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Showing SKILL.md
Based on SOC occupation classification
| name | cis-ubuntu1604-v200-1-7-5 |
| description | Ensure permissions on /etc/issue are configured |
| category | cis-iam |
| version | 2.0.0 |
| author | cyberstrike-official |
| tags | ["cis","ubuntu","linux","ubuntu-16.04","issue","permissions","file-permissions","banner"] |
| cis_id | 1.7.5 |
| cis_benchmark | CIS Ubuntu Linux 16.04 LTS Benchmark v2.0.0 |
| tech_stack | ["ubuntu","linux"] |
| cwe_ids | [] |
| chains_with | [] |
| prerequisites | [] |
| severity_boost | {} |
The contents of the /etc/issue file are displayed to users prior to login for local terminals.
If the /etc/issue file does not have the correct ownership it could be modified by unauthorized users with incorrect or misleading information.
Run the following command and verify Uid and Gid are both 0/root and Access is 644:
stat /etc/issue
Expected output:
Access: (0644/-rw-r--r--) Uid: ( 0/ root) Gid: ( 0/ root)
/etc/issue should be owned by root:root with permissions 644.
Run the following commands to set permissions on /etc/issue:
chown root:root /etc/issue
chmod u-x,go-wx /etc/issue
Access: (0644/-rw-r--r--) Uid: ( 0/ root) Gid: ( 0/ root)
None.
| Controls Version | Control |
|---|---|
| v7 | 5.1 Establish Secure Configurations |
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