diff options
Diffstat (limited to 'BKUViewer/src/main')
| -rw-r--r-- | BKUViewer/src/main/java/at/gv/egiz/bku/slxhtml/SLXHTMLValidator.java | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/BKUViewer/src/main/java/at/gv/egiz/bku/slxhtml/SLXHTMLValidator.java b/BKUViewer/src/main/java/at/gv/egiz/bku/slxhtml/SLXHTMLValidator.java index fe48eefa..6fea75cb 100644 --- a/BKUViewer/src/main/java/at/gv/egiz/bku/slxhtml/SLXHTMLValidator.java +++ b/BKUViewer/src/main/java/at/gv/egiz/bku/slxhtml/SLXHTMLValidator.java @@ -139,6 +139,19 @@ public class SLXHTMLValidator implements at.gv.egiz.bku.viewer.Validator { spf.setValidating(true); spf.setXIncludeAware(false); + /* + * Set parser features to disallow external entities and external dtd load operations + */ + try { + spf.setFeature("http://xml.org/sax/features/external-general-entities", false); + spf.setFeature("http://xml.org/sax/features/external-parameter-entities", false); + spf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false); + + } catch (Exception e) { + log.error("Can NOT set SAX parser security features. -> XML parsing is possible insecure!!!! ", e); + + } + SAXParser parser; try { parser = spf.newSAXParser(); @@ -150,6 +163,7 @@ public class SLXHTMLValidator implements at.gv.egiz.bku.viewer.Validator { throw new RuntimeException("Failed to create SLXHTML parser.", e); } + InputSource source; if (charset != null) { source = new InputSource(new InputStreamReader(is, charset)); |