.. / openvt

sudo

如果二进制文件被 sudo 允许以超级用户身份运行，可能被用于访问文件系统、提升或维持特权访问。

• The command execution is blind (displayed on the virtual console), but it is possible to save the output on a temporary file.

  COMMAND=id
  TF=$(mktemp -u)
  sudo openvt -- sh -c "$COMMAND >$TF 2>&1"
  cat $TF