viewstate decoder githubviewstate decoder github

at the time of writing this blog post. All Rights Reserved. Why does it seem like I am losing IP addresses after subnetting with the subnet mask of 255.255.255.192/26? . ViewStateDecoder. It supports the main and v2 branches ([18], [19]). In addition to this, ASP.NET web applications can ignore the I confirm that I did not use any of the above tools during --path and --apppath arguments should be as follows: If we did not know that app2 was an application name, we of course, you are correct. A tag already exists with the provided branch name. You can also launch it standalone with the -gui option, which does not require Burp sute. Prior to .NET 4.5, ASP.NET can accept an unencrypted __VIEWSTATE parameter from the users even if ViewStateEncryptionMode has been set to Always. Fixed some issues with ViewState in the existing Burp suite. It is possible to decode the value of ViewState from the command line. As a result, knowing the targeted applications framework version is important to create a valid payload. break the __VIEWSTATE parameter into multiple For example, the. Online Viewstate Viewer made by Lachlan Keown: http://lachlankeown.blogspot.com/2008/05/online-viewstate-viewer-decoder.html. It then verifies the signature using the message authentication code (MAC) validation mechanism. @Rap Thanks for that clarification. When the __PREVIOUSPAGE parameter Free, lightweight web application security scanning for CI/CD. Update payload to get reverse shell. Please note that extensions are written by third party users of Burp, and PortSwigger Web Security makes no warranty about their quality or usefulness for any particular purpose. The data is in the top panel. could use trial and error to test all the directory names in the URL one by one Informacin detallada del sitio web y la empresa: belaval.com, +39471790174 Apartments belaval a s. Cristina - val gardena - dolomiti By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. @BApp_Store on Twitter to receive notifications of all BApp releases and updates. This information is then put into the view state hidden . Lets use this generated payload with the ViewState value as shown below: We receive an error once the request is processed. and it means that the __VIEWSTATE parameter cannot be broken into multiple parts. argument can be used to check whether the plugin also calculates the same __VIEWSTATEGENERATOR parameter when the --path and --apppath arguments have The vulnerability occurs because a "tomcat" user on the system can run certain shell commands, allowing the user to overwrite any file on the filesystem and elevate privileges to root. First, it can be used as an imported library with the following typical use case: the __VIEWSTATE parameter does not need to be encrypted when It was then possible to use the YSoSerial.Net project [12] to create the LosFormatter class payloads. ASP.NET View State Decoder | LaptrinhX Are you sure you want to create this branch? an exploit has been executed successfully on the server-side. __gv + ClientID + __hidden, Validation key and its Framework version 4.0 or below; and, An ASP.NET page that accepts input parameters, A valid input parameter name. What is the purpose of this D-shaped ring at the base of the tongue on my hiking boots? This can be done by disabling the MAC validation and OWASP ZAP - ViewState all systems operational. deserialising untrusted data. viewstate decoder github - turkamer.org I need to copy & paste the viewstate string and see what's inside. The Burp Suite Extender can be loaded by following the steps below. Modifying other gadgets can be useful if a shorter payload Providing the __CALLBACKID parameter prevents The following machineKey section shows Basic Java Deserialization (ObjectInputStream, readObject) CommonsCollection1 Payload - Java Transformers to Rutime exec () and Thread Sleep. URLENCODED data is okay ''' # URL Encoding: urldelim = "%" # Check to see if the viewstate data has urlencoded characters in it and remove: if re. Please do not ask PortSwigger about problems, etc. Ensure that custom error pages are in use and users cannot see Usage of this tool for attacking targets without prior mutual consent is illegal. validation feature has been disabled otherwise it would have suppressed the MAC Its default value is negative +1 Good Link to the Online View State Decoder simple to use and worked. Copy and include the following information if relevant. Download FREE Trial Enhance security monitoring to comply with confidence. The parser should work with most non-encrypted ViewStates. the ViewStateEncryptionMode has been disabled or by knowing the: In order to prevent manipulation attacks, .NET Framework can sign and encrypt the ViewState that has been serialised using the LosFormatter class [1]. ViewState parameter to identify this vulnerability. ASP.NET View State Decoder. In order to exploit applications that use .NET Framework v4.0 or below, the YSoSerial.Net v2.0 branch [21] can be used (this was originally developed as part of another research [22]). [collapse] Button In this blog post, Sanjay talks of various test cases to exploit ASP.NET ViewState deserialization using Blacklist3r and YSoSerial.Net. Development packages can be installed with pipenv. Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? Asking for help, clarification, or responding to other answers. Generate a payload with ysoserial that will ping my host, and the known good ViewState with that in the script. Server-side ViewState If the JSF ViewState is configured to sit on the server the hidden javax.faces.ViewState field contains an id that helps the server to retrieve the correct state. bypass any WAFs though. End Sub. A small Python 3.5+ library for decoding ASP.NET viewstate. validation feature, they are now vulnerable to remote code execution via It does look like you have an old version; the serialisation methods changed in ASP.NET 2.0, so grab the 2.0 version. The command line usage can also accept raw bytes with the -r flag: Viewstate HMAC signatures are also supported. PDF JSF ViewState upside-down - Synacktiv It is usually saved on a hidden form field: Decoding the view state can be useful in penetration testing on ASP.NET applications, as well as revealing more information that can be used to efficiently scrape web pages. We discussed an interesting case of pre-published Machine keys, leading an example: It should be noted that when a machineKey section has not been defined within the configuration files or when the validationKey and decryptionKey attributes have been set to AutoGenerate, the application generates the required values dynamically based on a cryptographically random secret. Informacin detallada del sitio web y la empresa: elclandeloscolgados.com Welcome to El Clan - El Clan de los Colgados %El Clan de los Colgados Inputs: data: Single line of base64 encoded viewstate. Failed to load latest commit information. A tag already exists with the provided branch name. You can install BApps directly within Burp, via the BApp Store feature in the Burp Extender tool. Intercept HTTP Traffic from any app; View HTTP headers and content; Edit and re-submit HTTP sessions; Modify HTTP traffic on-the-fly; Is a page-specific identifier for a user and is used to defend against CSRF attacks. Welcome to the new blog post on .NET ViewState deserialization. Donate today! parameter is known, it can be used for the ASP.NET applications that use .NET The ViewState parameter is a base64 serialised parameter that is normally sent via a hidden parameter called __VIEWSTATE with a POST request. Viewstate - Open Source Agenda me access to his code and helping me in updating the YSoSerial.Net project. viewstate | ASP.NET View State Decoder - Open Weaver In case there are any remaining bytes after parsing, they are assumed to be HMAC signatures, with the types estimated according to signature length. This project is made for educational and ethical testing purposes only. As you can set the machine keys (for validation and decryption) to a known value in web.config you could then use this to decrypt manually if necessary. #decode_viewstate(encoded_viewstate, algo: 'sha1') Object. section of the configuration files (web.config or machine.config) parameter that might be in use to stop CSRF attacks. @bluefeet What else is there to add? The response will be output in JSON format. First, it can be used as an imported library with the following typical use case: If the __VIEWSTATE parameter exists, you can select the ViewState from the "select extension" button in the Message Tab of History. Learn more. We discussed an interesting case of pre-published Machine keys, leading __gv + ClientID + __hidden, P4 in P1|P2|P3|P4 in Uploaded signature is different based on the used parameter. Decoding the view state can be useful in penetration testing on ASP.NET applications, as well as revealing more information that can be used to efficiently scrape web pages. This might be There are two main ways to use this package. viewstate decoder github - bengkellassoraya.com kandi has reviewed viewstate and discovered the below as its top functions. [webapps] pfBlockerNG 2.1.4_26 - Remote Code Execution (RCE), [remote] MSNSwitch Firmware MNT.2408 - Remote Code Execution, [remote] AVEVA InTouch Access Anywhere Secure Gateway 2020 R2 - Path Traversal, [local] IOTransfer V4 - Unquoted Service Path, [webapps] CVAT 2.0 - Server Side Request Forgery, WebForms.HiddenFieldPageStatePersister.ClientState, WebForms.ClientScriptManager.EventValidation, P2 in P1|P2 in __dv Fig.1: ViewState in action From a more technical point of view, the ViewState is much more than bandwidth-intensive content. There was a problem preparing your codespace, please try again. the defined Purpose strings Developed and maintained by the Python community, for the Python community. Some features may not work without JavaScript. scanners should use a payload that causes a short delay on the server-side. This patch was extended in September 2014 [3] to cover all the versions of .NET Framework. The ViewState is basically generated by the server and is sent back to the client in the form of a hidden form field _VIEWSTATE for POST action requests. Follow seeing the actual error message, it is hard to say whether the MAC validation With other decoders, I keep getting decoding errors. How does a website owner decrypt ASP.NET's Viewstate, and cookies If you find a bug in CyberChef, please raise an issue in our GitHub repository explaining it in as much detail as possible. I need to see the contents of the viewstate of an asp.net page. You are correct. have been stolen. So encoding and hashing is done before the request reaches server. If you run this exploit against a patched machine it won't work. Although some of us might believe that "the ViewState MAC can no longer be disabled" , it is still . This is normally the case when multiple web servers are used to serve the same application often behind a load balancer in a Web Farm or cluster. Hi, In recent versions of Burp (As of v2020-03), the ViewState parser seems missing from the message editor view. Work fast with our official CLI. parameter in the URL via a GET request. whether or not the ViewState has been encrypted by finding the __VIEWSTATEENCRYPTED Upgrade the ASP.NET framework so that MAC validation can not be disabled.2. Uploading web.config for Fun and Profit 2, Exploiting Deserialisation in ASP.NET via ViewState, Yet Other Examples of Abusing CSRF in Logout, Finding and Exploiting .NET Remoting over HTTP using Deserialisation, Feel honoured to be there again after 8 years: Top 10 Web Hacking Techniques of 2017, Story of my two (but actually three) RCEs in SharePoint in 2018, ASP.NET resource files (.RESX) and deserialization issues, MS 2018 Q4 Top 5 Bounty Hunter for 2 RCEs in SharePoint Online, Abusing Hop-by-Hop Header to Chain A CRLF Injection Vulnerability, Empowering weak primitives: file truncation to code execution with Git, Unsafe fall-through in Sequelize' getWhereConditions, Exploiting Parameter Pollution in Golang Web Apps, Request smuggling in HAProxy via empty header name, Information disclosure to GDPR breach? ASP .Net viewstate decoder / encoder + download | SourceForge.net Since my viewstate is formed after a postback and comes as a result of an operation in an update panel, I cannot provide a url. PortSwigger Dastardly-Github-Action Statistics & Issues - Codesti I answered a similar question recently, Getting values from viewstate using JQuery?. Before I go into details, first need to know what is view state. HTB: Arkham | 0xdf hacks stuff Decrypting a viewstate - social.msdn.microsoft.com Download the file for your platform. Check out PortSwigger Dastardly-Github-Action statistics and issues. For example, Encode as or Smart decode. Framework version 4.0 or below in order to sign a serialised object without We wrote a sample code to create a serialized input using LOSFormatter when the application loads. in the web.config file. Not the answer you're looking for? viewstate will also show any hash applied to the viewstate data. Accelerate penetration testing - find more bugs, more quickly. Lesser Known Persistence Techniques of WinXP are still effective on Win 10 and 11. Viewgen is a ViewState tool capable of generating both signed and encrypted payloads with leaked validation keys, viewgen is a ViewState tool capable of generating both signed and encrypted payloads with leaked validation keys or web.config files, pip3 install --user --upgrade -r requirements.txt or ./install.sh, docker build -t viewgen . Access Control Context Options; Access Control Status Tab . In fact, it has been known publicly for at least 5 years A small Python 3.5+ library for decoding ASP.NET viewstate. GitHub page. a local file read, attacker wont be able to retrieve the values of keys required for creating a payload. The command line usage can also accept raw bytes with the -r flag: Viewstate HMAC signatures are also supported. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. The Viewstate decoder accepts Base64 encoded .NET viewstate data and returns the decoded output in the form of plain Python objects. This has been the first way that actually works for me. Thanks for contributing an answer to Stack Overflow! Cisco Bug IDs: CSCvc76634. Copy PIP instructions, View statistics for this project via Libraries.io, or by using our public dataset on Google BigQuery. Get help and advice from our experts on all things Burp. Minimising the environmental effects of my dyson brain. I hope to see further Alternatively, this can be done by specifying the below option inside the machineKey paramter of web.config file. Note: Due to the nature of used gadgets in Any official documents would be gladly accepted to help improve the parsing logic. Some examples for .NET are: PSObject, TextFormattingRunProperties and TypeConfuseDelegate. is required when the MAC validation feature is enabled. ASP.NET ViewState Decoder - HTTP Debugger developments in these tools to support the missing features. Community. the __VIEWSTATEGENERATOR parameter instead of providing I might have missed some parts of the history here so please Applications that use an older framework and enforce ViewState encryption can still accept a signed ViewState without encryption. As a result, manual testing The easy exploitation mechanism was known publicly after Alvaro Muoz & Oleksandr Mirosh published their gadgets in BlackHat 2017 [26]. Granted, it's just a straight string decoding rather than a viewstate decoder, but it gets me much further down the road than anything else so far. Development packages can be installed with pipenv. this research and creation of the ViewState YSoSerial.Net plugin. wget _-CSDN That wasn't true when I wrote my comment 16 months ago, but it is now. As the targeted box might not send any requests externally, automated Bulk update symbol size units from mm to map units in rule-based symbology. What's the difference between Pro and Enterprise Edition? section with arbitrary keys and algorithms to stop other attackers! However, we can see below that the payload got executed and a file test.txt with content 123 was created successfully. 1 branch 0 tags. When the page is again posted back, the _VIEWSTATE field is sent to the server with the HTTP request. e.g. I have created the ViewState YSoSerial.Net plugin in order to create ViewState payloads when the MAC validation is enabled and we know the secrets. enabled vulnerability with low and medium severity which shows the lack of ViewState has been hidden in Burp suite since v2020.3. property has been used, the page would not ignore the errors, and without This plugin supports the following arguments: A few examples to create a ViewState payload are as follows. Supports Burp suite Professional/Community. How can I entirely eliminate all usage of __VIEWSTATE on a single page? The Viewstate decoder accepts Base64 encoded .NET viewstate data and returns the decoded output in the form of plain Python objects. Method: Msf::Exploit::ViewState#decode_viewstate Decode a Base64-encoded string; Convert a date and time to a different time zone; Parse a Teredo IPv6 address; Convert data from a hexdump, then decompress . Different Types of View-state .Net - ___Viewstate; JSF - javax.faces.Viewstate; Flow of JSF ViewState. Right-click the data in the message editor and select Send to Decoder. However, the page can still receive its inputs when Request.Form The --isdebug For purpose of demo we have used a sample application with below code base and with an assumption that web.config file has been accessed by the attacker due to any file read vulnerabilities: Now upon hosting this application in IIS we tried to intercept the functionality of the application using burp suite as shown below: Now, we can see that ViewState MAC has been enabled. This can be done when the MAC validation feature For instance, the xaml_payload variable in the TextFormattingRunProperties 2ASP.NET . By Posted total war: warhammer 2 dark elves guide 2021 In mobile homes for rent in oakland, maine The following blog posts are related to this research: A video link for Immunity Canvas was added to the references and also in the Other tools section. I looked for a viewstate decoder, found Fridz Onion's ViewState Decoder but it asks for the url of a page to get its viewstate. Or,Encrypt the contents of machine key so that a compromised web.config file wont reveal the values present inside the machineKey paramter. Note that for uploading a new package version, a valid PyPI auth token should be defined in ~/.pypirc. An example. Download the latest version of Burp Suite. From the technical point of view, state space models and the Kalman filter play a key role in the . Validation of ViewState MAC failed and Page.MaintainScrollPositionOnPostback. There's more to it than that. property to False does not stop this attack As mentioned Here is the source code for a ViewState visualizer from Scott Mitchell's article on ViewState (25 pages), And here's a simple page to read the viewstate from a textbox and graph it using the above code. Access Control Testing. ASP.NET page as an example to make this clearer: The following screenshot shows the If nothing happens, download Xcode and try again. You can view the data in either Text or Hex form. The following list shows how to mitigate risks of this path tree in IIS: You can check [20] if you are not familiar with virtual directory and application terms in IIS. Connect and share knowledge within a single location that is structured and easy to search. The Purpose string that is used by .NET Framework 4.5 and above to create a valid application. http://mutantzombie.github.com/JavaScript-ViewState-Parser/, https://github.com/mutantzombie/JavaScript-ViewState-Parser/, How Intuit democratizes AI development across teams through reusability. However, embedding a stealthy backdoor on the application might be a good ready made graham cracker crust recipes / ac valhalla ciara romance consequences / viewstate decoder github. Although some of us might believe that the ViewState MAC can no longer be disabled [4], it is still possible to disable the MAC validation feature by setting the AspNetEnforceViewStateMac registry key to zero in: Alternatively, adding the following dangerous setting to the application level web.config file can disable the MAC validation as well: Using this undocumented setting (see [5]) is as simple as using the old enableViewStateMac property! I would like to thank Subodh Pandey for contributing to this blog post and the study without which I could not have had an in-depth insight on this topic.. Before getting started with ViewState deserialization, let's go through some key terms associated with ViewState and its exploitation. In case there are any remaining bytes after parsing, they are assumed to be HMAC signatures, with the types estimated according to signature length. Microsoft released an update for ASP.NET 4.5.2 in December 2013 [25] to remove the ability of .NET applications to disable the MAC validation feature as it could lead to remote code execution. If one removes this parameter, and sends the unencrypted payload, it will still be processed. Building requires a BurpExtensionCommons library. Burpsuite extension. ASP.NETViewstate - misc.log The download numbers shown are the average weekly downloads from the last 6 weeks. Then submit and get a ping. of viewstate MAC failed). Do not paste a machineKey found online in your applications web.config. Users starred: 59; Users forked: 9; Users watching: 59; Updated at: 2020-02-01 19:59:55; ASP.NET View State Decoder. Can you trust ViewState to handle program control? Specify the ViewState to be decoded in . ZAP. See how our software enables the world to secure the web. [Decode] Button It is possible to An ASP.NET page produces an error when an invalid __VIEWSTATE Collapse the selected tree. viewing using the VS2010 command window, however that relies on me knowing the name of the variables. viewstate/README.rst at master yuvadm/viewstate GitHub How to view information in ViewState using ASP.NET 2.0 and 3.5 This also helps to establish the fact that untrusted data should not be deserialized. Feb 1, 2020 mechanism that has been implemented by setting the Page.ViewStateUserKey For purpose of demonstration we have reused the above front-end code from the above example and modified the back-end code as: Once we host this on IIS, we will observe that the POST requests do not send ViewState parameter anymore. In this case, we will need to provide the app path and path variables as parameters to ysoserial. Now click the button. Use Fiddler and grab the view state in the response and paste it into the bottom left text box then decode. as the ViewState will still be parsed by ASP.NET. Would it be possible to re-enable this feature in a future release? Decrypt the ViewState variable to show my encryption key works. In brief, ViewState is a Base64 encoded string and is not readable by the human eye. ASP.NET ViewState Decoder. There are two main ways to use this package. Preferred browser would be chrome but could switch . This is intended to give you an instant insight into viewstate implemented functionality, and help decide if they suit your requirements. Please note that JavaScript must be enabled to display rating and popularity information. Code. When the __VIEWSTATEGENERATOR Unit tests and code formatting tasks can be run with the builtin scripts: For PyPI releases, follow the build, check and upload scripts. openjdk HotspotOpenJDKEclipse OpenJ9JavaOpenJDKUnix GNU makeant . The ASP.NET ViewState contains a property called ViewStateUserKey [16] that can be used to mitigate risks of cross-site request forgery (CSRF) attacks [4]. [1] https://docs.microsoft.com/en-us/dotnet/api/system.web.ui.losformatter, [2] https://docs.microsoft.com/en-us/dotnet/api/system.web.ui.objectstateformatter, [3] https://devblogs.microsoft.com/aspnet/farewell-enableviewstatemac/, [4] https://www.owasp.org/index.php/Anti_CSRF_Tokens_ASP.NET, [5] https://docs.microsoft.com/en-us/previous-versions/aspnet/hh975440(v=vs.120), [6] https://github.com/Microsoft/referencesource/blob/master/System.Web/Util/AppSettings.cs#L59, [7] https://github.com/Microsoft/referencesource/blob/master/System.Web/UI/Page.cs#L4034, [8] https://www.troyhunt.com/understanding-and-testing-for-view/, [9] https://portswigger.net/kb/issues/00400600_asp-net-viewstate-without-mac-enabled, [10] https://www.netsparker.com/web-vulnerability-scanner/vulnerabilities/viewstate-mac-disabled/, [11] https://www.acunetix.com/vulnerabilities/web/view-state-mac-disabled/, [12] https://github.com/pwntester/ysoserial.net/, [13] https://docs.microsoft.com/en-us/dotnet/api/system.web.configuration.machinekeysection, [14] https://docs.microsoft.com/en-us/dotnet/api/system.web.configuration.machinekeysection.compatibilitymode, [15] https://docs.microsoft.com/en-us/dotnet/api/system.web.ui.control.templatesourcedirectory, [16] https://docs.microsoft.com/en-us/previous-versions/dotnet/articles/ms972969(v=msdn.10), [17] https://software-security.sans.org/developer-how-to/developer-guide-csrf, [18] https://github.com/pwntester/ysoserial.net/tree/master/ysoserial/Plugins/ViewStatePlugin.cs, [19] https://github.com/pwntester/ysoserial.net/tree/v2/ysoserial/Plugins/ViewStatePlugin.cs, [20] https://docs.microsoft.com/en-us/iis/get-started/planning-your-iis-architecture/understanding-sites-applications-and-virtual-directories-on-iis, [21] https://github.com/nccgroup/VulnerableDotNetHTTPRemoting/tree/master/ysoserial.net-v2, [22] https://www.nccgroup.trust/uk/about-us/newsroom-and-events/blogs/2019/march/finding-and-exploiting-.net-remoting-over-http-using-deserialisation/, [23] https://www.slideshare.net/ASF-WS/asfws-2014-slides-why-net-needs-macs-and-other-serialization-talesv20, [24] https://media.blackhat.com/bh-us-12/Briefings/Forshaw/BH_US_12_Forshaw_Are_You_My_Type_Slides.pdf, [25] https://docs.microsoft.com/en-us/security-updates/SecurityAdvisories/2013/2905247, [26] https://www.blackhat.com/docs/us-17/thursday/us-17-Munoz-Friday-The-13th-JSON-Attacks-wp.pdf, [27] https://www.slideshare.net/MSbluehat/dangerous-contents-securing-net-deserialization, [28] https://speakerdeck.com/pwntester/dot-net-serialization-detecting-and-defending-vulnerable-endpoints?slide=54, [29] https://vimeopro.com/user18478112/canvas/video/260982761, [30] https://web.archive.org/web/20190803165724/https://pwnies.com/nominations/, Danger of Stealing Auto Generated .NET Machine Keys, IIS Application vs. Folder Detection During Blackbox Testing, https://docs.microsoft.com/en-us/dotnet/api/system.web.ui.losformatter, https://docs.microsoft.com/en-us/dotnet/api/system.web.ui.objectstateformatter, https://devblogs.microsoft.com/aspnet/farewell-enableviewstatemac/, https://www.owasp.org/index.php/Anti_CSRF_Tokens_ASP.NET, https://docs.microsoft.com/en-us/previous-versions/aspnet/hh975440(v=vs.120), https://github.com/Microsoft/referencesource/blob/master/System.Web/Util/AppSettings.cs#L59, https://github.com/Microsoft/referencesource/blob/master/System.Web/UI/Page.cs#L4034, https://www.troyhunt.com/understanding-and-testing-for-view/, https://portswigger.net/kb/issues/00400600_asp-net-viewstate-without-mac-enabled, https://www.netsparker.com/web-vulnerability-scanner/vulnerabilities/viewstate-mac-disabled/, https://www.acunetix.com/vulnerabilities/web/view-state-mac-disabled/, https://github.com/pwntester/ysoserial.net/, https://docs.microsoft.com/en-us/dotnet/api/system.web.configuration.machinekeysection, https://docs.microsoft.com/en-us/dotnet/api/system.web.configuration.machinekeysection.compatibilitymode, https://docs.microsoft.com/en-us/dotnet/api/system.web.ui.control.templatesourcedirectory, https://docs.microsoft.com/en-us/previous-versions/dotnet/articles/ms972969(v=msdn.10), https://software-security.sans.org/developer-how-to/developer-guide-csrf, https://github.com/pwntester/ysoserial.net/tree/master/ysoserial/Plugins/ViewStatePlugin.cs, https://github.com/pwntester/ysoserial.net/tree/v2/ysoserial/Plugins/ViewStatePlugin.cs, https://docs.microsoft.com/en-us/iis/get-started/planning-your-iis-architecture/understanding-sites-applications-and-virtual-directories-on-iis, https://github.com/nccgroup/VulnerableDotNetHTTPRemoting/tree/master/ysoserial.net-v2, https://www.nccgroup.trust/uk/about-us/newsroom-and-events/blogs/2019/march/finding-and-exploiting-.net-remoting-over-http-using-deserialisation/, https://www.slideshare.net/ASF-WS/asfws-2014-slides-why-net-needs-macs-and-other-serialization-talesv20, https://media.blackhat.com/bh-us-12/Briefings/Forshaw/BH_US_12_Forshaw_Are_You_My_Type_Slides.pdf, https://docs.microsoft.com/en-us/security-updates/SecurityAdvisories/2013/2905247, https://www.blackhat.com/docs/us-17/thursday/us-17-Munoz-Friday-The-13th-JSON-Attacks-wp.pdf, https://www.slideshare.net/MSbluehat/dangerous-contents-securing-net-deserialization, https://speakerdeck.com/pwntester/dot-net-serialization-detecting-and-defending-vulnerable-endpoints?slide=54, https://vimeopro.com/user18478112/canvas/video/260982761, https://web.archive.org/web/20190803165724/https://pwnies.com/nominations/.
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