CVE Vulnerabilities

CVE-2017-6664

Improper Certificate Validation

Published: Aug 07, 2017 | Modified: Oct 03, 2019
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu

A vulnerability in the Autonomic Networking feature of Cisco IOS XE Software could allow an unauthenticated, remote, autonomic node to access the Autonomic Networking infrastructure of an affected system, after the certificate for the autonomic node has been revoked. This vulnerability affected devices that are running Release 16.x of Cisco IOS XE Software and are configured to use Autonomic Networking. This vulnerability does not affect devices that are running an earlier release of Cisco IOS XE Software or devices that are not configured to use Autonomic Networking. More Information: CSCvd22328. Known Affected Releases: 15.5(1)S3.1 Denali-16.2.1.

Weakness

The product does not validate, or incorrectly validates, a certificate.

Affected Software

Name Vendor Start Version End Version
Ios_xe Cisco 3.10.8as (including) 3.10.8as (including)
Ios_xe Cisco 3.10.8s (including) 3.10.8s (including)
Ios_xe Cisco 3.12.0s (including) 3.12.0s (including)
Ios_xe Cisco 3.12.1s (including) 3.12.1s (including)
Ios_xe Cisco 3.12.2s (including) 3.12.2s (including)
Ios_xe Cisco 3.12.3s (including) 3.12.3s (including)
Ios_xe Cisco 3.12.4s (including) 3.12.4s (including)
Ios_xe Cisco 3.13.1s (including) 3.13.1s (including)
Ios_xe Cisco 3.13.2s (including) 3.13.2s (including)
Ios_xe Cisco 3.13.4s (including) 3.13.4s (including)
Ios_xe Cisco 3.13.5s (including) 3.13.5s (including)
Ios_xe Cisco 3.14.0s (including) 3.14.0s (including)
Ios_xe Cisco 3.14.1s (including) 3.14.1s (including)
Ios_xe Cisco 3.14.2s (including) 3.14.2s (including)
Ios_xe Cisco 3.14.3s (including) 3.14.3s (including)
Ios_xe Cisco 3.14.4s (including) 3.14.4s (including)
Ios_xe Cisco 3.15.0s (including) 3.15.0s (including)
Ios_xe Cisco 3.15.1s (including) 3.15.1s (including)
Ios_xe Cisco 3.15.2s (including) 3.15.2s (including)
Ios_xe Cisco 3.15.3s (including) 3.15.3s (including)
Ios_xe Cisco 3.16.0s (including) 3.16.0s (including)
Ios_xe Cisco 3.16.1as (including) 3.16.1as (including)
Ios_xe Cisco 3.16.2as (including) 3.16.2as (including)
Ios_xe Cisco 3.16.2s (including) 3.16.2s (including)
Ios_xe Cisco 3.17.0s (including) 3.17.0s (including)
Ios_xe Cisco 3.17.1s (including) 3.17.1s (including)
Ios_xe Cisco 3.18.0s (including) 3.18.0s (including)
Ios_xe Cisco 16.5.1c (including) 16.5.1c (including)
Ios_xe Cisco 16.6.1 (including) 16.6.1 (including)

Potential Mitigations

References