摘要:
if(isset($_POST['ctf'])){ $ctfshow = $_POST['ctf']; if(!preg_match('/^[a-z0-9_]*$/isD',$ctfshow)) { $ctfshow('',$_GET['show']); } } 首先第一个知识点: 正则绕过很明显, 阅读全文
posted @ 2022-10-20 19:34
hithub
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if(isset($_GET['v1']) && isset($_GET['v2']) && isset($_GET['v3'])){ $v1 = (String)$_GET['v1']; $v2 = (String)$_GET['v2']; $v3 = (String)$_GET['v3']; i 阅读全文
posted @ 2022-10-20 19:00
hithub
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摘要:
if(isset($_GET['v1']) && isset($_GET['v2']) && isset($_GET['v3'])){ $v1 = (String)$_GET['v1']; $v2 = (String)$_GET['v2']; $v3 = (String)$_GET['v3']; i 阅读全文
posted @ 2022-10-20 17:08
hithub
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摘要:
function check($x){ if(preg_match('/\\$|\.|\!|\@|\#|\%|\^|\&|\*|\?|\{|\}|\>|\<|nc|wget|exec|bash|sh|netcat|grep|base64|rev|curl|wget|gcc|php|python|pi 阅读全文
posted @ 2022-10-20 14:23
hithub
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摘要:
if($F = @$_GET['F']){ if(!preg_match('/system|nc|wget|exec|passthru|netcat/i', $F)){ eval(substr($F,0,6)); }else{ die("6个字母都还不够呀?!"); } } get传参 F=`$F 阅读全文
posted @ 2022-10-20 11:05
hithub
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