Vigil@nce - Cisco ASR 9000: denial of service via tmp/*config
August 2015 by Vigil@nce
This bulletin was written by Vigil@nce : http://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An authenticated attacker can create several tmp/*config files on
Cisco ASR 9000, in order to trigger a denial of service.
Impacted products: Cisco ASR, IOS XR Cisco.
Severity: 1/4.
Creation date: 12/08/2015.
DESCRIPTION OF THE VULNERABILITY
The Cisco ASR 9000 product creates a "tmp/*config" file when a vty
session ends.
However, these files are not deleted.
An authenticated attacker can therefore create several tmp/*config
files on Cisco ASR 9000, in order to trigger a denial of service.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
http://vigilance.fr/vulnerability/Cisco-ASR-9000-denial-of-service-via-tmp-config-17654