STIGQter: STIG Summary: Solaris 10 X86 Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 22 Jan 2021:

The system must use initial TCP sequence numbers most resistant to sequence number guessing attacks.

DISA Rule

SV-227792r603266_rule

Vulnerability Number

V-227792

Group Title

SRG-OS-000480

Rule Version

GEN003580

Severity

CAT II

CCI(s)

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

Weight

10

Fix Recommendation

Edit /etc/default/inetinit and set the TCP_STRONG_ISS parameter to 2.

Check Contents

# grep "TCP_STRONG_ISS=2" /etc/default/inetinit
If this variable is not set, this is a finding.

Vulnerability Number

V-227792

Documentable

False

Rule Version

GEN003580

Severity Override Guidance

# grep "TCP_STRONG_ISS=2" /etc/default/inetinit
If this variable is not set, this is a finding.

Check Content Reference

M

Target Key

4061

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