Check: SOL-11.1-050040
Solaris 11 SPARC STIG:
SOL-11.1-050040
(in versions v2 r10 through v1 r10)
Title
The system must not respond to ICMP broadcast netmask requests. (Cat III impact)
Discussion
By determining the netmasks of various computers in your network, an attacker can better map your subnet structure and infer trust relationships.
Check Content
Determine if the response to address mask broadcast is disabled. # ipadm show-prop -p _respond_to_address_mask_broadcast -co current ip If the output of this command is not "0", this is a finding.
Fix Text
The Network Management profile is required. Disable responses to address mask broadcast. # pfexec ipadm set-prop -p _respond_to_address_mask_broadcast=0 ip
Additional Identifiers
Rule ID: SV-216371r603267_rule
Vulnerability ID: V-216371
Group Title: SRG-OS-000480
Expert Comments
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CCIs
CCIs tied to check.
| Number | Definition |
|---|---|
| CCI-000366 |
The organization implements the security configuration settings. |
Controls
Controls tied to check. These are derived from the CCIs shown above.
| Number | Title |
|---|---|
| CM-6 |
Configuration Settings |