B

back channels, 233-235

back doors

described, 634

netcat utility, 176-187

overview, 636-639

remote control, 176-187

Solaris, 285

UNIX, 277, 290

Windows, 176-190

Back Orifice (BO), 84

backslash (\), 519, 521

backup domain controllers (BDCs), 94

bandwidth consumption attacks, 491-497

banner grabbing

basics, 79-81, 469

Cisco IOS, 364-365

countermeasures, 83

described, 79

firewalls, 468-469

manual techniques, 79-81

OS detection, 69

strobe utility, 54-55, 59

banners

changing, 90

Cisco devices, 362, 364-365

HTTP enumeration and, 90-91

Barto, Brian, 453

Base-64 encoding, 496

Basic Input Output System. See BIOS; NetBIOS

Bastille utility, 275

Bay routers, 361

BDCs (backup domain controllers), 94

BEA Weblogic servers, 539

beacons , 439

Bellovin, Steven M., 339

Benham, Mike, 584

Berkeley Internet Name Domain. See BIND

Berkeley Wireless Research Center (BWRC), 460

Bezroutchko, Alla, 96

BGP (Border Gateway Protocol), 116-118, 356-358, 501

BGP AS numbers , 29-30

BGP flapping, 401-402

BGP-hardening, 401-402

BGP IP lookups, 358-359

BGP packet injection, 400-403

BGP routers, 399-400

BGPv4 (Border Gateway Protocol version 4), 399

BHOs (Browser Helper Objects), 629-630, 638

bin, 246-247

BIND (Berkeley Internet Name Domain)

djbdns as alternative to, 254

DNS attacks, 36, 250, 253-254

BIOS passwords, 210

Bissell, John, 593

BlackICE, 157

blacklists , 631

Blaster worm, 162-163, 503

Blaze, Matt, 438

Bluetooth, 408

BMP exploits, 593

BO. See Back Orifice

Bogons list, 402

Border Gateway Protocol. See BGP

border routers, 466

bot armies, 488-489, 494

bots. See also zombies

Agobot attacks, 497

described, 634, 640-641

DoS, 494-497, 503-504, 507, 641

Gaobot attacks, 497

IRC, 497, 640

Phatbot attacks, 497

secondary virus infections via, 641

spam and, 641

Spybot Search & Destroy tool, 631-632

types of, 641

brconfig tool, 380

Bridge Protocol Data Units (BPDUs), 380

Brightmail, 631

Broadcast Probe Request, 417

broadcast sniffing, 373-376

Broadcast SSID, 438

Brown Orifice, 84

Browser Helper Objects (BHOs), 629-630, 638

browsers. See web browsers

brute-force attacks

brute-force scripting, 313-325

cookie grabbing, 551-553

dial-up hacking, 315-325

NTLM authentication, 556-557

passwords, 179, 261-262

SNMP, 400

SSH, 399

Telnet, 399

UNIX, 216-218, 261-262

voicemail, 330-335

vs. password cracking, 261

war-dialing. See war-dialing

WASAT tool, 556

web administration, 399

WebSleuth tool, 551-553

Brutus tool, 216

BSD-Airtools, 420, 430

BSD tools, 410-411

BSS data overflow, 515-516

BSS network, 417

BSSID, 431-432, 439

BSSID field, 441

BubbleBoy worm, 590

buffer overflows

BSS, 515-516

code, 512-518

DNS TSIG, 253-254

format string attacks, 516-517

GDI+ JPEG, 592-594

heap-based, 515-516, 542-543

HTR Chunked Encoding Transfer Heap Overflow, 543

IIS, 166-173

integer overflows, 226-230

ISAPI idq.dll, 543

jill exploit, 166-173

libpng, 615-618

LSASS, 163-165

off-by-one errors, 514, 518

OpenSSL overflow attacks, 257-258

PCT, 166-168

printer, 169-170

SNMP, 241-242, 404-405

Snort RPC decoding, 260

stack-based, 221-222, 513-515, 542-543

tcpdump program, 259-261

UDP port 1434 and, 131-133

UNIX, 218-222, 241-242, 265-266

web servers, 542-544

bugs , 524, 526-527, 531

Bugscan tool, 527

Bugtraq mailing list, 184, 210, 218

Butler, Jamie, 636-637

BWRC (Berkeley Wireless Research Center), 460