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# 6.1.17 pwn SECCONCTF2016 jmper | ||
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- [题目复现](#题目复现) | ||
- [题目解析](#题目解析) | ||
- [Exploit](#exploit) | ||
- [参考资料](#参考资料) | ||
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[下载文件](../src/writeup/6.1.17_pwn_secconctf2016_jmper) | ||
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## 题目复现 | ||
``` | ||
$ file jmper | ||
jmper: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 2.6.24, BuildID[sha1]=9fce8ae11b21c03bf2aade96e1d763be668848fa, not stripped | ||
$ checksec -f jmper | ||
RELRO STACK CANARY NX PIE RPATH RUNPATH FORTIFY Fortified Fortifiable FILE | ||
Full RELRO No canary found NX enabled No PIE No RPATH No RUNPATH No 0 4 jmper | ||
$ strings libc-2.19.so | grep "GNU C" | ||
GNU C Library (Ubuntu EGLIBC 2.19-0ubuntu6.9) stable release version 2.19, by Roland McGrath et al. | ||
Compiled by GNU CC version 4.8.4. | ||
``` | ||
64 位动态链接程序,但 Full RELRO 表示我们不能修改 GOT 表,然后还开启了 NX。 | ||
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## 题目解析 | ||
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## Exploit | ||
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## 参考资料 | ||
- https://ctftime.org/task/3169 |
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