documentclass[12pt,a4paper]{moderncv}
usepackage[ngerman]{babel}
usepackage[utf8]{inputenc}
usepackage[T1]{fontenc}
usepackage[left=2.4cm, right=1.0cm, top=1.7cm, bottom=2.0cm]{geometry}
usepackage{comment}
moderncvtheme[black]{classic}

%===============================================
%Solution 1
begin{comment}
definecolor{white}{rgb}{255,255,255}   % color white
makeatletter                             % make @ a letter
renewcommand*{section}[1]{%
  paraddvspace{2.5ex}%
  phantomsection{}% reset the anchor for hyperrefs
  addcontentsline{toc}{section}{#1}%
  parbox[t]{hintscolumnwidth}{strutraggedleftraisebox{baseletterheight}{color{white}rule{hintscolumnwidth}{0.95ex}}}%
  hspace{separatorcolumnwidth}%
  parbox[t]{maincolumnwidth}{strutsectionstyle{#1}}%
  parnobreakaddvspace{1ex}@afterheading}% to avoid a pagebreak after the heading
makeatother
end{comment}

%====================================================
%Solution 2
%begin{comment}
AtBeginDocument{%
definecolor{white}{rgb}{1,1,1}
}
moderncvcolor{white}
%end{comment}

%=================================================
%Solution 3
%begin{comment}
usepackage{etoolbox}% http://ctan.org/pkg/etoolbox
patchcmd{section}% <cmd>
  {strut}% <search>
  {strutrenewcommand{raisebox}[2]{}}% <replace>
  {}{}% <success><failure>
%end{comment}


%=======================================
%Snippet from moderncv.cls
begin{comment}
newcommand*{section}[1]{%
    vspace*{2.5ex @plus 1ex @minus .2ex}%
  phantomsection{}% reset the anchor for hyperrefs
  addcontentsline{toc}{part}{#1}%
  parbox[m]{hintscolumnwidth}{raggedlefthintfont{color{sectionrectanglecolor}rule{hintscolumnwidth}{1ex}}}%
  hspace{separatorcolumnwidth}%
  parbox[m]{maincolumnwidth}{sectionstyle{#1}}\[1ex]}
end{comment}
%====================================

firstname{Homer Jay}
familyname{Simpson}
title{Curriculum Vitae}
address{742 Evergreen Terrace}{Springfield}
mobile{1234/56789}
email{homerjaysimpson@groening.com}
begin{document}
  makecvtitle

section{Personal Data}
  cvitem{Family status}{married}
  cvitem{Nationality}{US-American}
  cvitem{Date of birth}{1956-05-12}
  cvitem{Place of birth}{Springfield}

section{Education}
  cventry{1960 -- 1970}{Elementary School}{}{}{}{}


  vfill
  Homer Jay Simpson\
  Springfield, today
end{document}