Changes are coming to https://stigviewer.com.
Take our survey to help us understand your usage and how we can better serve you in the future.
Take Survey
The system must not respond to ICMP timestamp requests sent to a broadcast address.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22411 | GEN003604 | SV-26624r1_rule | ECSC-1 | Medium |
| Description |
|---|
| The processing of Internet Control Message Protocol (ICMP) timestamp requests increases the attack surface of the system. Responding to broadcast ICMP timestamp requests facilitates network mapping and provides a vector for amplification attacks. |
| STIG | Date |
|---|---|
| Solaris 10 X86 Security Technical Implementation Guide | 2014-07-09 |
Details
| Check Text ( C-27662r1_chk ) |
|---|
| Verify the system does not respond to ICMP timestamp requests set to broadcast addresses. # ndd /dev/ip ip_respond_to_echo_broadcast If the result is not 0, this is a finding. |
| Fix Text (F-23867r1_fix) |
|---|
| Configure the system to not respond to ICMP timestamp requests sent to broadcast addresses. # ndd -set /dev/ip ip_respond_to_echo_broadcast 0 Also add this command to a system startup script. |