Vigil@nce - Cisco ASR 5000 System Architecture Evolution Gateway: infinite loop of SNMP
March 2015 by Vigil@nce
This bulletin was written by Vigil@nce : http://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can generate an infinite loop in Cisco ASR 5000 System
Architecture Evolution Gateway, in order to trigger a denial of
service.
– Impacted products: Cisco ASR, IOS XE, IOS XR
– Severity: 2/4
– Creation date: 17/02/2015
DESCRIPTION OF THE VULNERABILITY
The Cisco ASR 5000 System Architecture Evolution Gateway product
offers a SNMP service.
However, a malicious SNMP packet triggers a high CPU usage.
An attacker can therefore generate an infinite loop in Cisco ASR
5000 System Architecture Evolution Gateway, in order to trigger a
denial of service.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN