Business information leak - Credit Cards

Description

As a result of a misconfiguration in the creditcardId variable, customer credit card data can be seen through the responses to the requests made. Thus, it was possible to obtain business information, such as:

• Strategic information.
• Customer information.

Impact

-Obtain credit card information of current users. -List valid cards and their expiration dates.

Recommendation

According to the classification of the information found, establish the necessary controls so that the information is accessible only to the indicated persons.

Threat

External attacker with access to valid token.

Expected Remediation Time

⌚ 120 minutes.

Score

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

Base

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

Temporal

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

Result

• Vector string: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:X
• Score:
  • Base: 4.3
  • Temporal: 4.0
• Severity:
  • Base: Medium
  • Temporal: Medium

Requirements

• 176.Restrict system objects
• 177.Avoid caching and temporary files
• 261.Avoid exposing sensitive information
• 300.Mask sensitive data

Fixes

• Scala
• C-Sharp
• Dart
• TypeScript
• Python
• Java
• Elixir
• PHP
• Go

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