Exalogic Virtual 2.0.6.3.X, 2.0.6.4.X: Disable SSH Weak Algorithms, Encryption, Ciphers And MACs On Dom0 Compute Nodes
(Doc ID 2608742.1)
Last updated on NOVEMBER 14, 2022
Applies to:
Oracle Exalogic Elastic Cloud Software - Version 2.0.6.3.0 to 2.0.6.3.191015Oracle Exalogic Elastic Cloud Software - Version 2.0.6.4.0 to 2.0.6.4.190716
Linux x86-64
Oracle Virtual Server x86-64
- 2.0.6.3.0 and higher (running UEK2 kernel)
- 2.0.6.4.0 and higher (running UEK4 kernel)
Purpose
This Note provides information on how to disable weak SSH algorithms, encryption, ciphers and MACs on Dom0 Compute nodes sshd configuration.
Following are the weak SSH algorithms, Ciphers and MACs which are found on Dom0 Compute Nodes sshd configuration.
SSH Weak Algorithms Supported
arcfour
arcfour128
arcfour256
SSH Server CBC Mode Ciphers
3des-cbc
aes128-cbc
aes192-cbc
aes256-cbc
blowfish-cbc
cast128-cbc
SSH Weak MAC Algorithms
hmac-md5
hmac-md5-96
hmac-sha1-96
Scope
Exalogic 2.0.6.3.X and 2.0.6.4.X Virtual rack Dom0 Compute nodes.
Details
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In this Document
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