What is CVE-2016-6402?

CVE-2016-6402 is a high-severity vulnerability in Cisco Unified Computing System, classified under CWE-264. CVSS score: 7.8/10. Published 2016-09-18.

How severe is CVE-2016-6402?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Cisco Unified Computing System

CVE-2016-6402

UCS Manager and UCS 6200 Fabric Interconnects in Cisco Unified Computing System (UCS) through 3.0(2d) allow local users to obtain OS root access via crafted CLI input, aka Bug ID CSCuz91263.

Published 2016-09-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (27.4th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Cisco Unified Computing System — versions 2.2(2e), 3.0(2d), 3.0(1e)

Weakness classification (CWE)

CWE-264

References

www.securitytracker.com/id/1036831 (vdb-entry)
www.securityfocus.com/bid/92956 (vdb-entry)
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160914… (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2016-6402?: CVE-2016-6402 is a high-severity vulnerability in Cisco Unified Computing System, classified under CWE-264. CVSS score: 7.8/10. Published 2016-09-18.
How severe is CVE-2016-6402?: High severity. CVSS v3 base score is 7.8 out of 10.