CompTIA CAS-001 Actual Free Exam Questions & Community Discussion

Joe, a hacker, has discovered he can specifically craft a webpage that when viewed in a browser crashes the browser and then allows him to gain remote code execution in the context of the victim's privilege level. The browser crashes due to an exception error when a heap memory that is unused is accessed. Which of the following BEST describes the application issue?

An administrator is assessing the potential risk impact on an accounting system and
categorizes it as follows:
Administrative Files = {(Confidentiality, Moderate), (Integrity, Moderate), (Availability, Low)}
Vendor Information = {(Confidentiality, Moderate), (Integrity, Low), (Availability, Low)}
Payroll Data = {(Confidentiality, High), (Integrity, Moderate), (Availability, Low)}
Which of the following is the aggregate risk impact on the accounting system?

A corporation implements a mobile device policy on smartphones that utilizes a white list for allowed applications. Recently, the security administrator notices that a consumer cloud based storage application has been added to the mobile device white list. Which of the following security implications should the security administrator cite when recommending the application's removal from the white list?

After three vendors submit their requested documentation, the CPO and the SPM can better understand what each vendor does and what solutions that they can provide. But now they want to see the intricacies of how these solutions can adequately match the requirements needed by the firm. Upon the directive of the CPO, the CISO should submit which of the following to the three submitting firms?

A developer is determining the best way to improve security within the code being developed. The developer is focusing on input fields where customers enter their credit card details. Which of the following techniques, if implemented in the code, would be the MOST effective in protecting the fields from malformed input?

CORRECT TEXT
Company A has noticed abnormal behavior targeting their SQL server on the network from a rogue IP address. The company uses the following internal IP address ranges: 192.10.1.0/24 for the corporate site and 192.10.2.0/24 for the remote site. The Telco router interface uses the 192.10.5.0/30 IP range.
Instructions: Click on the simulation button to refer to the Network Diagram for Company A.
Click on Router 1, Router 2, and the Firewall to evaluate and configure each device.
Task 1: Display and examine the logs and status of Router 1, Router 2, and Firewall interfaces.
Task 2: Reconfigure the appropriate devices to prevent the attacks from continuing to target the SQL server and other servers on the corporate network.

After a system update causes significant downtime, the Chief Information Security Officer (CISO) asks the IT manager who was responsible for the update. The IT manager responds that it is impossible to know who did the update since five different people have administrative access. How should the IT manager increase accountability to prevent this situation from reoccurring? (Select TWO).

A security audit has uncovered that some of the encryption keys used to secure the company B2B financial transactions with its partners may be too weak. The security administrator needs to implement a process to ensure that financial transactions will not be compromised if a weak encryption key is found. Which of the following should the security administrator implement?

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A security administrator at a Lab Company is required to implement a solution which will provide the highest level of confidentiality possible to all data on the lab network.
The current infrastructure design includes:
Two-factor token and biometric based authentication for all users Attributable administrator accounts Logging of all transactions Full disk encryption of all HDDs Finely granular access controls to all resources Full virtualization of all servers The use of LUN masking to segregate SAN data Port security on all switches
The network is protected with a firewall implementing ACLs, a NIPS device, and secured wireless access points.
Which of the following cryptographic improvements should be made to the current architecture to achieve the stated goals?

Noticing latency issues at its connection to the Internet, a company suspects that it is being targeted in a Distributed Denial of Service attack. A security analyst discovers numerous inbound monlist requests coming to the company's NTP servers. Which of the following mitigates this activity with the LEAST impact to existing operations?

The internal audit department is investigating a possible breach of security. One of the auditors is sent to interview the following employees:
Employee A. Works in the accounts receivable office and is in charge of entering data into the finance system.
Employee B. Works in the accounts payable office and is in charge of approving purchase orders.
Employee C. Is the manager of the finance department, supervises Employee A and Employee B, and can perform the functions of both Employee A and Employee B.
Which of the following should the auditor suggest be done to avoid future security breaches?

An administrator would like to connect a server to a SAN. Which of the following processes would BEST allow for availability and access control?