Pass the ECCouncil CEH v11 312-50v11 Questions and answers with CertsForce

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Viewing questions 136-150 out of questions
Questions # 136:

Mary found a high vulnerability during a vulnerability scan and notified her server team. After analysis, they sent her proof that a fix to that issue had already been applied. The vulnerability that Marry found is called what?

Options:

A.

False-negative


B.

False-positive


C.

Brute force attack


D.

Backdoor


Expert Solution
Questions # 137:

Peter, a system administrator working at a reputed IT firm, decided to work from his home and login remotely. Later, he anticipated that the remote connection could be exposed to session hijacking. To curb this possibility, he implemented a technique that creates a safe and encrypted tunnel over a public network to securely send and receive sensitive information and prevent hackers from decrypting the data flow between the endpoints. What is the technique followed by Peter to send files securely through a remote connection?

Options:

A.

DMZ


B.

SMB signing


C.

VPN


D.

Switch network


Expert Solution
Questions # 138:

What is the algorithm used by LM for Windows2000 SAM?

Options:

A.

MD4


B.

DES


C.

SHA


D.

SSL


Expert Solution
Questions # 139:

Which service in a PKI will vouch for the identity of an individual or company?

Options:

A.

KDC


B.

CR


C.

CBC


D.

CA


Expert Solution
Questions # 140:

Cross-site request forgery involves:

Options:

A.

A request sent by a malicious user from a browser to a server


B.

Modification of a request by a proxy between client and server


C.

A browser making a request to a server without the user’s knowledge


D.

A server making a request to another server without the user’s knowledge


Expert Solution
Questions # 141:

David is a security professional working in an organization, and he is implementing a vulnerability management program in the organization to evaluate and control the risks and vulnerabilities in its IT infrastructure. He is currently executing the process of applying fixes on vulnerable systems to reduce the impact and severity of vulnerabilities. Which phase of the vulnerability-management life cycle is David currently in?

Options:

A.

verification


B.

Risk assessment


C.

Vulnerability scan


D.

Remediation


Expert Solution
Questions # 142:

What kind of detection techniques is being used in antivirus software that identifies malware by collecting data from multiple protected systems and instead of analyzing files locally it’s made on the provider’s environment?

Options:

A.

Behavioral based


B.

Heuristics based


C.

Honeypot based


D.

Cloud based


Expert Solution
Questions # 143:

SQL injection (SQLi) attacks attempt to inject SQL syntax into web requests, which may Bypass authentication and allow attackers to access and/or modify data attached to a web application.

Which of the following SQLI types leverages a database server's ability to make DNS requests to pass data to an attacker?

Options:

A.

Union-based SQLI


B.

Out-of-band SQLI


C.

ln-band SQLI


D.

Time-based blind SQLI


Expert Solution
Questions # 144:

When purchasing a biometric system, one of the considerations that should be reviewed is the processing speed. Which of the following best describes what it is meant by processing?

Options:

A.

The amount of time and resources that are necessary to maintain a biometric system


B.

How long it takes to setup individual user accounts


C.

The amount of time it takes to be either accepted or rejected from when an individual provides identification and authentication information


D.

The amount of time it takes to convert biometric data into a template on a smart card


Expert Solution
Questions # 145:

Which of the following is a passive wireless packet analyzer that works on Linux-based systems?

Options:

A.

Burp Suite


B.

OpenVAS


C.

tshark


D.

Kismet


Expert Solution
Questions # 146:

You are working as a Security Analyst in a company XYZ that owns the whole subnet range of 23.0.0.0/8 and 192.168.0.0/8.

While monitoring the data, you find a high number of outbound connections. You see that IP’s owned by XYZ (Internal) and private IP’s are communicating to a Single Public IP. Therefore, the Internal IP’s are sending data to the Public IP.

After further analysis, you find out that this Public IP is a blacklisted IP, and the internal communicating devices are compromised.

What kind of attack does the above scenario depict?

Options:

A.

Botnet Attack


B.

Spear Phishing Attack


C.

Advanced Persistent Threats


D.

Rootkit Attack


Expert Solution
Questions # 147:

After an audit, the auditors Inform you that there is a critical finding that you must tackle Immediately. You read the audit report, and the problem is the service running on port 389. Which service Is this and how can you tackle the problem?

Options:

A.

The service is LDAP. and you must change it to 636. which is LDPAPS.


B.

The service is NTP. and you have to change It from UDP to TCP in order to encrypt it


C.

The findings do not require immediate actions and are only suggestions.


D.

The service is SMTP, and you must change it to SMIME. which is an encrypted way to send emails.


Expert Solution
Questions # 148:

Suppose that you test an application for the SQL injection vulnerability. You know that the backend database

is based on Microsoft SQL Server. In the login/password form, you enter the following credentials:

Username: attack' or 1=1 -

Password: 123456

Based on the above credentials, which of the following SQL commands are you expecting to be executed by the server, if there is indeed an SQL injection vulnerability?

Options:

A.

select * from Users where UserName = ‘attack’ ’ or 1=1 -- and UserPassword = ‘123456’


B.

select * from Users where UserName = ‘attack’ or 1=1 -- and UserPassword = ‘123456’


C.

select * from Users where UserName = ‘attack or 1=1 -- and UserPassword = ‘123456’


D.

select * from Users where UserName = ‘attack’ or 1=1 --’ and UserPassword = ‘123456’


Expert Solution
Questions # 149:

What term describes the amount of risk that remains after the vulnerabilities are classified and the countermeasures have been deployed?

Options:

A.

Residual risk


B.

Impact risk


C.

Deferred risk


D.

Inherent risk


Expert Solution
Questions # 150:

Joseph was the Web site administrator for the Mason Insurance in New York, who's main Web site was located at www.masonins.com. Joseph uses his laptop computer regularly to administer the Web site. One night, Joseph received an urgent phone call from his friend, Smith. According to Smith, the main Mason Insurance web site had been vandalized! All of its normal content was removed and replaced with an attacker 's message ''Hacker Message: You are dead! Freaks!” From his office, which was directly connected to Mason Insurance's internal network, Joseph surfed to the Web site using his laptop. In his browser, the Web site looked completely intact.

No changes were apparent. Joseph called a friend of his at his home to help troubleshoot the problem. The Web site appeared defaced when his friend visited using his DSL connection. So, while Smith and his friend could see the defaced page, Joseph saw the intact Mason Insurance web site. To help make sense of this problem, Joseph decided to access the Web site using hisdial-up ISP. He disconnected his laptop from the corporate internal network and used his modem to dial up the same ISP used by Smith. After his modem connected, he quickly typed www.masonins.com in his browser to reveal the following web page:

Question # 150

After seeing the defaced Web site, he disconnected his dial-up line, reconnected to the internal network, and used Secure Shell (SSH) to log in directly to the Web server. He ran Tripwire against the entire Web site, and determined that every system file and all the Web content on the server were intact. How did the attacker accomplish this hack?

Options:

A.

ARP spoofing


B.

SQL injection


C.

DNS poisoning


D.

Routing table injection


Expert Solution
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