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[SECURITY] Fix Temporary Directory Hijacking or Information Disclosure Vulnerability #69

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[SECURITY] Fix Temporary Directory Hijacking or Information Disclosure Vulnerability #69

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11 changes: 2 additions & 9 deletions itext/src/main/java/com/itextpdf/testutils/CompareToolUtil.java
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.file.Files;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
Expand Down Expand Up @@ -74,15 +75,7 @@ public static String createTempDirectory(String tempFilePrefix)
throws IOException {
final File temp;

temp = File.createTempFile("temp", Long.toString(System.nanoTime()));

if(!(temp.delete())) {
throw new IOException("Could not delete temp file: " + temp.getAbsolutePath());
}

if(!(temp.mkdir())) {
throw new IOException("Could not create temp directory: " + temp.getAbsolutePath());
}
temp = Files.createTempDirectory("temp" + Long.toString(System.nanoTime())).toFile();

return temp.toString();
}
Expand Down