07270, CSCty07271, CSCty07273, and CSCty07275.

Frequently asked questions

What is CVE-2012-4135?: Directory traversal vulnerability in filesys in Cisco NX-OS 6.1(2) and earlier allows local users to access arbitrary files via crafted command-line arguments during a delete action, aka Bug IDs CSCty07270, CSCty07271, CSCty07273, and CSCty07275.
How severe is CVE-2012-4135?: CVE-2012-4135 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2012-4135 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4135?: CVE-2012-4135 primarily affects Cisco Nx-os. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-4135?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-4135 published?: CVE-2012-4135 was published on 2013-12-21 and last updated on 2026-06-16.

References

Affected products (98)

cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(0\)n1\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(0\)n1\(2\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(0\)n1\(2a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(1a\)n1\(1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(1a\)n1\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(1a\)n2\(1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(1a\)n2\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(4\)sv1\(1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(4\)sv1\(2\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(4\)sv1\(3\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(4\)sv1\(3a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(4\)sv1\(3b\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(4\)sv1\(3c\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.0\(4\)sv1\(3d\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.1\(3\)n1\(1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.1\(3\)n1\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.1\(3\)n2\(1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.1\(3\)n2\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.1.\(2\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.1.\(3\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.1.\(4\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.1.\(5\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(1\)n1\(1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(1\)n2\(1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(1\)n2\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(1\)sv1\(4\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(1\)sv1\(4a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(1\)sv1\(5.1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(2\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(3\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(4\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(6\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2\(8\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:4.2.\(2a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:5.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:nx-os:5.0\(2\):*:*:*:*:*:*:*

More vulnerabilities in Cisco Nx-os

CVE-2021-1361 — Critical (CVSS 9.8): A vulnerability in the implementation of an internal file management service for Cisco Nexus 3000 Series Switches and…
CVE-2018-0310 — Critical (CVSS 9.8): A vulnerability in the Cisco Fabric Services component of Cisco FXOS Software and Cisco NX-OS Software could allow an…
CVE-2018-0301 — Critical (CVSS 9.8): A vulnerability in the NX-API feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to craft…
CVE-2016-1453 — Critical (CVSS 9.8): Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0 through 7.3 on Nexus 7000…
CVE-2016-1341 — Critical (CVSS 9.8): Cisco NX-OS 7.0(1)N1(1), 7.0(1)N1(3), and 7.0(4)N1(1) on Nexus 2000 Fabric Extender devices has a blank root password,…
CVE-2015-4235 — Critical (CVSS 9.0): Cisco Application Policy Infrastructure Controller (APIC) devices with software before 1.0(3o) and 1.1 before 1.1(1j)…

All CVEs affecting Cisco Nx-os →

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…

Browse all CWE-22 (Path Traversal) vulnerabilities →