CVE-2017-6666

Published: Jun 13, 2017Modified: May 13, 2026

6.0

Vector

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

Exploitability: 1.5 / Impact: 4.0

Source: NVD

Description

A vulnerability in the forwarding component of Cisco IOS XR Software for Cisco Network Convergence System (NCS) 5500 Series Routers could allow an authenticated, local attacker to cause the router to stop forwarding data traffic across Traffic Engineering (TE) tunnels, resulting in a denial of service (DoS) condition. More Information: CSCvd16665. Known Affected Releases: 6.2.11.BASE. Known Fixed Releases: 6.1.3 6.1.2 6.3.1.8i.BASE 6.2.11.8i.BASE 6.2.2.9i.BASE 6.1.32.11i.BASE 6.1.31.10i.BASE 6.1.4.3i.BASE.

Affected (9)

Products: Cisco: Ios Xr

Cisco

1 product

Ios Xr

Configuration A

9 vulnerable

Vulnerable Software	Affected Versions
Cisco Ios Xr	Version 6.0.0
Cisco Ios Xr	Version 6.0.1
Cisco Ios Xr	Version 6.0_base
Cisco Ios Xr	Version 6.1.0
Cisco Ios Xr	Version 6.1.1
Cisco Ios Xr	Version 6.1.2
Cisco Ios Xr	Version 6.1.3
Cisco Ios Xr	Version 6.2.0
Cisco Ios Xr	Version 6.2.1