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Sudo Screen Privilege Escalation

Sudo screen command might be vulnerable to privilege escalation (PrivEsc)

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Last updated 1 year ago

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sudo -l

(root) /usr/bin/screen -r testsession
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If we can execute "screen" command as root, we can spawn a root shell from the screen session.

First execute "screen" command as root, then a screen session will be start. Now we can spawn a root shell by pressing “Ctrl+a+c” in the screen session.

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