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31 lines
1.1 KiB
Markdown
31 lines
1.1 KiB
Markdown
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# 6.1.17 pwn SECCONCTF2016 jmper
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- [题目复现](#题目复现)
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- [题目解析](#题目解析)
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- [Exploit](#exploit)
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- [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
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```
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$ file jmper
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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
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$ checksec -f jmper
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RELRO STACK CANARY NX PIE RPATH RUNPATH FORTIFY Fortified Fortifiable FILE
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Full RELRO No canary found NX enabled No PIE No RPATH No RUNPATH No 0 4 jmper
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$ strings libc-2.19.so | grep "GNU C"
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GNU C Library (Ubuntu EGLIBC 2.19-0ubuntu6.9) stable release version 2.19, by Roland McGrath et al.
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Compiled by GNU CC version 4.8.4.
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```
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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
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- https://ctftime.org/task/3169
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