STIGQter: STIG Summary: Solaris 11 X86 Security Technical Implementation Guide Version: 2 Release: 3 Benchmark Date: 23 Apr 2021:

The system must ignore ICMP redirect messages.

DISA Rule

SV-216137r603268_rule

Vulnerability Number

V-216137

Group Title

SRG-OS-000480

Rule Version

SOL-11.1-050070

Severity

CAT III

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.

Weight

10

Fix Recommendation

The Network Management profile is required.

Disable ignore redirects for IPv4 and IPv6.

# pfexec ipadm set-prop -p _ignore_redirect=1 ipv4
# pfexec ipadm set-prop -p _ignore_redirect=1 ipv6

Check Contents

Determine if ICMP redirect messages are ignored.

# ipadm show-prop -p _ignore_redirect -co current ipv4
# ipadm show-prop -p _ignore_redirect -co current ipv6

If the output of all commands is not "1", this is a finding.

Vulnerability Number

V-216137

Documentable

False

Rule Version

SOL-11.1-050070

Severity Override Guidance

Determine if ICMP redirect messages are ignored.

# ipadm show-prop -p _ignore_redirect -co current ipv4
# ipadm show-prop -p _ignore_redirect -co current ipv6

If the output of all commands is not "1", this is a finding.

Check Content Reference

M

Target Key

4021

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