312-50 Exam - Ethical Hacking and Countermeasures (CEHv6)

certleader.com

Q1. Bubba has just accessed he preferred ecommerce web site and has spotted an item that he would like to buy. Bubba considers the price a bit too steep. He looks at the source code of the webpage and decides to save the page locally, so that he can modify the page variables. In the context of web application security, what do you think Bubba has changes? 

A. A hidden form field value. 

B. A hidden price value. 

C. An integer variable. 

D. A page cannot be changed locally, as it is served by a web server. 

Answer: A

Q2. Which of the following is most effective against passwords ? 

Select the Answer: 

A. Dictionary Attack 

B. BruteForce attack 

C. Targeted Attack 

D. Manual password Attack 

Answer: B

Explanation: The most effective means of password attack is brute force, in a brute force attack the program will attempt to use every possible combination of characters. While this takes longer then a dictionary attack, which uses a text file of real words, it is always capable of breaking the password. 

Q3. Here is the ASCII Sheet. 

You want to guess the DBO username juggyboy (8 characters) using Blind SQL Injection technique. 

What is the correct syntax? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer: A

Q4. Bob wants to prevent attackers from sniffing his passwords on the wired network. Which of the following lists the best options? 

A. RSA, LSA, POP 

B. SSID, WEP, Kerberos 

C. SMB, SMTP, Smart card 

D. Kerberos, Smart card, Stanford SRP 

Answer: D

Explanation: Kerberos, Smart cards and Stanford SRP are techniques where the password never leaves the computer. 

Q5. What framework architecture is shown in this exhibit? 

A. Core Impact 

B. Metasploit 

C. Immunity Canvas 

D. Nessus 

Answer: B

Q6. You visit a website to retrieve the listing of a company's staff members. But you can not find it on the website. You know the listing was certainly present one year before. How can you retrieve information from the outdated website? 

A. Through Google searching cached files 

B. Through Archive.org 

C. Download the website and crawl it 

D. Visit customers' and prtners' websites 

Answer: B

Explanation: Archive.org mirrors websites and categorizes them by date and month depending on the crawl time. Archive.org dates back to 1996, Google is incorrect because the cache is only as recent as the latest crawl, the cache is over-written on each subsequent crawl. Download the website is incorrect because that's the same as what you see online. Visiting customer partners websites is just bogus. The answer is then Firmly, C, archive.org 

Q7. The following script shows a simple SQL injection. The script builds an SQL query by concatenating hard-coded strings together with a string entered by the user: 

The user is prompted to enter the name of a city on a Web form. If she enters Chicago, the query assembled by the script looks similar to the following: 

SELECT * FROM OrdersTable WHERE ShipCity = 'Chicago' 

How will you delete the OrdersTable from the database using SQL Injection? 

A. Chicago' drop table OrdersTable --

B. Delete table'blah' OrdersTable --

C. EXEC; SELECT * OrdersTable > DROP --

D. cmdshell' 'del c:\sql\mydb\OrdersTable' // 

Answer: A

Q8. Barney is looking for a Windows NT/2000/XP command-line tool that can be used to assign display or modify ACLs (Access Control Lists) to files or folders and that could also be used within batch files. Which of the following tools could be used for this purpose? 

A. PERM.EXE 

B. CACLS.EXE 

C. CLACS.EXE 

D. NTPERM.EXE 

Answer:

Explanation: Cacls.exe (Change Access Control Lists) is an executable in Microsoft Windows to change Access Control List (ACL) permissions on a directory, its subcontents, or files. An access control list is a list of permissions for a file or directory that controls who can access it. 

Topic 12, Web Application Vulnerabilities 

356. Which of the following statements best describes the term Vulnerability? 

A. A weakness or error that can lead to a compromise 

B. An agent that has the potential to take advantage of a weakness 

C. An action or event that might prejudice security 

D. The loss potential of a threat. 

Q9. DRAG DROP 

A Successfully Attack by a malicious hacker can divide into five phases, Match the order: 

Answer:  

Q10. Lauren is performing a network audit for her entire company. The entire network is comprised of around 500 computers. Lauren starts an ICMP ping sweep by sending one IP packet to the broadcast address of the network, but only receives responses from around five hosts. Why did this ping sweep only produce a few responses? 

A. Only Windows systems will reply to this scan. 

B. A switched network will not respond to packets sent to the broadcast address. 

C. Only Linux and Unix-like (Non-Windows) systems will reply to this scan. 

D. Only servers will reply to this scan. 

Answer: C