6.0KB
Hardening list
This formula enforce security recommandations from CIS Benchmarks website
From CIS_Apache_HTTP_Server_2.4_Benchmark_v1.4.pdf document
A scoring status indicates whether compliance with the given recommendation impacts the assessed target’s benchmark score.
Items in [level 2] profile exhibit one or more of the following characteristics:
- are intended for environments or use cases where security is paramount
- acts as defense in depth measure
- may negatively inhibit the utility or performance of the technology
In this formula we focus on (Scored) [level 1] items
List of all items with their CIS references
2. Minimize Apache Modules
- 2.1 Enable Only Necessary Authentication and Authorization Modules (Not Scored)
- [X] 2.2 Enable the Log Config Module (Scored)
- [X] 2.3 Disable WebDAV Modules (Scored)
- [X] 2.4 Disable Status Module (Scored)
- [X] 2.5 Disable Autoindex Module (Scored)
- 2.6 Disable Proxy Modules (Scored)
- [X] 2.7 Disable User Directories Modules (Scored)
[X] 2.8 Disable Info Module (Scored)
3. Principles, Permissions, and Ownership
[X] 3.1 Run the Apache Web Server as a non-root user (Scored)
[X] 3.2 Give the Apache User Account an Invalid Shell (Scored)
- 3.3 Lock the Apache User Account (Scored)
[X] 3.4 Set Ownership on Apache Directories and Files (Scored)
[X] 3.5 Set Group Id on Apache Directories and Files (Scored)
- 3.6 Restrict Other Write Access on Apache Directories and Files (Scored)
[X] 3.7 Secure Core Dump Directory (Scored)
- 3.8 Secure the Lock File (Scored)
[X] 3.9 Secure the Pid File (Scored)
[X] 3.10 Secure the ScoreBoard File (Scored)
[X] 3.11 Restrict Group Write Access for the Apache Directories and Files (Scored)
[X] 3.12 Restrict Group Write Access for the Document Root Directories and Files (Scored)
4. Apache Access Control
[X] 4.1 Deny Access to OS Root Directory (Scored)
- 4.2 Allow Appropriate Access to Web Content (Not Scored)
[X] 4.3 Restrict Override for the OS Root Directory (Scored)
[X] 4.4 Restrict Override for All Directories (Scored)
5. Minimize Features, Content and Options
[X] 5.1 Restrict Options for the OS Root Directory (Scored)
[X] 5.2 Restrict Options for the Web Root Directory (Scored)
[X] 5.3 Minimize Options for Other Directories (Scored)
[X] 5.4 Remove Default HTML Content (Scored)
[X] 5.5 Remove Default CGI Content printenv (Scored)
[X] 5.6 Remove Default CGI Content test-cgi (Scored)
[X] 5.7 Limit HTTP Request Methods (Scored)
[X] 5.8 Disable HTTP TRACE Method (Scored)
[X] 5.9 Restrict HTTP Protocol Versions (Scored)
[X] 5.10 Restrict Access to .ht* files (Scored)
- 5.11 Restrict File Extensions level 2
- 5.12 Deny IP Address Based Requests level 2
- 5.13 Restrict Listen Directive level 2
- 5.14 Restrict Browser Frame Options level 2
6. Operations - Logging, Monitoring and Maintenance
[X] 6.1 Configure the Error Log (Scored)
- 6.2 Configure a Syslog Facility for Error Logging level 2
[X] 6.3 Configure the Access Log (Scored)
[X] 6.4 Log Storage and Rotation (Scored)
- 6.5 Apply Applicable Patches (Scored)
- 6.6 Install and Enable ModSecurity level 2
- 6.7 Install and Enable OWASP ModSecurity Core Rule Set level 2
7. SSL/TLS Configuration
[X] 7.1 Install mod_ssl and/or mod_nss (Scored)
- 7.2 Install a Valid Trusted Certificate (Scored)
- 7.3 Protect the Server’s Private Key (Scored)
[X] 7.4 Disable the SSL v3.0 Protocol (Scored)
- 7.5 Restrict Weak SSL/TLS Ciphers (Scored)
[X] 7.6 Disable SSL Insecure Renegotiation (Scored)
[X] 7.7 Ensure SSL Compression is not Enabled (Scored)
- 7.8 Restrict Medium Strength SSL/TLS Ciphers (Scored)
- 7.9 Disable the TLS v1.0 Protocol level 2
- 7.10 Enable OCSP Stapling level 2
- 7.11 Enable HTTP Strict Transport Security level 2
8. Information Leakage
[X] 8.1 Set ServerToken to ‘Prod’ (Scored)
[X] 8.2 Set ServerSignature to ‘Off’ (Scored)
- 8.3 Information Leakage via Default Apache Content level 2
- 8.4 Information Leakage via ETag level 2
9. Denial of Service Mitigations
[X] 9.1 Set TimeOut to 10 or less (Scored)
[X] 9.2 Set the KeepAlive directive to On (Scored)
[X] 9.3 Set MaxKeepAliveRequests to 100 or greater (Scored)
[X] 9.4 Set KeepAliveTimeout Low to Mitigate Denial of Service (Scored)
[X] 9.5 Set Timeout Limits for Request Headers (Scored)
[X] 9.6 Set Timeout Limits for the Request Body (Scored)
10. Request Limits
- 10.1 Set the LimitRequestLine directive to 512 or less level 2
- 10.2 Set the LimitRequestFields directive to 100 or less level 2
- 10.3 Set the LimitRequestFieldsize directive to 1024 or less level 2
- 10.4 Set the LimitRequestBody directive to 102400 or less level 2
11. Enable SELinux to Restrict Apache Processes
- 11.1 Enable SELinux in Enforcing Mode level 2
- 11.2 Run Apache Processes in the httpd_t Confined Context level 2
- 11.3 Ensure the httpd_t Type is Not in Permissive Mode level 2
- 11.4 Ensure Only the Necessary SELinux Booleans are Enabled level 2
12. Enable AppArmor to Restrict Apache Processes
- 12.1 Enable the AppArmor Framework level 2
- 12.2 Customize the Apache AppArmor Profile level 2
- 12.3 Ensure Apache AppArmor Profile is in Enforce Mode level 2