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Network Security Assessment: From Vulnerability to Patch PDF

398 Pages·2006·10.149 MB·English
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401_VULN_FM.qxd 10/18/06 4:38 PM Page i Visit us at w w w . s y n g r e s s . c o m Syngress is committed to publishing high-quality books for IT Professionals and delivering those books in media and formats that fit the demands of our cus- tomers. We are also committed to extending the utility of the book you purchase via additional materials available from our Web site. SOLUTIONS WEB SITE To register your book, visit www.syngress.com/solutions. Once registered, you can access our [email protected] Web pages. There you may find an assortment of value-added features such as free e-books related to the topic of this book, URLs of related Web site, FAQs from the book, corrections, and any updates from the author(s). ULTIMATE CDs Our Ultimate CD product line offers our readers budget-conscious compilations of some of our best-selling backlist titles in Adobe PDF form. These CDs are the perfect way to extend your reference library on key topics pertaining to your area of exper- tise, including Cisco Engineering, Microsoft Windows System Administration, CyberCrime Investigation, Open Source Security, and Firewall Configuration, to name a few. DOWNLOADABLE E-BOOKS For readers who can’t wait for hard copy, we offer most of our titles in download- able Adobe PDF form. These e-books are often available weeks before hard copies, and are priced affordably. SYNGRESS OUTLET Our outlet store at syngress.com features overstocked, out-of-print, or slightly hurt books at significant savings. SITE LICENSING Syngress has a well-established program for site licensing our ebbooks onto servers in corporations, educational institutions, and large organizations. Contact us at [email protected] for more information. CUSTOM PUBLISHING Many organizations welcome the ability to combine parts of multiple Syngress books, as well as their own content, into a single volume for their own internal use. Contact us at [email protected] for more information. 401_VULN_FM.qxd 10/18/06 4:38 PM Page ii 401_VULN_FM.qxd 10/18/06 4:38 PM Page iii Network Security Assessment F R O M V U L N E R A B I L I T Y T O PAT C H Steve Manzuik André Gold Chris Gatford 401_VULN_FM.qxd 10/18/06 4:38 PM Page iv Syngress Publishing,Inc.,the author(s),and any person or firm involved in the writing,editing,or produc- tion (collectively “Makers”) of this book (“the Work”) do not guarantee or warrant the results to be obtained from the Work. There is no guarantee of any kind,expressed or implied,regarding the Work or its contents.The Work is sold AS IS and WITHOUT WARRANTY.You may have other legal rights,which vary from state to state. In no event will Makers be liable to you for damages,including any loss of profits,lost savings,or other incidental or consequential damages arising out from the Work or its contents.Because some states do not allow the exclusion or limitation of liability for consequential or incidental damages,the above limitation may not apply to you. You should always use reasonable care,including backup and other appropriate precautions,when working with computers,networks,data,and files. Syngress Media®,Syngress®,“Career Advancement Through Skill Enhancement®,”“Ask the Author UPDATE®,”and “Hack Proofing®,”are registered trademarks of Syngress Publishing,Inc.“Syngress:The Definition of a Serious Security Library”™,“Mission Critical™,”and “The Only Way to Stop a Hacker is to Think Like One™”are trademarks of Syngress Publishing,Inc.Brands and product names mentioned in this book are trademarks or service marks of their respective companies. KEY SERIAL NUMBER 001 HJIRTCV764 002 PO9873D5FG 003 829KM8NJH2 004 62234BPPLQ 005 CVPLQ6WQ23 006 VBP965T5T5 007 HJJJ863WD3E 008 2987GVTWMK 009 629MP5SDJT 010 IMWQ295T6T PUBLISHED BY Syngress Publishing,Inc. 800 Hingham Street Rockland,MA 02370 Network Security Assessment: From Vulnerability to Patch Copyright © 2007 by Syngress Publishing,Inc.All rights reserved.Except as permitted under the Copyright Act of 1976,no part of this publication may be reproduced or distributed in any form or by any means,or stored in a database or retrieval system,without the prior written permission of the pub- lisher,with the exception that the program listings may be entered,stored,and executed in a computer system,but they may not be reproduced for publication. 1 2 3 4 5 6 7 8 9 0 ISBN-10:1-59749-101-2 ISBN-13:978-1-59749-101-3 Publisher:Andrew Williams Page Layout and Art:Patricia Lupien Technical Editor:Steve Manzuik and André Gold Copy Editor:Audrey Doyle Cover Designer:Michael Kavish Indexer:Richard Carlson Distributed by O’Reilly Media,Inc.in the United States and Canada. For information on rights,translations,and bulk sales,contact Matt Pedersen,Director of Sales and Rights, at Syngress Publishing;email [email protected] fax to 781-681-3585. 401_VULN_FM.qxd 10/18/06 4:38 PM Page v Acknowledgments Syngress would like to acknowledge the following people for their kindness and support in making this book possible. Syngress books are now distributed in the United States and Canada by O’Reilly Media,Inc.The enthusiasm and work ethic at O’Reilly are incredible, and we would like to thank everyone there for their time and efforts to bring Syngress books to market:Tim O’Reilly,Laura Baldwin,Mark Brokering,Mike Leonard,Donna Selenko,Bonnie Sheehan,Cindy Davis,Grant Kikkert,Opol Matsutaro,Steve Hazelwood,Mark Wilson,Rick Brown,Tim Hinton,Kyle Hart,Sara Winge,Peter Pardo,Leslie Crandell,Regina Aggio Wilkinson,Pascal Honscher,Preston Paull,Susan Thompson,Bruce Stewart,Laura Schmier,Sue Willing,Mark Jacobsen,Betsy Waliszewski,Kathryn Barrett,John Chodacki, Rob Bullington,Kerry Beck,Karen Montgomery,and Patrick Dirden. The incredibly hardworking team at Elsevier Science,including Jonathan Bunkell,Ian Seager,Duncan Enright,David Burton,Rosanna Ramacciotti, Robert Fairbrother,Miguel Sanchez,Klaus Beran,Emma Wyatt,Krista Leppiko,Marcel Koppes,Judy Chappell,Radek Janousek,Rosie Moss,David Lockley,Nicola Haden,Bill Kennedy,Martina Morris,Kai Wuerfl-Davidek, Christiane Leipersberger,Yvonne Grueneklee,Nadia Balavoine,and Chris Reinders for making certain that our vision remains worldwide in scope. David Buckland,Marie Chieng,Lucy Chong,Leslie Lim,Audrey Gan,Pang Ai Hua,Joseph Chan,June Lim,and Siti Zuraidah Ahmad of Pansing Distributors for the enthusiasm with which they receive our books. David Scott, Tricia Wilden, Marilla Burgess, Annette Scott, Andrew Swaffer, Stephen O’Donoghue,Bec Lowe,Mark Langley,and Anyo Geddes of Woodslane for distributing our books throughout Australia, New Zealand, Papua New Guinea,Fiji,Tonga,Solomon Islands,and the Cook Islands. v 401_VULN_FM.qxd 10/18/06 4:38 PM Page vi 401_VULN_FM.qxd 10/18/06 4:38 PM Page vii Lead Author and Technical Editor Steve Manzuik currently holds the position of Senior Manager, Security Research at Juniper Networks.He has more than 14 years of experience in the information technology and security industry, with a particular emphasis on operating systems and network devices.Prior to joining Juniper Networks,Steve was the Research Manager at eEye Digital Security and in 2001,he founded and was the technical lead for Entrench Technologies.Prior to Entrench, Steve was a manager in Ernst & Young’s Security & Technology Solutions practice,where he was the solution line leader for the Canadian Penetration Testing Practice.Before joining Ernst & Young,he was a security analyst for a world wide group of white hat hackers and security researchers on BindView RAZOR Team. Steve has co-authored Hack Proofing Your Network,Second Edition (Syngress Publishing,1928994709).In addition,he has spoken at Defcon,Black Hat,Pacsec,and CERT conferences around the world and has been quoted in industry publications including CNET,CNN,InfoSecurity Magazine,Linux Security Magazine, Windows IT Pro and Windows Magazine. Coauthor and Technical Editor André Gold is currently the Director of Information Security at Continental Airlines,one of the world’s largest and most successful commercial and freight transportation providers.André was appointed to this position by the company’s former CIO,making him the first person to hold this post in the company’s 50-year his- tory.As the Director of Information Security,André has established a risk-based information security program based in part on increasing vii 401_VULN_FM.qxd 10/18/06 4:38 PM Page viii the security IQ of over 42,000 employees and protecting the over $2.5 billion continental.com property. As an identified security practitioner,André has been featured in SC,Information Security,and CSO Magazine.André also presents at or participates in industry-related events.In 2006 André was named an Information Security 7 award winner in the retail sector,for his security contributions in the start-up and air transportation markets. Before assuming his current role,André served as Technical Director of Internet and Network Services.In this role,he built and was responsible for Continental’s infrastructure and continental.com property;a property which accounts for close to 25% of the com- pany’s revenue. In his spare time,André is pursuing his MBA at Colorado State and has a BBA in Computer Information Systems from the University of Houston-Downtown.André was also a commissioned officer in the Army,receiving his commission from Wentworth Military Academy. In addition to his position at Continental,André served on the Microsoft Chief Security Officer Council,the Skyteam Data Privacy and Security Subcommittee,Goldman Sachs’Security Council,as well as eEye Digital Security’s and ConSentry Networks’Executive Advisory Councils. viii 401_VULN_FM.qxd 10/18/06 4:38 PM Page ix Contributing Authors Chris Gatford works for Pure Hacking Ltd.in Sydney,Australia as a Senior Security Consultant performing penetration tests for orga- nizations all around the world.Chris has reviewed countless IT environments and has directed and been responsible for numerous security assessments for a variety of corporations and government departments. Chris is an instructor for the Pure Hacking OPST course and in his previous role at Ernst & Young he was the lead instructor for eXtreme Hacking course.In both these roles Chris has taught the art of professional hacking to hundreds of students from global organizations. Chris is a frequent speaker at many security related conferences (most recently presenting at AusCERT 2006).He is a member of several security professional organizations and is a Certified Information Systems Security Professional.More details and contact information is available from his homepage, www.penetrationtester.com and his current employer http://www.purehacking.com. Ken Pfeil’s IT and security experience spans over two decades with companies such as Microsoft,Dell,Avaya,Identix, BarnesandNoble.com,Merrill Lynch,Capital IQ,and Miradiant Global Network.While at Microsoft Ken coauthored Microsoft’s “Best Practices for Enterprise Security”white paper series.Ken has contributed to many books including Hack Proofing Your Network, Second Edition (Syngress,1928994709) and Stealing the Network:How to Own the Box (Syngress,1931836876). ix

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