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Business information leak - Personal Information

Description​

Real user information such as real ID numbers and phone numbers are being stored in the source code.

Impact​

Obtain personal information from the user of the application in order to use it in different attacks such as social engineering, among others.

Recommendation​

Personal information should not be exposed in the source code, and in case it is necessary, the data used should not correspond to reality.

Threat​

Attacker with access to the applications source code.

Expected Remediation Time​

⌚ 60 minutes.

Score​

Default score using CVSS 3.1. It may change depending on the context of the vulnerability.

Base​

  • Attack vector: N
  • Attack complexity: H
  • Privileges required: L
  • User interaction: N
  • Scope: U
  • Confidentiality: L
  • Integrity: N
  • Availability: N

Temporal​

  • Exploit code madurity: X
  • Remediation level: X
  • Report confidence: X

Result​

  • Vector string: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:X
  • Score:
    • Base: 3.1
    • Temporal: 3.1
  • Severity:
    • Base: Low
    • Temporal: Low

Code Examples​

Compliant code​

Sensitive information should be encrypted and stored in a database only accessed with admin privileges

resource "db_storage_rules" "name" {
  resource_group_name  = db_resource_group.test.name
  storage_account_name = db_storage_account.test.name
  default_action = "Deny"
}

Non compliant code​

There is a file in the source code that stores the employee information

Employees {
  ids {
    name: "index.html";
    phone: "localhost:4446 ssl";
    role: "admin";
    government_id = "1234095";
  }
}

Requirements​

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