The SLES for vRealize must implement NIST FIPS-validated cryptography for the following: to provision digital signatures, to generate cryptographic hashes, and to protect unclassified information requiring confidentiality and cryptographic protection in accordance with applicable federal laws, Executive Orders, directives, policies, regulations, and standards.
DISA Rule
SV-100511r1_rule
Vulnerability Number
V-89861
Group Title
SRG-OS-000478-GPOS-00223
Rule Version
VRAU-SL-001490
Severity
CAT II
CCI(s)
- CCI-002450 - The information system implements organization-defined cryptographic uses and type of cryptography required for each use in accordance with applicable federal laws, Executive Orders, directives, policies, regulations, and standards.
Weight
10
Fix Recommendation
Edit the SSH daemon configuration and remove any MACs other than "hmac-sha1". If necessary, add a "MACs" line.
Check Contents
Check the SSH daemon configuration for allowed MACs:
# grep -i macs /etc/ssh/sshd_config | grep -v '^#'
If no lines are returned, or the returned MACs list contains any MAC other than "hmac-sha1", this is a finding.
Vulnerability Number
V-89861
Documentable
False
Rule Version
VRAU-SL-001490
Severity Override Guidance
Check the SSH daemon configuration for allowed MACs:
# grep -i macs /etc/ssh/sshd_config | grep -v '^#'
If no lines are returned, or the returned MACs list contains any MAC other than "hmac-sha1", this is a finding.
Check Content Reference
M
Target Key
3459
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