Description

The system does not perform an adequate control of the size of the files that can be uploaded to the server.

Impact

- Consume server resources and storage to upload large files.
- Lead to denial of service attacks if the server storage capacity is overloaded.

Recommendation

Implement controls to limit the maximum file size that can be uploaded to the server.

Threat

Authenticated attacker on the Internet.

Expected Remediation Time

⌚ 30 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: N
• Integrity: N
• Availability: L

Temporal

• Exploit code maturity: P
• Remediation level: O
• Report confidence: C

Result

• Vector string: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
• Score:
• Base: 4.3
• Temporal: 3.9
• Severity:
• Base: Medium
• Temporal: Low

Score 4.0

Default score using CVSS 4.0. It may change depending on the context of the src.

Base 4.0

• Attack vector: N
• Attack complexity: L
• Attack Requirements: N
• Privileges required: L
• User interaction: N
• Confidentiality (VC): N
• Integrity (VI): N
• Availability (VA): L
• Confidentiality (SC): N
• Integrity (SI): N
• Availability (SA): H

Threat 4.0

• Exploit maturity: P

Result 4.0

• Vector string: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:H/E:P
• Score:
• CVSS-BT: 5.1
• Severity:
• CVSS-BT: Medium

Requirements

• 039.Define maximum file size

Fixes

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

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