CCE-99417-7| Platform: cpe:/o:redhat:enterprise_linux:9 | Date: (C)2023-07-04 (M)2023-07-14 |
System-wide Crypto policy can be over-ridden or opted out of for openSSH.Rationale:
Over-riding or opting out of the system-wide crypto policy could allow for the use of less secure Ciphers, MACs, KexAlgorithms and GSSAPIKexAlgorithm.Audit:Run the following command:# grep -i `^s*CRYPTO_POLICY=` /etc/sysconfig/sshd Fix:# sed -ri "s/^s*(CRYPTO_POLICYs*=.*)$/# 1/" /etc/sysconfig/sshd# systemctl reload sshd
Parameter:
[yes/no]
Technical Mechanism:
Run the following commands:
# sed -ri "s/^\s*(CRYPTO_POLICY\s*=.*)$/# \1/" /etc/sysconfig/sshd
# systemctl reload sshd
| CCSS Severity: | CCSS Metrics: |
| CCSS Score : 8.3 | Attack Vector: ADJACENT_NETWORK |
| Exploit Score: 2.8 | Attack Complexity: LOW |
| Impact Score: 5.5 | Privileges Required: NONE |
| Severity: HIGH | User Interaction: NONE |
| Vector: AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H | Scope: UNCHANGED |
| | Confidentiality: HIGH |
| | Integrity: LOW |
| | Availability: HIGH |
| | |
References: | Resource Id | Reference |
|---|
| SCAP Repo OVAL Definition | oval:org.secpod.oval:def:86912 |
