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Vigil@nce - Cisco Nexus: denial of service via IS-IS

March 2017 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer

SYNTHESIS OF THE VULNERABILITY

An attacker can send malicious IS-IS packets to Cisco Nexus, in order to trigger a denial of service.

- Impacted products: Nexus by Cisco, NX-OS.
- Severity: 2/4.
- Creation date: 19/01/2017.

DESCRIPTION OF THE VULNERABILITY

The Cisco Nexus product has a service to manage received IS-IS packets.

However, when malicious IS-IS packets are received, a fatal error occurs.

An attacker can therefore send malicious IS-IS packets to Cisco Nexus, in order to trigger a denial of service.

ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/...




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