Vigil@nce - Cisco IOS, IOS XE: denial of service via ANI
May 2017 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can send malicious packets to Cisco IOS or IOS XE with ANI, in order to trigger a denial of service.
Impacted products: Cisco Catalyst, IOS by Cisco, IOS XE Cisco, Cisco Router.
Creation date: 21/03/2017.
DESCRIPTION OF THE VULNERABILITY
The Cisco IOS and IOS XE product has an Autonomic Networking Infrastructure feature.
However, when malicious Autonomic Network Channel Discovery packets are received, a fatal error occurs in ANI.
An attacker can therefore send malicious packets to Cisco IOS or IOS XE with ANI, in order to trigger a denial of service.
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