Vulnerability Bulletins

Cisco Nexus 9300-FX3 Series Fabric Extender for UCS Fabric Interconnects Authentication Bypass Vulnerability


System information

   
Affected software Cisco

Description

A vulnerability in the CLI console login authentication of Cisco Nexus 9300-FX3 Series Fabric Extender (FEX) when used in UCS Fabric Interconnect deployments could allow an unauthenticated attacker with physical access to bypass authentication. This vulnerability is due to the improper implementation of the password validation function. An attacker could exploit this vulnerability by logging in to the console port on an affected device. A successful exploit could allow the attacker to bypass

More info:

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-elyfex-dos-gfvcByx?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20Nexus%209300-FX3%20Series%20Fabric%20Extender%20for%20UCS%20Fabric%20Interconnects%20Authentication%20Bypass%20Vulnerability&vs_k=1

Standar resources

Property Value
CVE CVE-2023-20012.

Version history

Version Comments Date
1.0 Advisory issued 2023-02-23
Ministerio de Defensa
CNI
CCN
CCN-CERT