pentester.land· Sep 14, 2019· by YoKo Kho (@YokoAcc)

Race Condition that could Result to RCE - (A story with an App that temporary stored an uploaded file within 2 seconds before moving it to Amazon S3)

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Target Program: -
🎯 Vulnerability: Remote Code Execution (RCE)
💡 Defense Fix: Avoid executing shell commands via system(). Use parameterized APIs and strict input sanitization.
#Race condition#RCE#Unrestricted file upload