aboutsummaryrefslogtreecommitdiffstats
path: root/chapter06/ed-exp.xml
blob: 41e4d35e4ff81e11adc121b0de77a11fb8acaf38 (plain)
1
2
3
4
5
6
7
8
9
10
<sect2>
<title>Command explanations</title>

<para>The sed commands fix a symlink vulnerability in ed. The ed
executable creates files in /tmp with predictable names. By using
various symlink attacks, it is possible to have ed write to files 
it should not, change the permissions of various files, etc.</para>

</sect2>