- As per NCircle, the following vulnerabilities were received on RHEL 5 and RHEL 6 servers (related to RHEL7 too):
SSH Insecure HMAC Algorithms Enabled SSH CBC Mode Ciphers Enabled Below is the update from NCircle regarding the vulnerabilities Vulnerability Name: SSH Insecure HMAC Algorithms Enabled Description: Insecure HMAC Algorithms are enabled Solution: Disable any 96-bit HMAC Algorithms.Disable any MD5-based HMAC Algorithms.
Vulnerability Name: SSH CBC Mode Ciphers Enabled Description: CBC Mode Ciphers are enabled on the SSH Server. Solution: Disable CBC Mode Ciphers and use CTR Mode Ciphers
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 5
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