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
This weakness is not covered by the automated black-box pentest. IntegSec pentesters cover it in a manual engagement.
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?
This weakness is not covered by the automated black-box pentest. IntegSec pentesters cover it in a manual engagement.
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)
Written and reviewed by
Michel Chamberland - Founder & CEO, IntegSec
CISSP, OSCP, OSCE, CEH, GIAC, CCSK · 20+ years in offensive security
Michel has spent 20+ years on offensive security teams including IBM X-Force Red and Trustwave SpiderLabs, leading penetration tests, red team engagements, and breach response for Fortune 500 customers. He is the founder of IntegSec and the architect of TurboPentest.
Find these issues before an attacker does
TurboPentest runs an agentic AI pentest against your target and reports findings with proof, from $99 per target.
Start a pentest