API4:2023: Unrestricted Resource Consumption
APIs without quotas, rate limits, or resource-cost controls allow DoS, financial loss (cloud bill exhaustion), or quota exhaustion attacks.
How it's found
Found through load and pagination fuzzing that checks for missing rate limits and unbounded resource consumption on each discovered endpoint.
Standards mapping
Where this fits in a TurboPentest engagement
TurboPentest's agentic pentest is powerful and covers a broad range of issues automatically. This particular class is best confirmed in a manual IntegSec engagement, where human pentesters apply deeper methodology and a larger context window than any automated pass.
Frequently asked questions
What is API4:2023 Unrestricted Resource Consumption?
APIs without quotas, rate limits, or resource-cost controls allow DoS, financial loss (cloud bill exhaustion), or quota exhaustion attacks.
How do you find Unrestricted Resource Consumption?
Found through load and pagination fuzzing that checks for missing rate limits and unbounded resource consumption on each discovered endpoint.
Which CWEs map to API4:2023?
API4:2023 maps to CWE-770, CWE-400, CWE-799.
Does TurboPentest test for Unrestricted Resource Consumption?
TurboPentest's agentic pentest is powerful and covers a broad range of issues automatically. This particular class is best confirmed in a manual IntegSec engagement, where human pentesters apply deeper methodology and a larger context window than any automated pass.
Related OWASP categories
- OWASP API Security Top 10API1:2023: Broken Object Level Authorization
- OWASP API Security Top 10API2:2023: Broken Authentication
- OWASP API Security Top 10API3:2023: Broken Object Property Level Authorization
- OWASP API Security Top 10API5:2023: Broken Function Level Authorization
- OWASP API Security Top 10API6:2023: Unrestricted Access to Sensitive Business Flows
- OWASP API Security Top 10API7:2023: Server Side Request Forgery (SSRF)
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