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Proxy Neighbor Discovery Protocol (NDP) must not be enabled on the system.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22544 GEN007760 SV-29601r1_rule ECSC-1 Medium
Description
Proxy Neighbor Discovery Protocol (NDP) allows a system to respond to NDP requests on one interface on behalf of hosts connected to another interface. If this function is enabled when not required, addressing information may be leaked between the attached network segments.
STIG Date
HP-UX 11.23 Security Technical Implementation Guide 2013-03-28

Details

Check Text ( C-35083r1_chk )
Determine if any non-local published NDP entries exist on the system.
# ndp -a

If any NDP entries contain a flag of P, they are non-local published entries, and this is a finding.
Fix Text (F-32129r1_fix)
Remove non-local published NDP entries from the system.
# ndp -d

Check system startup scripts for commands publishing NDP entries (such as "ndp -s pub") and remove them.