/**
* Find Security Bugs
* Copyright (c) Philippe Arteau, All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3.0 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library.
*/
package com.h3xstream.findsecbugs.scala;
import com.h3xstream.findsecbugs.FindSecBugsGlobalConfig;
import com.h3xstream.findsecbugs.injection.BasicInjectionDetector;
import com.h3xstream.findsecbugs.taintanalysis.Taint;
import edu.umd.cs.findbugs.BugReporter;
import edu.umd.cs.findbugs.Priorities;
public class XssTwirlDetector extends BasicInjectionDetector {
private static final String SCALA_XSS_TWIRL_TYPE = "SCALA_XSS_TWIRL";
public XssTwirlDetector(BugReporter bugReporter) {
super(bugReporter);
loadConfiguredSinks("xss-scala-twirl.txt", SCALA_XSS_TWIRL_TYPE);
}
@Override
protected int getPriority(Taint taint) {
if (!taint.isSafe() && taint.hasTag(Taint.Tag.XSS_SAFE)) {
if(FindSecBugsGlobalConfig.getInstance().isReportPotentialXssWrongContext()) {
return Priorities.LOW_PRIORITY;
}
else {
return Priorities.IGNORE_PRIORITY;
}
} else if (!taint.isSafe()
&& (taint.hasTag(Taint.Tag.QUOTE_ENCODED) || taint.hasTag(Taint.Tag.APOSTROPHE_ENCODED))
&& taint.hasTag(Taint.Tag.LT_ENCODED)) {
return Priorities.LOW_PRIORITY;
} else {
return super.getPriority(taint);
}
}
}