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Yahoo Zero-Day Vulnerability - Code Point of View

Ebrahim Hegazy @Zigoo0 Cyber Security Analyst @Q-CERT Ehegazy@qcert.org. Yahoo Zero-Day Vulnerability - Code Point of View. 12 April - 2014. Not this type of bugs!. Nor even This type Of hunting!. 1- Bug Bounty Programs. 2- Remote Code Execution Vulnerability 3- Live Example – WebPwn3r

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Yahoo Zero-Day Vulnerability - Code Point of View

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  1. Ebrahim Hegazy @Zigoo0 Cyber Security Analyst @Q-CERT Ehegazy@qcert.org Yahoo Zero-Day Vulnerability - Code Point of View 12 April - 2014

  2. Not this type of bugs!

  3. Nor even This type Of hunting!

  4. 1- Bug Bounty Programs. 2- Remote Code Execution Vulnerability 3- Live Example – WebPwn3r 4- Demo Videos

  5. Bug Bounty Programs https://bugcrowd.com/list-of-bug-bounty-programs/

  6. Remote Code Execution Vulnerability Simply, PHPCE occurs when user-supplied(GET/POST) values of the parameters are reflected inside eval() function, that vulnerability allows attackers to execute PHP code such as {echo system(“id”)} or any other php function/code.

  7. Eval

  8. Live Example – WebPwn3r

  9. 4- Demo Videos

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