Boletines de Vulnerabilidades

Cisco IOS XR Software Bootloader Unauthenticated Information Disclosure Vulnerability


Información sobre el sistema

   
Software afectado Cisco

Descripción

A vulnerability in the GRand Unified Bootloader (GRUB) for Cisco IOS XR Software could allow an unauthenticated attacker with physical access to the device to view sensitive files on the console using the GRUB bootloader command line. This vulnerability is due to the inclusion of unnecessary commands within the GRUB environment that allow sensitive files to be viewed. An attacker could exploit this vulnerability by being connected to the console port of the Cisco IOS XR device when the device

More info:

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-load-infodisc-9rdOr5Fq?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20IOS%20XR%20Software%20Bootloader%20Unauthenticated%20Information%20Disclosure%20Vulnerability&vs_k=1

Identificadores estándar

Propiedad Valor
CVE CVE-2023-20064.

Histórico de versiones

Versión Comentario Data
1.0 Advisory issued 2023-03-09
Ministerio de Defensa
CNI
CCN
CCN-CERT