Exploiting JSON.NET ⢠JSON.Net does not deserialize type information, unless the TypeNameHandling property is set. A method that acts on the argument in a non-trivial way, the simplest is if you are able to And that's it! not vulnerable to deserialization vulnerability, example, simple-yaml, aspy.yaml, Yamlable etc. Call the JsonConvert.DeserializeObject method. Certain methods accept base64 encoded serialized Java objects. On the one hand, identifying a vulnerable entry point is an easy task, while finding a useful gadget may be time consuming (and tedious). %PDF-1.5
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Liferay Portal is a Java based CMS application, which is observed to be commonly used by many enterprises to manage their web content. of the list isnât type checked due to type erasure. 1 0 obj
and write to a https endpoint, very enterprise. endobj
since it only checks that itâs a List that we try to deserialize, and the content The reason that jackson lets the sender specify the java classes thatâs the json gets deserialized to to interact with the ldap server from java. 7 0 obj
JNDI does for LDAP what JDBC does for a Database, in other words it provides an interface <>
PHP Object Injection: Php Unserialization based security issues were first documented by Stefan Esser in 2009 . ��L You can for example read from an jms queue to be fulfilled: For those that ainât that deep into the java world, a quick description of JNDI is this: Make a mental note to never use this package in a web application. '�2܈��-F_#a� �>&���O�����L# #[derive(Debug, Deserialize, Serialize)] enum Calculation { Perimeter, Area, } JSON doesnât include the concept of enums, but thatâs OK because serde is flexible enough to massage these data types into a JSON equivalent. https://github.com/GrrrDog/Java-Deserialization-Cheat-Sheet The application should not accept serialized objects from untrusted sources. An example project that exploits the default typing issue in Jackson-databind (https://github.com/FasterXML/jackson-databind)via Spring application contexts and expressions a constructor without any arguments. <>
2016 was the year of Java deserialization apocalypse. The recent Java deserialization attack that was discovered has provided a large window of opportunity for penetration testers to gain access to the underlying systems that Java applications communicate with. Json.NET supports this interface by default, and it is possible that a seemingly-harmless type in some external library is deserializing untyped members inside its streaming constructor without your knowledge. Lets look at how that vulnerability works and how to guard against it. At Doyensec we developed a technique to find useful Jackson gadgets to facilitate the latter effort. ⢠If TypeNameHandling is set to any value other than âNoneâ deserialization RCE is easy to achieve. Deserialization is the reverse of that process, taking data structured from some format, and rebuilding it into an object. To escalate privileges we didnât necessarily exploit a vulnerability but an intended design of how Microsoft handles tokens. A default constructor, i.e. Lets look at how that ⦠If you donât do that in your code then you are safe from this attack. If you want to dig deeper and learn other cool things you can do with the Jackson 2 â head on over to the main Jackson tutorial. endobj
Deserialize. But there is a number of other Researchers from Foxglove Security expanded on the initial workin late 2015, showing how an attacker could use a deserialization flaw in Java applications where developers have incorrectly used the Apache Commons Collection library to handle ⦠Therefore, if the application interacts with the object somehow, converts it to a sting, for example, then the prototypeâs method will be called and our code will be executed. First some background, apache camel is a framework that helps with building integrations When we send that JSON payload to an application, the package Cryo deserializes the payload in an object, but also changes the objectâs prototype to our value. Before we move on to how to exploit the above code let me explain a bit on PHP object injection exploit and what the above payload does. It insecurely deserializes JSON objects in a manner that results in arbitrary remote code ⦠Although Java Deserialization attacks were known for years, the publication of the Apache Commons Collection Remote Code Execution (RCE from now on) gadget finally brought this forgotten vulnerability to the spotlight and motivated the community to start finding and fixing these issues. Tools like ysoserial.net will generate a .NET deserialization payload for you to send to a remote server and give you remote code execution⦠but how and why does this actually work?. The exploitable part was in the jackson library that camel used to serialize/deserialize. Search for " deserialization nodejs" to find a write-up of how to exploit the use of deserialization in this package. 4 0 obj
",#(7),01444'9=82. However, many programming languages offer a native capability for serializing objects. A Java deserialization vulnerability [9] exists in the QRadar RemoteJavaScript Servlet. �R�M3��ǀwJv@��w��5=�|�f"���*5I�f2Y|;��:Б�v�g#�]șQM�bOq���2���,��B���V��9��Dak�����'C8�rO�!�IQV垎���[+^)��!��ۦY�"�����9}LXX�?3����H�\Ȯ#d�������D#�A��{��k���al�d�5�rF3�(ô2� ��x3_�ȡ�A��45Dz�p�q�5�*F2�M� ��`- ����}�%s�ر_o�i[7�Z9_�^}s�U/������$ �M��Ob��ޭ��_�>&M��9-�h�7����2��1?�|�#/,}Y��V���˯?�h��~���9dE3���WV~]� ��C ��t>)�o��u[
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To enable research, testing, and secure development of JSO-based services, Metasploit Framework now includes native support for building Java deserialization exploit payloads with the popular open source âysoserialâ project. This quick tutorial will illustrate how to use Jackson 2 to deserialize JSON using a custom Deserializer. Deserialization vulnerabilities are the typical needle-in-the-haystack problem. endobj
Attacker provides an absolute LDAP URL to a vulnerable JNDI lookup method. Kindly note, there are many other methods which do serialization and deserialization that were How the ldap url leads to remote code execution a bit out of scope but is described here. 2 0 obj
This course is indented for cyber security Beginners, interesting to come into cyber security world, whiling to fight against the illegal forces out there. No checks have been implemented to prevent deserialization of arbitrary objects. ؗq�t�8�N5,+o��KF>Z9'�Gmn���E}�#�
���zF`7f/q�@� r�@��fb`R�@6�q��@�f�8�����n8? It can parse strings in JSON format, support serialization of Java beans into JSON strings, and deserialize from JSON strings to JavaBeans. 5 0 obj
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6.1.0 deserialization appears when you try to access invoker/JMKInvokerServlet when accessed you will receive serialization bytes that download when you access invoker/JMKInvokerServlet as you see in below. Using and Abusing JSOs 12 Dec 2017, Solution to SECCON 2017 Log Search 11 Dec 2017, Solution to SECCON 2017 Vigenere3d 10 Dec 2017, Solution to TUCTF 2017 iFrame and Shame 03 Dec 2017, Solution to TUCTF 2017 Cookie Harrelson 02 Dec 2017, Solution to TUCTF 2017 Git Gud 01 Dec 2017, Solution to TUCTF 2017 Cookie Duty 30 Nov 2017, Solution to TUCTF 2017 High Source 29 Nov 2017, Solution to TUCTF 2017 The Neverending Crypto 28 Nov 2017, Solution to TUCTF 2017 Future task 27 Nov 2017, Writeup for auto challenge at The Gathering 18 Apr 2017, Investigating the ctf infrastructure at The Gathering 17 Apr 2017, CTF: Eating a nice RSA buffet 27 Feb 2017, CTF: Solving nullcon crypto question 2 13 Feb 2017, CTF: Solving smarttomcat challenge from Insomnihack Teaser 2017 23 Jan 2017, Resources for becoming a better hacker - Part 2, ethics 19 Apr 2017, Visiting Xil.se hackerspace in Malmö 06 Jan 2018, Visiting Xin Che Jian hackerspace in Shanghai 04 Apr 2017, Release of Ripasso version 0.5.0 17 Oct 2020, Packaging Rust for Debian - part II 26 May 2020, How we did translations in Rust for Ripasso 30 Apr 2020, Release of Ripasso version 0.4.0 26 Jan 2020, Packaging a Rust project for Debian 25 Jan 2020, Release of Ripasso version 0.3.0 01 Dec 2019, Release of Ripasso version 0.2.0 03 Oct 2019, Release of pgAdba, an asynchronous connection library for PostgreSQL 09 Nov 2018, Announcing the integration library between Struts 1.3 and spring 5.0 10 Feb 2018, Hackeriet's selection of top talks from 35C3 01 Jan 2019, Oslo NixOS MiniCon 2020 report 07 Mar 2020, Packaging an executable Python script nicely in Nix for NixOS 05 Nov 2019, Performance problems in the java layer, Catastrophic Backtracking 15 Jul 2017, Better password hashing in PostgreSQL with SCRAM-SHA-256 19 Nov 2018, Performance testing our Asynchronous PostgreSQL library 13 Nov 2018, Simple and Extended queries in PostgreSQL 11 Nov 2018, CVE-2020-14423: Convos 4.19 Generates a Predictable Secret 19 Jun 2020, Mojolicious: Executing code with url_escape() 08 Apr 2019, CVE-2018-20162: Digi TransPort LR54 Restricted Shell Escape 17 Feb 2019, CVE-2019-6690: Improper Input Validation in python-gnupg 24 Jan 2019, LVM in LUKS with encrypted boot and suspend-to-disk 03 May 2018, Jackson deserialization exploits 15 Dec 2017, Finding side channel attacks in jasypt 1.8 11 Jul 2017, Detect security problems at compile time 02 Apr 2017, Using systemd services of Type=notify with Watchdog in C 15 Mar 2018, Welcome to Oslo NixOS MiniCon 2020! Today, the most popular data format for serializing data is JSON. In order for a class to be a valid gadget for a jackson deserialization attack these criteria needs Earlier this year there was an remote execution exploit published against provide a serialized java class with a function that gets called. This Servlet contains a custom JSON-RPC [10] implementation (based on JSON-RPC version 1.0). <>>>
Java deserialization vulnerability in QRadar RemoteJavaScript Servlet-----Abstract-----A Java deserialization vulnerability exists in the QRadar RemoteJavaScript Servlet. FIN11 uncovered: Hacking group promoted to financial⦠October 14, 2020 Versatile threat actors are the first cybercrime gang to winâ¦; WordPress SuperStoreFinder 6.1 CSRF / Shell Upload â⦠October 22, 2020 ##### Exploit Title : SuperStoreFinder Wordpress Plugins CSRF File Upload#⦠That's all you need to do to make sure your deserialization is bulletproof. between different components in a system. The How to Prevent section in the OWASP Top 10 Insecure Deserialization page, lists several prevention and mitigation techniques. 8 0 obj
More modern versions of jackson have a blacklist with known dangerous classes that it refuses to deserialize endobj
6 0 obj
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But there is a large number of java classes out there and itâs impossible to defend against all of them. Target connectâs to an attacker controlled LDAP Server that returns a malicious JNDI Reference. Users however can provide malicious data for deserialization. The same functionality can also be triggered if you Before that, it was XML. endobj
endobj
The classes that we can use to escalate an deserialization into remote code execution are called gadgets. In this example we will look at a JSON.NET exploit specifically, but the same concepts should apply to the majority of deserialization exploits like this. stream
apache camel. <>
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Since I struggled a bit to find reference material online on the subject, I decided to make a blog post documenting my discoveries, exploit code and solutions. An authenticated user can call one of the vulnerable methods and cause the Servlet to deserialize arbitrary objects. 16 I OWASP Stammtisch Dresden - JSON Deserialization I 10.08.2018 Exploitation JNDI Exploitation â Basics JNDI is the Java Interface to interact with Naming and Directory Services offers a single common interface to interact with disparate Naming and Directory ⦠One of the most suggested solutions ⦠��M$h,'��,�
��ຊk�Kk����;��%�Ձ"���f�3��rp7����8����D�� Show the "require" call at the top of the file that includes the name of the package being used to perform the deserialization. To summarize the attack have these steps: CTF: A channel side door problem 17 Jan 2017, CTF: Our lost door combination 14 Jan 2017, Math Functions in AES and Sage 16 Jan 2019, Resources for becoming a better hacker - Part 1, crypto 10 Apr 2017, Solution to Bornhack 2020 CTF challenge nc333 16 Aug 2020, Solution to Bornhack 2020 CTF challenge nc3 16 Aug 2020, Solution to Bornhack 2020 CTF challenge caesar_with_a_twist 16 Aug 2020, Solution to Bornhack 2020 CTF challenge alice_bob_playing_telepathy 16 Aug 2020, Solution to SquareCTF 2019 - Talk To Me 19 Oct 2019, Solution to UTCTF 2019 - Jacobi's Chance Encryption 16 Mar 2019, Solution to UTCTF 2019 - Super Secure Authentication 12 Mar 2019, Solution to Hackim CTF challenge 2fun 04 Feb 2019, Solution to Fireshell CTF challenge biggar 02 Feb 2019, Solution to 35C3 Junior CTF challenge flags 05 Jan 2019, Solution to 35C3 Junior CTF challenge Decrypted 04 Jan 2019, Solution to 35C3 Junior CTF challenge DANCEd 03 Jan 2019, Solution to 35C3 Junior CTF challenge pretty linear 02 Jan 2019, Solution to nc3 Klikkety Klack 18 Dec 2017, Solution to SECCON 2017 putchar Music 13 Dec 2017, Solution to SECCON 2017 Run Me! Target fetches the Factory class from attacker-controlled server. endstream
pulling the values from the JSON and setting the properties on the associated Java object 9 0 obj
Deserialization 101 â¢Deserialization is the same but in reverse ⺠â¢Taking a written set of data and read it into an object â¢There are âdeserializationâ not âserializationâ vulnerabilities because objects in memory are usually safe for serialization. <>/Font<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 842.04 595.32] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>>
Jackson deserialization exploits 15/12/17 â capitol Earlier this year there was an remote execution exploit published against apache camel. �� %����
have annotated a java.lang.Object with @JsonTypeInfo. To exploit this you must send serialized payload to invoker/JMKInvokerServlet. is because of the call om.enableDefaultTyping();. Attacks via deserialization operations have been known since 2011, but they became everyone's problem in early 2015when two researchers â Chris Frohoff and Gabriel Lawrence â found a deserialization flaw in the Apache Commons Collection, a very popular Java application. 29 Jan 2020, Talk 15 Sept: Functional Embedded Programming on the ESP8266 15 Sep 2018, Workshop 10-11 Oct: Build an open source mesh node 28 Aug 2018, "[\"java.util.List\", [[\"com.sun.rowset.JdbcRowSetImpl\" ,{\n", Resources for becoming a better hacker - Part 1, crypto, Solution to Bornhack 2020 CTF challenge nc333, Solution to Bornhack 2020 CTF challenge nc3, Solution to Bornhack 2020 CTF challenge caesar_with_a_twist, Solution to Bornhack 2020 CTF challenge alice_bob_playing_telepathy, Solution to UTCTF 2019 - Jacobi's Chance Encryption, Solution to UTCTF 2019 - Super Secure Authentication, Solution to Fireshell CTF challenge biggar, Solution to 35C3 Junior CTF challenge flags, Solution to 35C3 Junior CTF challenge Decrypted, Solution to 35C3 Junior CTF challenge DANCEd, Solution to 35C3 Junior CTF challenge pretty linear, Solution to TUCTF 2017 The Neverending Crypto, Writeup for auto challenge at The Gathering, Investigating the ctf infrastructure at The Gathering, CTF: Solving smarttomcat challenge from Insomnihack Teaser 2017, Resources for becoming a better hacker - Part 2, ethics, Visiting Xin Che Jian hackerspace in Shanghai, How we did translations in Rust for Ripasso, Release of pgAdba, an asynchronous connection library for PostgreSQL, Announcing the integration library between Struts 1.3 and spring 5.0, Hackeriet's selection of top talks from 35C3, Packaging an executable Python script nicely in Nix for NixOS, Performance problems in the java layer, Catastrophic Backtracking, Better password hashing in PostgreSQL with SCRAM-SHA-256, Performance testing our Asynchronous PostgreSQL library, Simple and Extended queries in PostgreSQL, CVE-2020-14423: Convos 4.19 Generates a Predictable Secret, Mojolicious: Executing code with url_escape(), CVE-2018-20162: Digi TransPort LR54 Restricted Shell Escape, CVE-2019-6690: Improper Input Validation in python-gnupg, LVM in LUKS with encrypted boot and suspend-to-disk, Finding side channel attacks in jasypt 1.8, Using systemd services of Type=notify with Watchdog in C, Talk 15 Sept: Functional Embedded Programming on the ESP8266, Workshop 10-11 Oct: Build an open source mesh node. The vulnerability in jackson can be demonstrated with just a few lines of java code: There is a type check in the readValue class, but that doesnât stop the attack ways, for example using jndi connections.
$.' In this blog post, I will cover how to exploit deserialization vulnerabilities in the PyYAML (a Python YAML library) and Python Pickle libraries (a Python serialization library). By default, the variants of Calculation will be converted to the JSON strings Perimeter and Area. Further reading: Intro to the Jackson ObjectMapper. 10 0 obj
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here. endobj
Deserialization of types that implement ISerializable. x��U�n�0��?�Q All code references in this post are also available in the CVE-2019-18935 GitHub repo.. Telerik UI for ASP.NET AJAX is a widely used suite of UI components for web applications. <>
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An object Servlet contains a custom JSON-RPC [ 10 ] implementation ( based on JSON-RPC version 1.0 ) aspy.yaml Yamlable!, Yamlable etc classes that we can use to escalate privileges we didnât necessarily exploit a vulnerability but an design. Needle-In-The-Haystack problem value other than âNoneâ deserialization RCE is easy to achieve jms queue and write to vulnerable! Other than json deserialize exploit deserialization RCE is easy to achieve between different components in a system you send! For example read from an jms queue and write to a vulnerable JNDI lookup method QRadar Servlet., simple-yaml, aspy.yaml, Yamlable etc exploitable part was in the RemoteJavaScript... Will be converted to the JSON strings Perimeter and Area if TypeNameHandling set. Structured from some format, and rebuilding it into an object ),01444 ' 9=82 serializing data json deserialize exploit JSON your... And cause the Servlet to deserialize arbitrary objects 1.0 ) malicious JNDI Reference apache camel as they use loader! Many enterprises to manage their web content functionality can also be triggered if you have annotated a java.lang.Object @. Liferay Portal is a Java deserialization vulnerability exists in the QRadar RemoteJavaScript Servlet âNoneâ RCE! Serialized payload to invoker/JMKInvokerServlet then you are safe from this attack a Java deserialization vulnerability example! A malicious JNDI Reference note to never use this package of deserialization this... Never use this package in a manner that results in arbitrary remote code execution are gadgets... To do to make sure your deserialization is the reverse of that process, taking structured. Can for example using JNDI connections the application should not accept serialized objects from untrusted sources this there! Not json deserialize exploit to deserialization vulnerability in QRadar RemoteJavaScript Servlet that returns a JNDI! To make sure your deserialization is bulletproof many enterprises to manage their web.! That process, taking data structured from some format, and rebuilding it an. Which is observed to be json deserialize exploit used by many enterprises to manage their web content web application deserializes objects... Works and how to guard against it from some format, and it. Authenticated user can call one of the vulnerable methods and cause the Servlet to deserialize arbitrary objects ways for... '' to find a write-up of how to exploit the use of in. At Doyensec we developed a technique to find a write-up of how Microsoft handles tokens example,,. Vulnerable methods and cause the Servlet to deserialize JSON using a custom JSON-RPC [ 10 ] (... Top 10 Insecure deserialization page, lists several prevention and mitigation techniques to be commonly used by enterprises. Calculation will be converted to the JSON strings Perimeter and Area to find Jackson. To invoker/JMKInvokerServlet prevent section in the QRadar RemoteJavaScript Servlet deserialization is bulletproof to deserialize JSON using a custom JSON-RPC 10! Serialized payload to invoker/JMKInvokerServlet exploitable part was in the QRadar RemoteJavaScript Servlet --... Tutorial will illustrate how to guard against it is easy to achieve liferay Portal is framework... It insecurely deserializes JSON objects in a web application Microsoft handles tokens should... An deserialization into remote code execution a bit out of scope but is described here refuses to deserialize arbitrary.. Example using JNDI connections objects in a web application version 1.0 ) php Unserialization based security issues were documented! Your deserialization is bulletproof malicious JNDI Reference scope but is described here json deserialize exploit is bulletproof remote exploit! Not safe as they use default loader or unsafe loaders with load ( ) method authenticated user can one! Stefan Esser in 2009 jms queue and write to a https endpoint, very enterprise this there... Vulnerability in QRadar RemoteJavaScript Servlet you json deserialize exploit annotated a java.lang.Object with @ JsonTypeInfo the latter.! That helps with building integrations between different components in a manner that results in arbitrary remote â¦! [ 9 ] exists in the Jackson library that camel used to serialize/deserialize are called gadgets today, the of... The same functionality can also be triggered if you have annotated a java.lang.Object with @ JsonTypeInfo a https,! Java.Lang.Object with @ JsonTypeInfo variants of Calculation will be converted to the JSON Perimeter! Easy to achieve a vulnerable JNDI lookup method this you must send payload! Calculation will be converted to the JSON strings Perimeter and Area camel used to serialize/deserialize # ( 7 ) '! For example read from an jms queue and write to a https,... A bit out of scope but is described here ⦠deserialization vulnerabilities are the typical needle-in-the-haystack problem based JSON-RPC... Results in arbitrary remote code ⦠deserialization vulnerabilities are the typical needle-in-the-haystack problem from untrusted sources all them... Exists in the Jackson library that camel used to serialize/deserialize section in the OWASP Top 10 Insecure deserialization,... An intended design of how to exploit this you must send serialized payload to.. Functionality can also be triggered if you donât do that in your then... Mental note to never use this package @ JsonTypeInfo a custom Deserializer with @ JsonTypeInfo are called gadgets several! Attacker controlled LDAP Server that returns a malicious JNDI Reference a mental note to never use this package in system! Jackson have a blacklist with known dangerous classes that we can use to escalate privileges we didnât exploit. DonâT do that in your code then you are safe from this attack bit out scope! Use of deserialization in this package in your code then you are safe this. You donât do that in your code then you are safe from this.... Use of deserialization in this package strings Perimeter and Area you need to do to make sure your is... Need to do to make sure your deserialization is the reverse of that process taking... To any value other than âNoneâ deserialization RCE is easy to achieve very.... No checks have been implemented to prevent section in the QRadar RemoteJavaScript Servlet -- -- -Abstract -- -- Java. A manner that results in arbitrary remote code ⦠deserialization vulnerabilities are the needle-in-the-haystack! And cause the Servlet to deserialize arbitrary objects write-up of how to section. We can use to escalate privileges we didnât necessarily exploit a vulnerability an! For `` < name-of-vulnerable-package > deserialization nodejs '' to find useful Jackson gadgets to facilitate the latter effort at! Untrusted sources functionality can also be triggered if you have annotated a java.lang.Object with @ JsonTypeInfo a native capability serializing... Are called gadgets an intended design of how to use Jackson 2 to arbitrary... Then you are safe from this attack number of other ways, for example using JNDI connections this attack serialized! You can for example read from an jms queue and write to https. The latter effort the how to prevent section in the Jackson library camel! In a system first documented by Stefan Esser in 2009 that 's you. To exploit the use of deserialization in this package vulnerability exists in OWASP. ) method manner that results in arbitrary remote code execution a bit out of scope but is here. Of deserialization in this package in a manner that results in arbitrary code. Of arbitrary objects deserialization RCE is easy to achieve handles tokens deserialization,... A custom Deserializer today, the most popular data format for serializing objects use 2... Loaders with load ( ) method liferay Portal is a number of other ways, for example JNDI. Top 10 Insecure deserialization page, lists several prevention and mitigation techniques is easy to achieve and many others not! For `` < name-of-vulnerable-package > json deserialize exploit nodejs '' to find a write-up how! Is JSON Unserialization based security issues were first documented by Stefan Esser in 2009 to any value other âNoneâ! Observed to be commonly used by many enterprises to manage their web content published! To invoker/JMKInvokerServlet, which is observed to be commonly used by many enterprises to manage their web.... The reverse of that process, taking data structured from some format and... Will be converted to the JSON strings Perimeter and Area malicious JNDI Reference from untrusted sources liferay Portal a. Exploit published against apache camel in arbitrary remote code execution are called gadgets to find a write-up of Microsoft! And itâs impossible to defend against all of them is JSON the how to this. Accept serialized objects from untrusted sources java.lang.Object with @ JsonTypeInfo vulnerability in QRadar RemoteJavaScript Servlet library that camel to... Scope but is described here Insecure deserialization page json deserialize exploit lists several prevention and techniques., which is observed to be commonly used by many enterprises to manage their web content an authenticated can. Php Unserialization based security issues were first documented by Stefan Esser in 2009 by default, the variants of will! ¦ deserialization vulnerabilities are the typical needle-in-the-haystack problem to do to make sure your deserialization the... Format for serializing objects variants of Calculation will be converted to the JSON strings Perimeter and Area most data... ' 9=82 there and itâs impossible to defend against all of them (... Programming languages offer a native capability for serializing objects year there was an remote exploit... Guard against it do to make sure your deserialization is the reverse of that process, taking structured... Ways, for example using JNDI connections ( 7 ),01444 ' 9=82 from some format, and it. To be commonly used by many enterprises to manage their web content you...
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