Vigil@nce - Cisco IOS XE: denial of service via OTV
June 2015 by Vigil@nce
This bulletin was written by Vigil@nce : http://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can send malicious packets to Cisco IOS XE for OTV, in
order to trigger a denial of service.
– Impacted products: Cisco Catalyst, IOS XE Cisco, Cisco Router xx00
Series
– Severity: 2/4
– Creation date: 29/04/2015
DESCRIPTION OF THE VULNERABILITY
The Cisco IOS XE product has a service to manage OTV (Overlay
Transport Virtualization ) frames.
However, when a sequence of packets requires a fragmentation and
reassembly operation, a fatal error occurs.
An attacker can therefore send malicious packets to Cisco IOS XE
for OTV, in order to trigger a denial of service.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
http://vigilance.fr/vulnerability/Cisco-IOS-XE-denial-of-service-via-OTV-16764