write up: web login1(SKCTF) --SQL约束攻击

以你之姓@ 2023-06-18 15:52 25阅读 0赞

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3RiX3lvdXRo_size_16_color_FFFFFF_t_70]

## SQL约束攻击： ##

参考：[https://blog.csdn.net/zz\_Caleb/article/details/84945709][https_blog.csdn.net_zz_Caleb_article_details_84945709]

## 盘它 ##

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3RiX3lvdXRo_size_16_color_FFFFFF_t_70 1]  
在注册页面注册：  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3RiX3lvdXRo_size_16_color_FFFFFF_t_70 2]  
之后返回登录页面登入即可得到flag：  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3RiX3lvdXRo_size_16_color_FFFFFF_t_70 3]

end～

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[https_blog.csdn.net_zz_Caleb_article_details_84945709]: https://blog.csdn.net/zz_Caleb/article/details/84945709
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