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  • Book Overview & Buying Nmap 6: Network Exploration and Security Auditing Cookbook
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Nmap 6: Network Exploration and Security Auditing Cookbook

Nmap 6: Network Exploration and Security Auditing Cookbook

4.7 (9)
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Nmap 6: Network Exploration and Security Auditing Cookbook

Nmap 6: Network Exploration and Security Auditing Cookbook

4.7 (9)

Overview of this book

Nmap is a well known security tool used by penetration testers and system administrators. The Nmap Scripting Engine (NSE) has added the possibility to perform additional tasks using the collected host information. Tasks like advanced fingerprinting and service discovery, information gathering, and detection of security vulnerabilities."Nmap 6: Network exploration and security auditing cookbook" will help you master Nmap and its scripting engine. You will learn how to use this tool to do a wide variety of practical tasks for pentesting and network monitoring. Finally, after harvesting the power of NSE, you will also learn how to write your own NSE scripts."Nmap 6: Network exploration and security auditing cookbook" is a book full of practical knowledge for every security consultant, administrator or enthusiast looking to master Nmap. The book overviews the most important port scanning and host discovery techniques supported by Nmap. You will learn how to detect mis-configurations in web, mail and database servers and also how to implement your own monitoring system. The book also covers tasks for reporting, scanning numerous hosts, vulnerability detection and exploitation, and its strongest aspect; information gathering.
Table of Contents (18 chapters)
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Nmap 6: Network Exploration and Security Auditing Cookbook
Credits
About the Author
Acknowledgement
About the Reviewers
www.PacktPub.com
Preface
1
References
2
Index

Brute forcing Oracle passwords


System administrators managing several databases often need to check for weak passwords as part of the organization's policy. Penetration testers also take advantage of weak passwords to gain unauthorized access. Conveniently, Nmap NSE offers a way of performing remote brute force password auditing against Oracle database servers.

This recipe shows how to perform brute force password auditing against Oracle by using Nmap.

How to do it...

Open a terminal and run Nmap with the following argument:

$ nmap -sV --script oracle-brute --script-args oracle-brute.sid=TEST <target>

Any valid credentials found will be included in the results in the script output section:

PORT     STATE  SERVICE REASON
1521/tcp open  oracle  syn-ack
| oracle-brute:  
|   Accounts
|     system:system => Valid credentials
|   Statistics
|_    Perfomed 103 guesses in 6 seconds, average tps: 17

How it works...

The argument -sV --script oracle-brute --script-args oracle-brute.sid=TEST makes...

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