Finding ID | Version | Rule ID | IA Controls | Severity |
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V-22547 | GEN007820 | SV-38929r1_rule | ECSC-1 | Medium |
Description |
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IP tunneling mechanisms can be used to bypass network filtering. |
STIG | Date |
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AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE | 2015-12-02 |
Check Text ( C-37914r1_chk ) |
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Determine if any IP tunnels are configured on the system. Check for IP tunnels. # lstun -a # ifconfig -a | grep -e gre -e gif -e cti -e sit If any tunnels are listed, this is a finding. |
Fix Text (F-33171r1_fix) |
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Remove the configuration for any IP tunnels from the system. Remove tunnels listed with the lstun command. #rmtun -t Remove the tunneled IP interfaces. #ifconfig #rmdev -Rdl |