CVE-2016-6401

5.3 MEDIUM

Published: September 17, 2016 Modified: May 06, 2026

Description

Cisco Carrier Routing System (CRS) 5.1 and 5.1.4, as used in CRS Carrier Grade Services for CRS-1 and CRS-3 devices, allows remote attackers to cause a denial of service (line-card reload) via crafted IPv6-over-MPLS packets, aka Bug ID CSCva32494.

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:A/AC:H/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-20160914-crs

Source: psirt@cisco.com

Vendor Advisory

http://www.securityfocus.com/bid/92964

Source: psirt@cisco.com

http://www.securitytracker.com/id/1036830

Source: psirt@cisco.com

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160914-crs

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

Vendor Advisory

http://www.securityfocus.com/bid/92964

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

http://www.securitytracker.com/id/1036830

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

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

5.3 / 10.0

EPSS (Exploit Probability)

0.3%

52th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-399

Affected Vendors

cisco

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