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How to Address CVE-1999-0524 in Solaris (Doc ID 2194871.1)

Last updated on FEBRUARY 03, 2025

Applies to:

Solaris Operating System - Version 10 to 11.4 [Release 10.0 to 11.0]
Solaris x64/x86 Operating System - Version 10 to 11.4 [Release 10.0 to 11.0]
Information in this document applies to any platform.

Goal

This document is specific to CVE-1999-0524 which is a report about hosts returning netmask and/or timestamp information via ICMP and some may consider this a security issue if this information is available to everyone.

The document explains the various ICMP request types and how to disable each of them.

Solution

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In this Document
Goal
Solution
 ICMP timestamp query via broadcast
 ICMP timestamp query via unicast
 ICMP netmask query via broadcast
 ICMP netmask query via unicast
References

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