Assessment project
IAM4: Secure Network Design Company A Risk Analysis
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Company A Risk Analysis
Company A performed this risk assessment in anticipation of system integration with Company B. This risk assessment was performed in accordance with a methodology described in NIST 800-30 to identify the following:
• vulnerabilities
• risk likelihood
Table A. Risk Classifications
|
Risk Level |
Description |
|
High |
The loss of confidentiality, integrity, or availability may be expected to have a severe or catastrophic adverse effect on organizational operations, organizational assets, or individuals. |
|
Moderate |
The loss of confidentiality, integrity, or availability may be expected to have a serious adverse effect on organizational operations, organizational assets, or individuals. |
|
Low |
The loss of confidentiality, integrity, or availability may be expected to have a limited adverse effect on organizational operations, organizational assets, or individuals. |
Table B. Data Sensitivity
|
Type of Data |
Sensitivity and Likelihood |
||
|
|
Confidentiality |
Integrity |
Availability |
|
Customer PII |
High |
High |
Moderate |
|
Insurance underwriting |
High |
High |
High |
|
Employee PII |
High |
High |
Moderate |
|
Company intellectual property |
High |
High |
Moderate |
|
Marketing and advertising |
Moderate |
Moderate |
Low |
Table C. System Inventory
|
System Components |
|
|
Servers |
Windows server 2012; role: web server Windows server 2008; role: exchange Windows server 2008; role: application Windows server 2012; role: data storage cluster DMZ Windows server 2012; role: FTP |
|
Workstations #86 |
Windows 10 Pro Six configured for remote desktop at ports 88–93 |
|
Switches |
HCC: four Cisco 2960 48/4 VCC: three Cisco 2960 24/4 |
|
Fire wall |
Cisco PIX 515E |
|
Border router |
Cisco 2811 |
|
Laptops
|
Dell Inspiron, i5-4310M CPU @ 2.70GHz Mixture of Windows 7(14) and Windows 10(6) |
|
Cable plant |
Cat5e |
Table D. Risk Identification
|
Risk # |
Vulnerability |
Risk Likelihood |
|
1 |
Open ports 88–93 |
High |
|
2 |
User accounts no longer required are not removed |
Moderate |
|
3 |
Full access privileges are granted to every employee with exception to the payroll system |
Moderate |
|
4 |
Regular password changes are not enforced |
Moderate |
|
5 |
Cisco PIX 515E fire wall |
Moderate |