TMA-COS-1.5.1.3
Ensure remote login warning banner is configured properly
Mô tả
The contents of the /etc/issue.net file are displayed to users prior to login for remote connections from configured services. Unix-based systems have typically displayed information about the OS release and patch level upon logging in to the system. This information can be useful to developers who are developing software for a particular OS platform. If mingetty(8) supports the following options, they display operating system information: \m - machine architecture \r - operating system release \s - operating system name \v - operating system version Warning messages inform users who are attempting to login to the system of their legal status regarding the system and must include the name of the organization that owns the system and any monitoring policies that are in place. Displaying OS and patch level information in login banners also has the side effect of providing detailed syste...
Cách kiểm tra
Phương pháp kiểm tra: Lệnh shell
os=$(grep "^ID=" /etc/os-release | cut -d= -f2 | tr -d '"'); [ -s /etc/issue.net ] && ! grep -Eiq "(\\v|\\r|\\m|\\s|$os)" /etc/issue.net && echo compliant || echo noncompliant- Đầu ra mong đợi
compliant
Cách khắc phục
Phương pháp khắc phục: Hướng dẫn hoặc bản vá hạ tầng
Edit the /etc/issue.net file with the appropriate contents according to your site policy, remove any instances of \m , \r , \s , \v or references to the OS platform # echo "Authorized uses only. All activity may be monitored and reported." > /etc/issue.net /etc is stateless on Container-Optimized OS. Therefore, the steps mentioned above needs to be performed after every boot.
Thuộc tính
- Hệ điều hành
- Bất kỳ
- Thẻ
- container-optimized-oscoslogging
- Tham chiếu
- CIS Google Container-Optimized OS Benchmark v1.2.0 - 1.5.1.3 Ensure remote login warning banner is configured properly
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tmaegis scan --target cos