Finding ID | Version | Rule ID | IA Controls | Severity |
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V-48213 | SOL-11.1-050370 | SV-61085r1_rule | Low |
Description |
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Source-routed packets allow the source of the packet to suggest that routers forward the packet along a different path than configured on the router, which can be used to bypass network security measures. |
STIG | Date |
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Solaris 11 SPARC Security Technical Implementation Guide | 2016-06-29 |
Check Text ( C-50645r1_chk ) |
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The IP Filter Management profile is required. Check the system for an IPF rule blocking outgoing source-routed packets. # ipfstat -o Examine the list for rules such as: block out log quick all with opt lsrr block out log quick all with opt ssrr If the listed rules do not block both lsrr and ssrr options, this is a finding. |
Fix Text (F-51821r1_fix) |
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The root role is required. # pfedit /etc/ipf/ipf.conf Add rules to block outgoing source-routed packets, such as: block out log quick all with opt lsrr block out log quick all with opt ssrr Reload the IPF rules. # ipf -Fa -A -f /etc/ipf/ipf.conf |