STIGQter: STIG Summary: Palo Alto Networks ALG Security Technical Implementation Guide Version: 2 Release: 1 Benchmark Date: 23 Oct 2020:

The Palo Alto Networks security platform must inspect inbound and outbound SMTP and Extended SMTP communications traffic (if authorized) for protocol compliance and protocol anomalies.

DISA Rule

SV-228879r557387_rule

Vulnerability Number

V-228879

Group Title

SRG-NET-000512-ALG-000064

Rule Version

PANW-AG-000147

Severity

CAT II

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.
• CCI-001125 - The information system enforces adherence to protocol format.

Weight

10

Fix Recommendation

If SMTP or ESMTP is authorized, configure a security policy to allow it and inspect it.
Go to Policies >> Security
Select "Add" to create a new security policy or select the name of the security policy to edit it.
In the "Security Policy Rule" window, complete the required fields.
In the "Name" tab, complete the "Name" and "Description" fields.
In the "Source" tab, complete the "Source Zone" and "Source Address" fields.
In the "User" tab, complete the "Source User" and "HIP Profile" fields.
In the "Destination" tab, complete the "Destination Zone" and "Destination Address" fields.
In the "Applications" tab, either select the "Any" check box or add SMTP. Configured filters and groups can be selected if the group includes SMTP.
In the "Actions" tab, select "allow".
In the "Actions" tab in the "Profile Setting" section; in the "Profile Type" field, select "Profiles". The window will change to display the different categories of Profiles.
In the "Profile Setting" section; in each of the "Profile" fields, select the configured Profile.
Note: An Antivirus Profile and an Antispyware Profile are required.

Check Contents

If SMTP or ESMTP is authorized, ask the Administrator which Security Policy inspects authorized SMTP and ESMTP traffic.
Go to Policies >> Security
Select the identified Security Policy.

If the "Profile" column does not display the "Antivirus Profile" symbol, this is a finding.

If the "Profile" column does not display the "Vulnerability Protection Profile" symbol, this is a finding.

Vulnerability Number

V-228879

Documentable

False

Rule Version

PANW-AG-000147

Severity Override Guidance

If SMTP or ESMTP is authorized, ask the Administrator which Security Policy inspects authorized SMTP and ESMTP traffic.
Go to Policies >> Security
Select the identified Security Policy.

If the "Profile" column does not display the "Antivirus Profile" symbol, this is a finding.

If the "Profile" column does not display the "Vulnerability Protection Profile" symbol, this is a finding.

Check Content Reference

M

Target Key

4233

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