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Vigil@nce - Cisco Catalyst 9200: denial of service via Polaris Kernel Jumbo Frame

November 2020 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerabilities-watch-and-alert

SYNTHESIS OF THE VULNERABILITY

Impacted products: Cisco Catalyst, IOS XE Cisco.

Severity: 2/4.

Consequences: denial of service on server, denial of service on
service.

Provenance: intranet client.

Confidence: confirmed by the editor (5/5).

Creation date: 25/09/2020.

DESCRIPTION OF THE VULNERABILITY

An attacker can trigger a fatal error via Polaris Kernel Jumbo
Frame of Cisco Catalyst 9200, in order to trigger a denial of
service.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/Cisco-Catalyst-9200-denial-of-service-via-Polaris-Kernel-Jumbo-Frame-33423


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