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[dwdunwetter] Handle possible XXE injection (#15466)

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XMLInputFactory: Disable properties IS_SUPPORTING_EXTERNAL_ENTITIES and
SUPPORT_DTD which allow injecting external entities.

Signed-off-by: Holger Friedrich <mail@holger-friedrich.de>
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Holger Friedrich 2023-08-29 18:50:13 +02:00 committed by GitHub
parent 5e1f24c54f
commit d3c07344d3
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1 changed files with 2 additions and 0 deletions
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bundles/org.openhab.binding.dwdunwetter/src/main/java/org/openhab/binding/dwdunwetter/internal/dto/DwdWarningsData.java
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@ -119,6 +119,8 @@ public class DwdWarningsData {
try {
XMLInputFactory inputFactory = XMLInputFactory.newInstance();
inputFactory.setProperty(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES, false);
inputFactory.setProperty(XMLInputFactory.SUPPORT_DTD, false);
XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(rawData));
XMLEventReader eventReader = inputFactory.createXMLEventReader(reader);
DwdWarningData gemeindeData = new DwdWarningData();