STIGQter STIGQter: STIG Summary: MS Exchange 2013 Client Access Server Security Technical Implementation Guide Version: 1 Release: 3 Benchmark Date: 24 Jan 2020: Exchange must use Encryption for OWA access.

DISA Rule

SV-84339r2_rule

Vulnerability Number

V-69717

Group Title

SRG-APP-000014

Rule Version

EX13-CA-000010

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Configure the OWA site to require SSL port 443.

Check Contents

Open a Windows PowerShell and enter the following command:

Import-module webadministration
Enter cd “IIS:”
At the IIS: prompt, enter cd Sites
At the Sites: prompt, enter cd “Default Web Site”
At the “Default Web Site”: prompt, enter cd owa

At the IIS:\Sites\Default Web Site\owa>: prompt, enter Get-WebConfigurationProperty -filter /system.webServer/security/access -name sslflags

If the value returned is not Ssl,Ssl128, this is a finding.

Vulnerability Number

V-69717

Documentable

False

Rule Version

EX13-CA-000010

Severity Override Guidance

Open a Windows PowerShell and enter the following command:

Import-module webadministration
Enter cd “IIS:”
At the IIS: prompt, enter cd Sites
At the Sites: prompt, enter cd “Default Web Site”
At the “Default Web Site”: prompt, enter cd owa

At the IIS:\Sites\Default Web Site\owa>: prompt, enter Get-WebConfigurationProperty -filter /system.webServer/security/access -name sslflags

If the value returned is not Ssl,Ssl128, this is a finding.

Check Content Reference

M

Target Key

3097

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