Skip to main content
NetApp Knowledge Base

How to change SSH ciphers or MAC algorithms on Brocade FOS

Views:
4,325
Visibility:
Public
Votes:
4
Category:
fabric-interconnect-and-management-switches
Specialty:
brocade
Last Updated:

Applies to

  • Brocade FOS v7.4.0 and above

Description

Security scanner application may report Fabric OS (FOS) vulnerability - 'Deprecated SSH Cryptographic Settings' or 'SSH Weak MAC Algorithms Enabled' along with following messages:

  • The remote SSH server is configured to allow weak encryption algorithms or no algorithm at all.
  • The remote SSH Server Supports Weak Key Exchange Algorithms.
  • The remote SSH Server Supports diffie-hellman-group1-sha1.
  • The remote SSH server is configured to use the Arcfour stream cipher or no cipher at all.
  • The remote SSH server is configured to allow MD5 and 96-bit MAC algorithms.
  • The remote SSH server is configured to allow either MD5 or 96-bit MAC algorithms, both of which are considered weak.
  • Audit flagged hmac-sha1

 

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.