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CVE-2015-3269: Apache Flex BlazeDS XXE Vulnerabilty
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/* */ public Object readObject() | |
/* */ throws ClassNotFoundException, IOException | |
/* */ { | |
/* 91 */ int type = in.readByte(); | |
/* */ | |
/* 93 */ Object value = readObjectValue(type); | |
/* 94 */ return value; | |
/* */ } | |
/* */ | |
/* */ protected Object readObjectValue(int type) throws ClassNotFoundException, IOException | |
/* */ { | |
/* 99 */ Object value = null; | |
/* 100 */ switch (type) | |
/* */ { | |
/* */ case 0: | |
/* 103 */ value = Double.valueOf(readDouble()); | |
/* 104 */ break; | |
/* */ | |
... | |
/* */ | |
/* */ case 15: | |
/* 147 */ value = readXml(); | |
/* 148 */ break; | |
/* */ | |
.... | |
/* */ protected Object readXml() throws IOException | |
/* */ { | |
/* 511 */ String xml = readLongUTF(); | |
/* */ | |
/* 513 */ if (isDebug) { | |
/* 514 */ trace.write(xml); | |
/* */ } | |
/* 516 */ return stringToDocument(xml); | |
/* */ } | |
/* */ |
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/* */ public void readBody(MessageBody body, int index) | |
/* */ throws ClassNotFoundException, IOException | |
/* */ { | |
/* 158 */ String targetURI = amfIn.readUTF(); | |
/* 159 */ body.setTargetURI(targetURI); | |
/* 160 */ String responseURI = amfIn.readUTF(); | |
/* 161 */ body.setResponseURI(responseURI); | |
/* */ | |
/* 163 */ amfIn.readInt(); | |
/* */ | |
/* 165 */ amfIn.reset(); | |
/* */ | |
/* */ | |
/* 168 */ if (isDebug) { | |
/* 169 */ debugTrace.startMessage(targetURI, responseURI, index); | |
/* */ } | |
/* */ Object data; | |
/* */ try { | |
/* 173 */ data = readObject(); | |
/* */ } | |
/* */ catch (RecoverableSerializationException ex) | |
/* */ { | |
/* 177 */ ex.setCode("Client.Message.Encoding"); | |
/* 178 */ data = ex; | |
/* */ } | |
/* */ catch (MessageException ex) | |
/* */ { | |
/* 182 */ ex.setCode("Client.Message.Encoding"); | |
/* 183 */ throw ex; | |
/* */ } | |
/* */ | |
/* 186 */ body.setData(data); | |
/* */ | |
/* 188 */ if (isDebug) { | |
/* 189 */ debugTrace.endMessage(); | |
/* */ } | |
/* */ } | |
/* */ | |
/* */ | |
/* */ | |
/* */ | |
/* */ public Object readObject() | |
/* */ throws ClassNotFoundException, IOException | |
/* */ { | |
/* 199 */ return amfIn.readObject(); | |
/* */ } | |
/* */ } |
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/* */ | |
/* */ public static Document stringToDocument(String xml, boolean nameSpaceAware) | |
/* */ { | |
/* 116 */ ClassUtil.validateCreation(Document.class); | |
/* */ | |
/* 118 */ Document document = null; | |
/* */ try | |
/* */ { | |
/* 121 */ if (xml != null) | |
/* */ { | |
/* 123 */ StringReader reader = new StringReader(xml); | |
/* 124 */ InputSource input = new InputSource(reader); | |
/* 125 */ DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); | |
/* 126 */ factory.setNamespaceAware(nameSpaceAware); | |
/* 127 */ factory.setValidating(false); | |
/* 128 */ DocumentBuilder builder = factory.newDocumentBuilder(); | |
/* */ | |
/* 130 */ document = builder.parse(input); | |
/* */ } | |
/* */ } | |
/* */ catch (Exception ex) | |
/* */ { | |
/* 135 */ throw new MessageException("Error deserializing XML type " + ex.getMessage()); | |
/* */ } | |
/* */ | |
/* 138 */ return document; | |
/* */ } | |
/* */ } |
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