CVE-2016-6391

7.5 HIGH

Published: October 05, 2016 Modified: May 06, 2026

Description

Cisco IOS 12.2 and 15.0 through 15.3 allows remote attackers to cause a denial of service (traffic-processing outage) via a crafted series of Common Industrial Protocol (CIP) requests, aka Bug ID CSCur69036.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-cip

Source: psirt@cisco.com

Vendor Advisory

http://www.securityfocus.com/bid/93197

Source: psirt@cisco.com

http://www.securitytracker.com/id/1036914

Source: psirt@cisco.com

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-cip

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

http://www.securityfocus.com/bid/93197

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.securitytracker.com/id/1036914

Source: af854a3a-2127-422b-91ae-364da2661108

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

1.9%

77th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-399

Affected Vendors

cisco

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