OpenCms 14 & 15 - Open Redirect

id: CVE-2023-6380

info:
  name: OpenCms 14 & 15 - Open Redirect
  author: MiguelSegoviaGil
  severity: medium
  description: |
    Open redirect vulnerability has been found in the Open CMS product affecting versions 14 and 15 of the 'Mercury' template
  impact: |
    Unauthenticated attackers can redirect users to malicious external sites via the uri parameter, potentially facilitating phishing attacks or malware distribution.
  remediation: |
    Update OpenCMS to version 16 or later.
  reference:
    - https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-alkacon-software-opencms
    - https://github.com/fkie-cad/nvd-json-data-feeds
    - https://github.com/msegoviag/msegoviag
  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-2023-6380
    cwe-id: CWE-601
    epss-score: 0.01594
    epss-percentile: 0.72654
    cpe: cpe:2.3:a:alkacon:opencms:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: alkacon
    product: opencms
    shodan-query:
      - "/opencms/"
      - http.title:"opencms"
      - cpe:"cpe:2.3:a:alkacon:opencms"
    fofa-query: title="opencms"
    google-query: intitle:"opencms"
  tags: cve,cve2023,redirect,opencms,alkacon,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/system/modules/alkacon.mercury.template.jsondemo/elements/jsonapi.jsp?content&fallbackLocale&locale=en&rows=1&uri=http://interact.sh"

    matchers:
      - type: regex
        part: header
        regex:
          - '(?m)^(?:Location\s*?:\s*?)(?:https?://|//)?(?:[a-zA-Z0-9\-_\.@]*)interact\.sh.*$'
# digest: 4a0a004730450220724aee3f1be2a27c3e6b204b0c095d19e7c47bbfee19a374883f74f2764be89a022100e8cafaab40ae96c33de1137b109918ba472183a34f2c3eb03842026e3e8fa4d7:922c64590222798bb761d5b6d8e72950