這題是快要結束才開出來的一題 reverse
到結束也沒人解出來 ORZ
稱假日有點時間還是把它解出來了...

這題沒解出來 QQ
找錯 CVE 真是太囧了
如果找對個應該是有機會可以解出來吧...

這題是第一天在看的
在嘗試做 payload 時 jeffxx 就解完啦 XD
不過還是厚著臉皮寫一下 write up

I didn't spend a lot of time at this CTF because I need to present my project about openstack. 217 is very powerful. When I joined the game, most of problems have been solved. I tried to solve the problem easy reading, but finally..

I almost forget how to use format string vulnerability attack......