{"id":176721,"date":"2020-10-13T16:18:43","date_gmt":"2020-10-13T08:18:43","guid":{"rendered":"http:\/\/4563.org\/?p=176721"},"modified":"2020-10-29T20:36:45","modified_gmt":"2020-10-29T12:36:45","slug":"bilibili-2020%e3%80%8c1024-%e7%a8%8b%e5%ba%8f%e5%91%98%e8%8a%82%e3%80%8dctf-write-up","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=176721","title":{"rendered":"Bilibili 2020\u300c1024 \u7a0b\u5e8f\u5458\u8282\u300dCTF Write Up"},"content":{"rendered":"
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Bilibili 2020\u300c1024 \u7a0b\u5e8f\u5458\u8282\u300dCTF Write Up <\/h1>\n

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\u8cc7\u6df1\u5927\u4f6c : isukkaw <\/span> <\/i> 2<\/span> <\/div>\n
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\u867d\u7136 CTF \u7ed3\u675f\u4e4b\u524d\u4e0d\u5e94\u8be5\u5206\u4eab\u548c\u516c\u5f00 Write Up \u548c\u9898\u89e3\uff0c\u4e0d\u8fc7 Bilibili \u8fd9 CTF \u65e2\u7136\u8fd9\u4e48\u79bb\u8c31\uff0c\u90a3\u6211\u4e5f\u6ca1\u5fc5\u8981\u6309\u7167\u5e38\u7406\u51fa\u724c\u3002<\/p>\n

\u5168\u6587\u5730\u5740\uff1ahttps:\/\/blog.skk.moe\/post\/2020-bilibili-1024-ctf-write-up\/<\/p>\n

Quote:<\/p>\n

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\u65e0\u5398\u5934\u7684\u9898\u76ee\u3001\u52a0\u4e0a\u6df7\u4e71\u7684\u6d3b\u52a8\u9875\u9762\uff08 Vue \u548c jQuery \u9f50\u98de\u3001Element UI \u5171 Bootstrap \u4e00\u8272\uff09\uff0c\u518d\u8054\u60f3\u8d77 Bilibili \u4e2d\u95f4\u4ef6\u6e90\u7801\u6cc4\u6f0f\u3001Anankke \u5728\u65b0\u5e74\u6d3b\u52a8\u4e0a \u53ea\u7528\u4e24\u5c0f\u65f6\u5c31\u5237\u51fa\u4e86 11 \u4ebf\u7f8e\u98df\u503c\uff0c\u6211\u4eec\u5927\u4f53\u4e0a\u53ef\u4ee5\u731c\u6d4b\u7684\u51fa Bilibili \u5185\u90e8\u6df7\u4e71\u7684\u7ba1\u7406\u3001\u677e\u6563\u7684\u7ec4\u7ec7\uff0c\u548c\u6781\u5ea6\u4e0d\u91cd\u89c6\u4fe1\u606f\u5b89\u5168\u3001\u4e43\u81f3\u6781\u5ea6\u4e0d\u91cd\u89c6\u6280\u672f\u7684\u98ce\u6c14\u3002Bilibili \u8fd9\u4e00\u6b21\u7684 CTF \u66b4\u9732\u51fa\u6765\u7684\u95ee\u9898\uff0c\u8fdc\u4e0d\u6b62\u9009\u624b\u7528 \/blog\/end.php<\/code> \u8bfb\u53d6 \/dev\/urandom<\/code> \u548c \/dev\/random<\/code> \u8017\u5c3d\u9776\u673a\u6027\u80fd\u5bfc\u81f4\u9898\u76ee 404 \u8fd9\u4e48\u7b80\u5355\u4e86\u3002<\/p>\n<\/blockquote>\n

\uff08\u4e73\u5b8c B \u5c31\u8dd1\uff0c\u771f\u523a\u6fc0\uff09<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (19<\/span>) <\/div>\n
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    \u8cc7\u6df1\u5927\u4f6c : naoh1000 <\/span> <\/div>\n
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    \u6e90\u7801\u90fd\u8bfb\u4e86\u4e00\u904d\uff0c\u4e3a\u4ec0\u4e48\u7b2c 6 \u30017 \u30019 \u6ca1\u51e0\u4e2a\u4eba\u505a\u51fa\u6765 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : across <\/span> <\/div>\n
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    \u7532\u65b9\u529e\u6d3b\u52a8\u81ea\u5df1\u51fa\u9898\uff0c\u6211\u89c9\u5f97\u6ca1\u5565\u95ee\u9898\u00b7\u00b7\u00b7\u00b7 \u800c\u4e14\u867d\u7136\u504f\u95e8\uff0c\u77e5\u8bc6\u70b9\u4e5f\u6ca1\u903c\u4eba\u5e72\u5565\uff0c\u8fd9\u4e48\u4e3a\u81ea\u5df1\u89e3\u91ca\u592a\u52c9\u5f3a\u4e86\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
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    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @naoh1000
    \u5c31\u53ea\u6709\u90a3\u4e9b\u9003\u9038\u51fa\u53bb\u7684\u6218\u961f\u505a\u4e86 90 \u5206\u300180 \u5206\u4e86\u554a\uff0c\u4e0d\u77e5\u9053\u600e\u4e48\u6784\u9020 Payload \u7684\u5927\u5bb6\u53ea\u6709 70 \u5206\u554a\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : mxT52CRuqR6o5 <\/span> <\/div>\n
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    \u4e0d\u662f\u8bf4 url \u91cc\u5305\u542b flag.txt \u5c31\u884c\u5417\uff0c\u7ed3\u679c\u4ee3\u7801\u91cc\u771f\u7684\u7528 file_get_contents \u53bb\u8bfb\u4e86\u6587\u4ef6\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : ihciah <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8bf4\u6a21\u4eff\u6709\u70b9\u8fc7\uff0c\u611f\u89c9\u662f\u6807\u51c6\u8003\u6cd5\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : Mitt <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u7684\u6587\u7ae0\u6700\u5927\u7684\u95ee\u9898\u5c31\u662f\u592a\u591a\u4e3b\u89c2\u6279\u5224 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : alphatoad <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u300c\u4e0d\u8fc7 Bilibili \u8fd9 CTF \u65e2\u7136\u8fd9\u4e48\u79bb\u8c31\uff0c\u90a3\u6211\u4e5f\u6ca1\u5fc5\u8981\u6309\u7167\u5e38\u7406\u51fa\u724c\u300d
    \u5c0a\u91cd\u662f\u76f8\u4e92\u7684\uff0c\u8fd9\u5c31\u548c\u300c\u65e2\u7136\u9ad8\u8003\u8fd9\u4e48\u6b67\u89c6\u6027\uff0c\u6211\u4f5c\u5f0a\u4e5f\u6ca1\u5565\u300d\u4e00\u6837 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : anguiao <\/span> <\/div>\n
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    \u505a\u5230\u201cAdministrator\u201d\u90a3\u9898\u4e4b\u540e\uff0c\u6211\u5c31\u4e0d\u60f3\u505a\u4e86\uff0c\u8fc7\u4e8e\u65e0\u5398\u5934\u4e86\u3002
    \u4e0d\u662f CTF \u73a9\u5bb6\uff0c\u4e0d\u77e5\u9053\u5176\u4ed6 CTF \u662f\u4e0d\u662f\u4e5f\u662f\u8fd9\u6837\u7684\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : mxT52CRuqR6o5 <\/span> <\/div>\n
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    @alphatoad \u672c\u6765\u5c31\u4e0d\u662f\u4ec0\u4e48\u6b63\u7ecf ctf\uff0c\u5c31\u662f\u56fe\u4e00\u4e50 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : rmb1222 <\/span> <\/div>\n
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    \u8fd9\u51e0\u5929\u5927\u90e8\u5206\u9009\u624b\u90fd\u53bb\u6253 geekpwn ctf \u548c bytectf \u4e86 (x <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : reiji <\/span> <\/div>\n
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    \u522b\u7684\u4e0d\u8bf4\uff0cVue \u548c jQuery \u9f50\u98de\u3001Element UI \u5171 Bootstrap \u4e00\u8272\u8fd9\u53e5\u7b11\u5230\u6211\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : locoz <\/span> <\/div>\n
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    \u7b2c\u4e09\u9898\u90a3\u4e2a\u7eaf\u9760\u731c\u771f\u7684\u662f\u79bb\u8c31\uff0c\u4e4b\u524d\u770b\u7684\u65f6\u5019\u8fd8\u4ee5\u4e3a\u6709\u7ebf\u7d22\u4e4b\u7c7b\u7684\uff0c\u7ffb\u4e86\u597d\u957f\u65f6\u95f4\u2026 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : fuxiuyin <\/span> <\/div>\n
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    \u6211\u53d1\u73b0\u6211\u7684\u8111\u56de\u8def\u8ddf\u4ed6\u4eec\u5bf9\u4e0d\u4e0a\uff0c\u7b2c\u56db\u9898\u6211\u8bd5\u4e86\u4e00\u4e32 admin superuser super \u4e4b\u7c7b\u7684\uff0c\u6700\u540e\u770b\u522b\u4eba\u7684\u7b54\u6848\u77e5\u9053\u662f Administrator\uff0c\u7136\u540e\u5c31\u4e0d\u60f3\u505a\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : mingl0280 <\/span> <\/div>\n
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    \u505a\u5230\u7b2c\u4e09\u9898\u53d1\u73b0\u8fd9\u73a9\u610f\u513f\u6839\u672c\u662f\u7535\u6ce2\u7cfb\u5c31\u6ca1\u5f80\u4e0b\u505a\u4e86\uff0c\u9898\u76ee\u771f\u7684\u592a\u79bb\u8c31\u4e86\u2026\u2026 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : lijialong1313 <\/span> <\/div>\n
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    @fuxiuyin \u8fd9\u4e2a\u662f\u771f\u7684\u8111\u7b4b\u6025\u8f6c\u5f2f\uff0c\u4e3b\u8981 a \u8fd8\u8981\u5927\u5199\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : suke971219 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @locoz #12 \u4e00\u4e2a\u4e0d\u5f31\u7684\u5f31\u5bc6\u7801 \"Bilibili <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : SaigyoujiYuyuko <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @anguiao \u7b80\u76f4\u5c31\u662f\u9634\u95f4 ctf <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : NSAgold <\/span> <\/div>\n
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    \u7b2c\u516d\u9898\u592a\u9634\u95f4\u4e86
    \u8c01\u80fd\u60f3\u5230\u51fa\u4e86\u4e2a refer \u6ce8\u5165 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : isukkaw <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @NSAgold #18 \u6211\u7b2c\u4e00\u6b21\u770b\u5230\u8fd9\u9898\u5c31\u89c9\u5f97\u50cf CUIT \u6821\u5185\u8d5b\u90a3\u4e2a\u6e17\u900f\u554a\u3002sqlmap \u7ed9\u6211\u8bf4\u4e86\u662f Referer \u5e03\u5c14\u76f2\u6ce8\u3001\u6211\u8fd8\u4ee5\u4e3a\u662f\u8bef\u62a5\u5462\uff0c\u8c01\u77e5\u9053\u662f\u771f\u7684\u3002\u4f60\u6279\u662f\u771f\u7684\u53ef\u4ee5\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    Bilibili 2020\u300c102…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/176721"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=176721"}],"version-history":[{"count":1,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/176721\/revisions"}],"predecessor-version":[{"id":176723,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/176721\/revisions\/176723"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=176721"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=176721"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=176721"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}