May 11 · 22 min read · In Part 1 of this series, we cover OS command injection vulnerabilities from a developer's perspective. We looked at secure coding approaches with ProcessBuilder, whitelist-based validation strategies
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Feb 28 · 4 min read · A Command Injection Investigation | LetsDefend SOC Lab Today’s alert immediately caught my attention: Whoami Command Detected in Request Body At first glance, it may look like a harmless Linux command
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Dec 31, 2025 · 2 min read · The Mission: Decoding the Drone Disturbance The town's drone scheduler started behaving erratically, receiving strange, unusually long HTTP requests containing Base64 chunks. The goal for this "Boss Rush" stage was to act as a Blue Teamer (defender) ...
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Oct 2, 2025 · 1 min read · Vulnerability Command injection vulnerability exists in index.php of pfBlockerNG. Host header, which is user input, is entered into exec. <?php /* index.php pfBlockerNG (DNSBL) Copyright (c) 2015-2016 BBcan177@gmail.com All rights re...
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