webProeasy

Lab 193 — ShopNova — Price Manipulation in Checkout API

hackadvisor

Task: E-commerce platform where checkout API accepts client-controlled price in request body instead of validating server-side. Solution: Intercept checkout request and modify amount parameter to purchase premium membership for $0.01 instead of $9,999.99.

$ ls tags/ techniques/

javascript client_side_validation business_logic api price_manipulation e_commerce checkout

business_logic_bypassclient_side_price_manipulationapi_parameter_tamperinginsecure_direct_object_reference

Analysis

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$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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