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A telegram bot that speaks out loud the text you say to it. It is vulnerable to code injection, used in a challenge for BjornCTF 2020

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vulnerable_telegram_bot

A telegram bot that speaks out loud the text you say to it. It is vulnerable to code injection, used in a challenge for BjornCTF 2020


There is a really easy command injection in the /say command. However, reading the flag is not so easy, as the bot only replies with vocal messages of the output of your command generated with espeak, and the flag contains some non-pronounceable characters :)

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A telegram bot that speaks out loud the text you say to it. It is vulnerable to code injection, used in a challenge for BjornCTF 2020

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