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chore: NexusPropertyPage의 DocumentBuilderFactory 외부 엔티티 차단 #150

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EricSeokgon wants to merge 1 commit into from
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chore: NexusPropertyPage의 DocumentBuilderFactory 외부 엔티티 차단 #150

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5 changes: 5 additions & 0 deletions ...ork.dev.imp.confmngt/src/egovframework/dev/imp/confmngt/properties/NexusPropertyPage.java
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Expand Up @@ -408,6 +408,11 @@ public boolean performOk() {
}else{
//dependencies 바로 앞에 repositories 위치
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
// XXE(XML External Entity Injection, CWE-611) 취약점 방지
factory.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
factory.setFeature("http://xml.org/sax/features/external-general-entities", false);
factory.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
factory.setXIncludeAware(false);
DocumentBuilder builder = factory.newDocumentBuilder();
Document doc = builder.parse(new InputSource(new StringReader(xmlStr)));
Node node = doc.getDocumentElement();
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