SSH – weak ciphers and mac algorithms
- Jun
- 25
- Posted by TKH Specialist
- Posted in System Administration, Tools
A security scan turned up two SSH vulnerabilities: SSH Server CBC Mode Ciphers Enabled SSH Weak MAC Algorithms Enabled To correct this problem I changed the /etc/sshd_config file to: # default is aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128, # aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc, # aes256-cbc,arcfour # you can removed the cbc ciphers by adding the line Ciphers aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,arcfour # default is hmac-md5,hmac-sha1,hmac-ripemd160,hmac-sha1-96,hmac-md5-96 # […]
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