{"id":398,"date":"2025-01-18T18:32:19","date_gmt":"2025-01-18T10:32:19","guid":{"rendered":"http:\/\/gzxingyu.cloud\/?p=398"},"modified":"2025-01-18T18:32:19","modified_gmt":"2025-01-18T10:32:19","slug":"02-php%e4%bc%aa%e5%8d%8f%e8%ae%ae%e5%8c%85%e5%90%ab","status":"publish","type":"post","link":"http:\/\/gzxingyu.cloud\/index.php\/2025\/01\/18\/02-php%e4%bc%aa%e5%8d%8f%e8%ae%ae%e5%8c%85%e5%90%ab\/","title":{"rendered":"02.PHP\u4f2a\u534f\u8bae\u5305\u542b"},"content":{"rendered":"

PHP\u4f2a\u534f\u8bae\u4e8b\u5b9e\u4e0a\u5c31\u662fPHP\u652f\u6301\u7684\u534f\u8bae\u4e0e\u5c01\u88c5\u534f\u8bae\u3002<\/p>\n

\u4e00\u3001\u901a\u8fc7file:\/\/\u5305\u542b<\/h3>\n

1\u3001\u6761\u4ef6\uff1a<\/p>\n

\uff081\uff09\u00a0 allow_url_fopen\uff1aoff\/on \u90fd\u53ef\u4ee5<\/p>\n

\uff082\uff09 \u00a0 allow_url_include:off\/on\u90fd\u53ef\u4ee5<\/p>\n

2\u3001\u4f5c\u7528\uff1a<\/p>\n

\u7528\u4e8e\u8bbf\u95ee\u672c\u5730\u6587\u4ef6\u7cfb\u7edf\uff0c\u901a\u5e38\u7528\u4e8e\u8bfb\u53d6\u672c\u5730\u6587\u4ef6\u800c\u4e14\u4e0d\u4f1a\u6536\u5230allow_url_fopen\u548callow_url_include\u7684\u5f71\u54cd\u3002<\/p>\n

\u5728include()\/require()\/include_once()\/require_once()\u53c2\u6570\u53ef\u63a7\u7684\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u5bfc\u5165\u975e.php\u7684\u6587\u4ef6\uff0c\u5219\u4ecd\u6309\u7167php\u8bed\u6cd5\u8fdb\u884c\u89e3\u6790\uff0c\u56e0\u4e3a\u8fd9\u4e2a\u662finclude()\u51fd\u6570\u51b3\u5b9a\u7684\u3002<\/p>\n

\u7edd\u5bf9\u8def\u5f84
\n

\"Pasted<\/div>
\n\u6d4b\u8bd5\u94fe\u63a5
\n\"Pasted<\/p>\n

\u4e8c\u3001\u901a\u8fc7php:\/\/\u5305\u542b<\/h3>\n

1\u3001\u6761\u4ef6\uff1a<\/p>\n

\uff081\uff09allow_url_fopen:off\/on\u90fd\u53ef\u4ee5<\/p>\n

\uff082\uff09allow_url_include: \u4ec5php:\/\/input \u3001php:\/\/stdin php:\/\/memory\u3001 php:\/\/temp\u00a0\u9700\u8981on<\/p>\n

2\u3001\u4f5c\u7528\uff1a<\/p>\n

Php:\/\/\u4f2a\u534f\u8bae\u6709\u5f88\u591a\u7684\u7528\u6cd5\uff0c\u5e38\u7528\u7684\u5c31\u662fphp:\/\/filter \u7528\u4e8e\u8bfb\u6e90\u7801\u3002Php:\/\/input\u7528\u4e8e\u6267\u884cphp\u4ee3\u7801\u3002<\/p>\n

Php:\/\/filter\u53c2\u6570\u8be6\u89e3\uff1a<\/h4>\n

\u8be5\u534f\u8bae\u7684\u53c2\u6570\u4f1a\u5728\u8be5\u534f\u8bae\u8def\u5f84\u4e0a\u8fdb\u884c\u4f20\u9012\uff0c\u591a\u4e2a\u53c2\u6570\u90fd\u53ef\u4ee5\u5728\u4e00\u4e2a\u8def\u5f84\u4e0a\u4f20\u9012\u3002\u5177\u4f53\u53c2\u8003\u5982\u4e0b\uff1a<\/p>\n

resource=<\u8981\u8fc7\u6ee4\u7684\u6570\u636e\u6d41>\u00a0\u00a0\uff08\u6587\u4ef6\u8def\u5f84\uff09\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0 \u5fc5\u987b\u9879\u3002\u5b83\u6307\u5b9a\u4e86\u4f60\u8981\u7b5b\u9009\u8fc7\u6ee4\u7684\u6570\u636e\u6d41\u3002<\/p>\n

read=<\u8bfb\u94fe\u7684\u8fc7\u6ee4\u5668>\u00a0 \u53ef\u9009\u9879\u3002\u53ef\u4ee5\u8bbe\u5b9a\u4e00\u4e2a\u6216\u591a\u4e2a\u8fc7\u6ee4\u5668\u540d\u79f0\uff0c\u4ee5\u7ba1\u9053\u7b26\uff08*\\<\/p>\n

write=<\u5199\u94fe\u7684\u8fc7\u6ee4\u5668>\u00a0 \u53ef\u9009\u9879\u3002\u53ef\u4ee5\u8bbe\u5b9a\u4e00\u4e2a\u6216\u591a\u4e2a\u8fc7\u6ee4\u5668\u540d\u79f0\uff0c\u4ee5\u7ba1\u9053\u7b26\uff08\\<\/p>\n

<\uff1b\u4e24\u4e2a\u94fe\u7684\u7b5b\u9009\u5217\u8868>\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u4efb\u4f55\u6ca1\u6709\u4ee5\u00a0read=\u00a0\u6216\u00a0write=\u00a0\u4f5c\u524d\u7f00 \u7684\u7b5b\u9009\u5668\u5217\u8868\u4f1a\u89c6\u60c5\u51b5\u00a0 \u5e94\u7528\u4e8e\u8bfb\u6216\u5199\u94fe<\/p>\n

\u8f6c\u6362\u8fc7\u6ee4\u5668\uff1a<\/p>\n

convert.base64-encode & convert.base64-decode<\/p>\n

\u7b49\u540c\u4e8ebase64_encode()\u548cbase64_decode()\uff0cbase64\u7f16\u7801\u89e3\u7801<\/p>\n

convert.quoted-printable-encode & convert.quoted-printable-decode<\/p>\n

quoted-printable \u5b57\u7b26\u4e32\u4e0e 8-bit \u5b57\u7b26\u4e32\u7f16\u7801\u89e3\u7801<\/p>\n

Php:\/\/filter\u5b9e\u64cd<\/h5>\n
\u8bfb\u53d6\u5f53\u524d\u6587\u4ef6\u5939<\/h6>\n

base64\u7f16\u7801
\nfile=php:\/\/filter\/read=convert.base64-encode\/resource=shell.php
\n

\"Pasted<\/div>
\n\u89e3\u7801
\n\"Pasted<\/p>\n
\u5f53\u524d\u5176\u4ed6\u6587\u4ef6\u5939<\/h6>\n

\"Pasted<\/p>\n

\"Pasted<\/p>\n

php:\/\/input<\/h4>\n

\u6b64\u534f\u8bae\u9700\u8981allow_url_include\u4e3aon\uff0c\u53ef\u4ee5\u8bbf\u95ee\u8bf7\u6c42\u7684\u539f\u59cb\u6570\u636e\u7684\u53ea\u8bfb\u6d41, \u5c06post\u8bf7\u6c42\u4e2d\u7684\u6570\u636e\u4f5c\u4e3aPHP\u4ee3\u7801\u6267\u884c\u3002\u5f53\u4f20\u5165\u7684\u53c2\u6570\u4f5c\u4e3a\u6587\u4ef6\u540d\u6253\u5f00\u65f6\uff0c\u53ef\u4ee5\u5c06\u53c2\u6570\u8bbe\u4e3aphp:\/\/input,\u540c\u65f6post\u60f3\u8bbe\u7f6e\u7684\u6587\u4ef6\u5185\u5bb9\uff0cphp\u6267\u884c\u65f6\u4f1a\u5c06post\u5185\u5bb9\u5f53\u4f5c\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n

php:\/\/input\u00a0\u662f\u4e2a\u53ef\u4ee5\u8bbf\u95ee\u8bf7\u6c42\u7684\u539f\u59cb\u6570\u636e\u7684\u53ea\u8bfb\u6d41\u3002\u00a0enctype="multipart\/form-data"\u00a0\u7684\u65f6\u5019\u00a0php:\/\/input\u00a0\u662f\u65e0\u6548\u7684\u3002<\/p>\n

\"Pasted<\/div>
\n\u4f7f\u7528burp suite\u8f6f\u4ef6\u6293\u5305\u4f7f\u7528php:\/\/input\u4f2a\u534f\u8bae\u5c06\u4e00\u53e5\u8bdd\u6728\u9a6c\u5199\u5165
\n
\"Pasted<\/div>
\n\u5c06\u6570\u636e\u5305\u53d1\u9001\u540e\uff0c\u89c2\u5bdf\u5230\u4e00\u53e5\u8bdd\u6728\u9a6c\u88ab\u5305\u542b
\n\"Pasted<\/p>\n

\u4e09\u3001\u901a\u8fc7Zip:\/\/ & zlib:\/\/ \u534f\u8bae\u5305\u542b<\/h3>\n

1\u3001\u6761\u4ef6\uff1a<\/p>\n

allow_url_fopen:off\/on\u90fd\u53ef\u4ee5\u7684<\/p>\n

allow_url_include\u00a0:off\/on\u90fd\u53ef\u4ee5\u7684<\/p>\n

2\u3001\u4f5c\u7528\uff1a<\/p>\n

zip:\/\/ & zlib:\/\/\u00a0\u5747\u5c5e\u4e8e\u538b\u7f29\u6d41\uff0c\u53ef\u4ee5\u8bbf\u95ee\u538b\u7f29\u6587\u4ef6\u4e2d\u7684\u5b50\u6587\u4ef6\uff0c\u66f4\u91cd\u8981\u7684\u662f\u4e0d\u9700\u8981\u6307\u5b9a\u540e\u7f00\u540d\uff0c\u53ef\u4fee\u6539\u4e3a\u4efb\u610f\u540e\u7f00\uff1ajpg png gif xxx\u00a0\u7b49\u7b49\u3002<\/p>\n

zip:\/\/ \u53ef\u4ee5\u8bbf\u95ee\u538b\u7f29\u5305\u91cc\u9762\u7684\u6587\u4ef6\u3002\u5f53\u5b83\u4e0e\u5305\u542b\u51fd\u6570\u7ed3\u5408\u65f6\uff0czip:\/\/\u6d41\u4f1a\u88ab\u5f53\u4f5cphp\u6587\u4ef6\u6267\u884c\u3002\u4ece\u800c\u5b9e\u73b0\u4efb\u610f\u4ee3\u7801\u6267\u884c\u3002<\/p>\n

zip:\/\/\u4e2d\u53ea\u80fd\u4f20\u5165\u7edd\u5bf9\u8def\u5f84\u3002
\n\u8981\u7528#\u5206\u5272\u538b\u7f29\u5305\u548c\u538b\u7f29\u5305\u91cc\u7684\u5185\u5bb9\uff0c\u5e76\u4e14#\u8981\u7528url\u7f16\u7801\u6210%23(\u5373\u4e0b\u8ff0POC\u4e2d#\u8981\u7528%23\u66ff\u6362\uff09
\n\u53ea\u9700\u8981\u662fzip\u7684\u538b\u7f29\u5305\u5373\u53ef\uff0c\u540e\u7f00\u540d\u53ef\u4ee5\u4efb\u610f\u66f4\u6539\u3002
\n\u76f8\u540c\u7684\u7c7b\u578b\u8fd8\u6709zlib:\/\/\u548cbzip2:\/\/<\/p>\n

POC\u4e3a\uff1a
\nzip:\/\/[\u538b\u7f29\u5305\u7edd\u5bf9\u8def\u5f84]#[\u538b\u7f29\u5305\u5185\u6587\u4ef6]
\n?file=zip:\/\/D:\\phpStudy\\PHPTutorial\\WWW\\aacc\/xx.zip%23xx.jpg<\/p>\n

\"Pasted<\/p>\n

?file=compress.zlib:\/\/D:\\phpStudy\\PHPTutorial\\WWW\\aacc\/xx.gz
\n\"Pasted<\/p>\n

\u56db\u3001data:\/\/\u534f\u8bae\u5305\u542b<\/h3>\n

1\u3001\u6761\u4ef6\uff1a<\/p>\n

allow_url_fopen:on<\/p>\n

allow_url_include\u00a0:on<\/p>\n

2\u3001\u4f5c\u7528\uff1a<\/p>\n

\u81eaPHP>=5.2.0\u8d77\uff0c\u53ef\u4ee5\u4f7f\u7528data:\/\/\u6570\u636e\u6d41\u5c01\u88c5\u5668\uff0c\u4ee5\u4f20\u9012\u76f8\u5e94\u683c\u5f0f\u7684\u6570\u636e\u3002\u901a\u5e38\u53ef\u4ee5\u7528\u6765\u6267\u884cPHP\u4ee3\u7801\u3002<\/p>\n

3\u3001\u7528\u6cd5\uff1a<\/p>\n

data:\/\/text\/plain,<\/p>\n

data:\/\/text\/plain;base64,<\/p>\n

\"Pasted<\/div>
\n\u5982\u679c\u6b64\u5904\u5bf9\u7279\u6b8a\u5b57\u7b26\u8fdb\u884c\u4e86==\u8fc7\u6ee4==\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u901a\u8fc7base64\u7f16\u7801\u540e\u518d\u8f93\u5165\uff1a
\n
\"Pasted<\/div>
\n\u56e0\u4e3a+\u4e3a\u8fde\u63a5\u7b26\u65e0\u6cd5\u8bc6\u522b
\n\u53ef\u4ee5\u5c06?>\u53bb\u6389\u518d\u7f16\u7801
\n\"Pasted<\/p>\n

\u4e94\u3001phar:\/\/\u534f\u8bae\u5305\u542b<\/h3>\n

phar:\/\/\u534f\u8bae\u4e0ezip:\/\/\u7c7b\u4f3c\uff0c\u540c\u6837\u53ef\u4ee5\u8bbf\u95eezip\u683c\u5f0f\u538b\u7f29\u5305\u5185\u5bb9\u3002<\/p>\n

1\u3001\u6761\u4ef6\uff1a<\/p>\n

allow_url_fopen:off\/on\u90fd\u53ef\u4ee5\u7684<\/p>\n

allow_url_include\u00a0:off\/on\u90fd\u53ef\u4ee5\u7684<\/p>\n

==\u53ea\u6709\u9ad8\u7248\u672c\u53ef\u4ee5\uff0c\u4f4e\u7248\u672c\u4e0d\u884c==
\n\"Pasted<\/p>\n","protected":false},"excerpt":{"rendered":"

PHP\u4f2a\u534f\u8bae\u4e8b\u5b9e\u4e0a\u5c31\u662fPHP\u652f\u6301\u7684\u534f\u8bae\u4e0e\u5c01\u88c5\u534f\u8bae\u3002 \u4e00\u3001\u901a\u8fc7file:\/\/\u5305\u542b 1\u3001\u6761\u4ef6\uff1a \uff081\uff09\u00a0 allo […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,11],"tags":[],"class_list":["post-398","post","type-post","status-publish","format-standard","hentry","category-web","category-11"],"_links":{"self":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/398","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/comments?post=398"}],"version-history":[{"count":1,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/398\/revisions"}],"predecessor-version":[{"id":399,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/398\/revisions\/399"}],"wp:attachment":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/media?parent=398"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/categories?post=398"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/tags?post=398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}