What is CVE-2015-6412?

CVE-2015-6412 is a critical-severity vulnerability in Cisco Modular Encoding Platform D9036, classified under CWE-255. CVSS score: 9.8/10. Published 2016-01-22.

How severe is CVE-2015-6412?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2015-6412 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Cisco Modular Encoding Platform D9036

CVE-2015-6412

Cisco Modular Encoding Platform D9036 Software before 02.04.70 has hardcoded (1) root and (2) guest passwords, which makes it easier for remote attackers to obtain access via an SSH session, aka Bug ID CSCut88070.

Published 2016-01-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.024 (83.3th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000

Affected products

Cisco Modular Encoding Platform D9036
Cisco Modular Encoding Platform D9036 Software — versions 02.00.80, 02.01.50, 02.02.30

Weakness classification (CWE)

CWE-255

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160120… (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2015-6412?: CVE-2015-6412 is a critical-severity vulnerability in Cisco Modular Encoding Platform D9036, classified under CWE-255. CVSS score: 9.8/10. Published 2016-01-22.
How severe is CVE-2015-6412?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2015-6412 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.