What is CVE-2015-6397?

CVE-2015-6397 is a high-severity vulnerability in Cisco Rv110w Wireless-N Vpn Firewall, classified under Improper Authentication. CVSS score: 8.8/10. Published 2016-08-08.

How severe is CVE-2015-6397?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Cisco Rv110w Wireless-N Vpn Firewall

CVE-2015-6397

Cisco RV110W, RV130W, and RV215W devices have an incorrect RBAC configuration for the default account, which allows remote authenticated users to obtain root access via a login session with that account, aka Bug IDs CSCuv90139, CSCux58175, and CSCux73557.

Vulnerability class: Broken Authentication

Published 2016-08-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.023 (83.4th percentile), scored 2026-10-24.

Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.securityfocus.com/bid/92273 (vdb-entry)
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160803… (vendor-advisory, VDB Entry, Mitigation, Vendor Advisory)
www.securitytracker.com/id/1036524 (vdb-entry)

Frequently asked questions

What is CVE-2015-6397?: CVE-2015-6397 is a high-severity vulnerability in Cisco Rv110w Wireless-N Vpn Firewall, classified under Improper Authentication. CVSS score: 8.8/10. Published 2016-08-08.
How severe is CVE-2015-6397?: High severity. CVSS v3 base score is 8.8 out of 10.