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http://www.hackerschool.org/HS_Boards/zboard.php?AllArticle=true&no=3338 [º¹»ç]
centos ¸®´ª½º ȯ°æÀ̱¸¿ä hint´Â
#include <stdio.h>
#include <string.h>
int main(int argc, char *argv[]){
char buffer[10];
if(argc!=2){
printf("no...just do it argc==2\n");
return 0;
}
strcpy(buffer,argv[1]);
if((buffer[0])=='a'){
if((buffer[1])==' '){
if((buffer[2])=='a'){
printf("\nSuccess!\n");
setuid(505);
system("/bin/bash");
}
}
}
printf("read catchme.c\n");
return 0;
}
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Hit : 4152 Date : 2015/01/08 02:39
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