Boletines de Vulnerabilidades

Cisco NX-OS Software TACACS+ or RADIUS Remote Authentication Directed Request Denial of Service Vulnerability


Información sobre el sistema

   
Software afectado Cisco

Descripción

A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local attacker to cause an affected device to unexpectedly reload. This vulnerability is due to incorrect input validation when processing an authentication attempt if the directed request option is enabled for TACACS+ or RADIUS. An attacker could exploit this vulnerability by entering a crafted string at the login prompt of an affected device. A successful exploit could allow

More info:

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-remoteauth-dos-XB6pv74m?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20NX-OS%20Software%20TACACS+%20or%20RADIUS%20Remote%20Authentication%20Directed%20Request%20Denial%20of%20Service%20Vulnerability&vs_k=1

Identificadores estándar

Propiedad Valor
CVE CVE-2023-20168.

Histórico de versiones

Versión Comentario Fecha
1.0 Advisory issued 2023-08-24

Miembros de

Ministerio de Defensa
CNI
CCN
CCN-CERT