Zoho ManageEngine - Internal Hostname Disclosure

id: CVE-2022-23779

info:
  name: Zoho ManageEngine - Internal Hostname Disclosure
  author: cckuailong
  severity: medium
  description: Zoho ManageEngine Desktop Central before 10.1.2137.8 exposes the installed server name to anyone. The internal hostname can be discovered by reading HTTP redirect responses.
  impact: |
    An attacker could use the disclosed internal hostnames to plan targeted attacks, gain unauthorized access, or perform reconnaissance on the internal network.
  remediation: |
    Apply the latest security patch or update provided by Zoho ManageEngine to fix the internal hostname disclosure vulnerability.
  reference:
    - https://www.manageengine.com/products/desktop-central/cve-2022-23779.html
    - https://github.com/fbusr/CVE-2022-23779
    - https://nvd.nist.gov/vuln/detail/CVE-2022-23779
    - https://github.com/soosmile/POC
    - https://github.com/zecool/cve
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2022-23779
    cwe-id: CWE-200
    epss-score: 0.00667
    epss-percentile: 0.79289
    cpe: cpe:2.3:a:zohocorp:manageengine_desktop_central:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: zohocorp
    product: manageengine_desktop_central
    fofa-query: app="ZOHO-ManageEngine-Desktop"
  tags: cve,cve2022,zoho,exposure,zohocorp

http:
  - method: GET
    path:
      - "{{BaseURL}}/themes"

    matchers-condition: and
    matchers:
      - type: word
        part: header
        words:
          - '/themes/'
          - 'text/html'
        condition: and

      - type: word
        part: location
        negative: true
        words:
          - '{{Host}}'

      - type: word
        words:
          - '<center><h1>301 Moved Permanently</h1></center>'

      - type: regex
        part: location
        regex:
          - 'https?:\/\/(.*):'

      - type: status
        status:
          - 301

    extractors:
      - type: regex
        group: 1
        regex:
          - 'https?:\/\/(.*):'
        part: location
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