Boletines de Vulnerabilidades

Cisco IOS XR Software for ASR 9000 Series Routers Bidirectional Forwarding Detection Denial of Service Vulnerability


Información sobre el sistema

   
Software afectado Cisco

Descripción

A vulnerability in the bidirectional forwarding detection (BFD) hardware offload feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an unauthenticated, remote attacker to cause a line card to reset, resulting in a denial of service (DoS) condition. This vulnerability is due to the incorrect handling of malformed BFD packets that are received on line cards

More info:

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bfd-XmRescbT?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20IOS%20XR%20Software%20for%20ASR%209000%20Series%20Routers%20Bidirectional%20Forwarding%20Detection%20Denial%20of%20Service%20Vulnerability&vs_k=1

Identificadores estándar

Propiedad Valor
CVE CVE-2023-20049.

Histórico de versiones

Versión Comentario Fecha
1.0 Advisory issued 2023-03-09

Miembros de

Ministerio de Defensa
CNI
CCN
CCN-CERT