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.
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