Holes in the hole. Vulnerabilities in Pi-hole allow to seize control over Raspberry Pi

Three severe vulnerabilities have been recently discovered in Pi-hole, a popular app that blocks advertisement and unwanted scripts. Two of these vulnerabilities result in remote command execution, while the third one allows to escalate your privileges to root. Let’s examine the origin of these bugs and concurrently find out how to detect vulnerabilities in PHP code and Bash scripts.
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