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Lab 333 — LeadForge — XPath Injection in Contact Search

hackadvisor

Task: CRM platform with contact search endpoint that interpolates user input into XPath expressions against an XML data store. Solution: Boolean-based blind XPath injection to enumerate XML structure, locate flag in /leadforge/system_config/config[7]/value, and extract it character-by-character using substring().

php nginx xml boolean_based crm xpath_injection blind_extraction file_based_datastore anti_bot_decoy

decoy_flag_identificationxpath_injectionboolean_based_blind_extractionxml_structure_enumerationsubstring_extraction

$ ls tags/ techniques/

php nginx xml boolean_based crm xpath_injection blind_extraction file_based_datastore anti_bot_decoy

decoy_flag_identificationxpath_injectionboolean_based_blind_extractionxml_structure_enumerationsubstring_extraction

Analysis

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

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