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Unauthorized access to files - S3 Bucket

Description

Some buckets used by the application can be publicly accessed, without requiring any authentication, allowing an attacker to download its content, modify or delete the stored information

Impact

Compromise the information stored in the buckets.

Recommendation

Restrict the access of the public buckets of the system

Threat

Anonymous attacker from the Internet.

Expected Remediation Time

⌚ 15 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: N
  • User interaction: N
  • Scope: U
  • Confidentiality: H
  • Integrity: N
  • Availability: N

Temporal

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

Result

  • Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:X/RL:X/RC:X
  • Score:
    • Base: 7.5
    • Temporal: 7.5
  • Severity:
    • Base: High
    • Temporal: High

Requirements

Fixes

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