Is CVE-2013-5556 being actively exploited?

CVE-2013-5556 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-5556?

CVE-2013-5556 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2013-5556

MEDIUM · CVSS 6.8EPSS 0.3%EU EUVD

The license-installation module on the Cisco Nexus 1000V switch 4.2(1)SV1(5.2b) and earlier for VMware vSphere, Cisco Nexus 1000V switch 5.2(1)SM1(5.1) for Microsoft Hyper-V, and Cisco Virtual Security Gateway 4.2(1)VSG1(1) for Nexus 1000V switches allows local users to gain privileges and execute arbitrary commands via crafted "install all iso" arguments, aka Bug ID CSCui21340.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:L/Au:S/C:C/I:C/A:C
Weakness (CWE): CWE-264
EPSS score: 0.3% (25th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-5396)
Published: November 18, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-5396 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

cisco / nexus 1000v
cisco / nexus 1000v
cisco / nexus 1000v
cisco / nexus 1000v
cisco / nexus 1000v
cisco / nexus 1000v
cisco / nexus 1000v
cisco / nexus 1000v
cisco / nexus 1000v

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5556(Vendor Advisory)
http://tools.cisco.com/security/center/viewAlert.x?alertId=31774(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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