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Lack of data validation - Content Spoofing

Description

An unauthorized attacker generating a token without credentials, due to a misconfiguration in the file upload can replace files already uploaded by a client since the application does not validate if these were already sent in the file upload request.

Impact

Replace information sent by customers.

Recommendation

Enable a mechanism to identify the status of the procedure and restrict access to objects to authorized users.

Threat

Unauthorized external attacker with process ID.

Expected Remediation Time

⌚ minutes.

Score

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

Base

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

Temporal

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

Result

  • Vector string: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:X
  • Score:
    • Base: 3.5
    • Temporal: 3.5
  • Severity:
    • Base: Low
    • Temporal: Low

Requirements

Fixes

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