Vigil@nce - Cisco IOS XR: denial of service via BGP Update Attribute
March 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: Cisco ASR, IOS XR Cisco, Cisco Router.
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: 22/01/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a fatal error via BGP Update Attribute of
Cisco IOS XR, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Cisco-IOS-XR-denial-of-service-via-BGP-Update-Attribute-31400