gson deserialization vulnerability

Terms of Use | Serialization is a process of converting an object into a sequence of bytes which can be persisted to a disk or database or can be sent through streams. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Deserialization of user-controlled data CodeQL query help documentation My concern was if you found a way to exploit the issue via method invocation chains (aka setter gadgets), rather than memory corruption gadget since the former is much easier and reliable to exploit. Where is the "flux in core" inside soldering wire? Some even de-serialize objects pre-authentication. The approach for custom deserialization is almost identical to custom serialization. Gson is released under the Apache 2.0 license. | By using the writeReplace() method, a remote attacker could exploit this vulnerability to cause a denial of service.CVSS Base score: 7.7CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/217225 for the current score.CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H) IBM X-Force ID: 217225 DESCRIPTION: Google Gson is vulnerable to a denial of service, caused by the deserialization of untrusted data. Inclusion of an older CVEID does not demonstrate that the referenced product has been used by IBM since that date, nor that IBM was aware of a vulnerability as of that date. Overview In this short tutorial, we'll show some ways to escape a JSON string in Java. | inserted additional key), does GSON perform safe serialization that delimits and escapes untrusted data? By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. Your submission is now in status SecLab finalize. Here's how I'm parsing the received data: I'm not really aware how a safe serialization or delimiting untrusted data works. In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes. In short, you'll need to use a custom Gson instance and call the registerTypeAdapter () method. For example, you might edit your question to provide a, Why on earth are people paying for digital real estate? these sites. (Ep. Bump guava from 32.0.0-jre to 32.0.1-jre (, Add IDEA generated classes folder to gitignore (, Add full license text for Apache License 2.0, Remove the comment strings " json is " from the UserGuide.md (, Allow pre-existing unmodifiable objects to be converted to and from JSON, Support arbitrarily complex objects (with deep inheritance hierarchies and extensive use of generic types). CVE and the CVE logo are registered trademarks of The MITRE Corporation. Denotes Vulnerable Software Well occasionally send you account related emails. "Affected Products and Versions" referenced in IBM Security Bulletins are intended to be only products and versions that are supported by IBM and have not passed their end-of-support or warranty date. . the facts presented on these sites. This site requires JavaScript to be enabled for complete site functionality. Gson has no way of knowing whether that JSON "has been injected with untrusted data", because Gson does not know what is and is not "untrusted". Not the answer you're looking for? Also, learn to deserialize JSON strings to HashMap containing custom Objects using Gson such that field values are copied into appropriate generic types. Using Jackson/Java to ensure that and all serialization to JSON delimits untrusted data within single or double quotes escapes any special characters? When this module is present, Gson can use the Unsafe class to create instances of classes without no-args constructor. What does "Splitting the throttles" mean? Secure .gov websites use HTTPS There was a problem preparing your codespace, please try again. There are many different serialization frameworks. | Complete CVSS v3 Guide jdk.unsupported, respectively class sun.misc.Unsafe (optional) @luchua-bc thanks, it does. https://elye-project.medium.com/subscribe https://twitter.com/elye_project, https://elye-project.medium.com/subscribe. 1. What Could Go Wrong? License. Serialization is commonly used for communication (sharing objects between multiple hosts) and persistence (store the object state in a file or a database). CVE-2022-25647 is a disclosure identifier tied to a security vulnerability with the following details. FOIA CVSS Base score: 7.7 An attacker just needs to identify a piece of software that has both a vulnerable class on its path, and performs deserialization on untrusted data. By using the writeReplace () method, a remote attacker could exploit this vulnerability to cause a denial of service. | java.sql (optional since Gson 2.8.9) Deserialization of Untrusted Data in Gson CVE-2022-25647 - GitHub 1. Developers put too much trust in Java Object Serialization. Categories. However, interest in the issue intensified greatly in 2015, when classes that could be abused to achieve remote code execution were found in a popular library (Apache Commons Collection). to your account. Vulnerability Disclosure Gson is going to parse whatever is in sampleString and apply it your instance of T. sampleString is a string of JSON. (Blog Post, social networks, etc). CVE-2022-25647: Google gson writeReplace deserialization - VulDB privacy statement. Naively, we might try: However, care should be taken when relying on this. Suggestion / reference related to this is much appreciated. Search results are not available at this time. Upgrade com.google.code.gson:gson to version 2.8.9 or higher. Please perform a quick search to check if there are already existing issues or pull requests related to your contribution. The weakness was disclosed 05/01/2022. Just a clarification on Raul's answer - good that it works for you, but provided is for dependencies that are expected to be available from the JRE/JDK, ie servlet classes. Connect and share knowledge within a single location that is structured and easy to search. Vulnerability Gson via writeReplace() Deserialization | Vigilance.fr Im seeing some results for FlexJson using use(). Gson Deserialization Cookbook | Baeldung When this module is present, Gson provides default adapters for some SQL date and time classes. Thanks @pwntester for the investigation and confirmation on the GSON case. However, most of them require that you place Java annotations in your classes; something that you can not do if you do not have access to the source-code. Change the Field Names of an Entity on Serialization. What is the subject in the relative clause that it affects the Earth's balance"? Vulnerability with legacy Gson dependency Issue #305 pusher/pusher To subscribe to this RSS feed, copy and paste this URL into your RSS reader. not necessarily endorse the views expressed, or concur with DESCRIPTION: Google Gson is vulnerable to a denial of service, caused by the deserialization of untrusted data. both data and type of deserialized object are controlled by . Serializing and Deserializing a List with Gson | Baeldung Right now, Gson is on track to have less security vulnerabilities in 2023 than it did last year. As an impact it is known to affect confidentiality, integrity, and availability. Gson Tutorial: Guide to JSON Parsing in Java - HowToDoInJava No results were found for your search query. java - Gson serialize a list of polymorphic objects - Stack Overflow Gson is currently in maintenance mode; existing bugs will be fixed, but large new features will likely not be added. Gson. Document minimum Android API level and add workflow to check compatib, Add ProGuard / R8 integration tests & add default ProGuard rules (. sites that are more appropriate for your purpose. | Deserialization of Untrusted Data in com.google.code.gson:gson | CVE GitHub - google/gson: A Java serialization/deserialization library to This advisory should be considered the single source of current, up-to-date, authorized and accurate information from NetApp regarding Full Support products and versions. For example in this Spring sample app: https://lgtm.com/projects/g/spring-projects/spring-integration-samples/snapshot/3c1e8bf87f822af376dcbc7ae6a62d1a9f4b43b7/files/applications/loanshark/src/main/java/org/springframework/integration/samples/loanbroker/loanshark/web/SharkController.java?sort=name&dir=ASC&mode=heatmap#L136 I've committed the query for the jabsorb library. Corporation. If you want to add a new feature, please first search for existing GitHub issues, or create a new one to discuss the feature and get feedback. Want an email whenever new vulnerabilities are published for Oracle Financial Services Crime Compliance Management Studio or by Google? How much space did the 68000 registers take up? Then all they need to do is send the payload into the deserializer, getting the command executed. I actually found one instance of this issue in the past (GSON deserialization where user controls type discriminator and data), so we consider it a valid finding, but we needed this other info to asses impact and scope. How to fix? GSON vulnerability CVE-2022-25647 - F5, Inc. A test app starting a process upon deserialization with any arbitrary gadget will do. Please let us know. Hence, make sure that T is written such that it only accepts valid keys. CVE-2022-25647 Google Gson Vulnerability in NetApp Products CVSS Severity Rating Fix Information Vulnerable Software Versions SCAP Mappings CPE Information, You can also search by reference using the, Learn more at National Vulnerability Database (NVD), CONFIRM:https://security.netapp.com/advisory/ntap-20220901-0009/, URL:https://www.debian.org/security/2022/dsa-5227, MISC:https://github.com/google/gson/pull/1991, URL:https://github.com/google/gson/pull/1991, MISC:https://github.com/google/gson/pull/1991/commits, URL:https://github.com/google/gson/pull/1991/commits, MISC:https://snyk.io/vuln/SNYK-JAVA-COMGOOGLECODEGSON-1730327, URL:https://snyk.io/vuln/SNYK-JAVA-COMGOOGLECODEGSON-1730327, MISC:https://www.oracle.com/security-alerts/cpujul2022.html, URL:https://www.oracle.com/security-alerts/cpujul2022.html, URL:https://lists.debian.org/debian-lts-announce/2022/05/msg00015.html, URL:https://lists.debian.org/debian-lts-announce/2022/09/msg00009.html, Cybersecurity and Infrastructure Security Agency, The MITRE Click the Watch button to subscribe. Do your applications use this vulnerable package? In addition to other efforts to address potential vulnerabilities, IBM periodically updates the record of components contained in our product offerings. *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Tags. An attacker can use a vulnerability of Gson, via writeReplace () Deserialization, in order to run code. Gson Deserialization Cookbook Last updated: June 24, 2022 Written by: Eugen Paraschiv JSON Gson Get started with Spring 5 and Spring Boot 2, through the Learn Spring course: >> CHECK OUT THE COURSE In this cookbook, we're exploring the various ways to unmarshall JSON into Java objects, using the popular Gson library. A Java serialization/deserialization library to convert Java Objects into JSON and back. Gson fromJson () Example Last year Gson had 1 security vulnerability published. The reverse process of creating object from sequence of bytes is called deserialization. GitHub - fabienrenaud/java-json-benchmark: Performance testing of Cve - Cve-2022-25647 PDF Exploiting and Preventing Deserialization Vulnerabilities NetApp will continue to update this advisory as additional information becomes available. NIST does These are the optional Java Platform Module System (JPMS) JDK modules which Gson depends on. This security vulnerability impacts software or systems such as Debian, Unisphere EMC, BIG-IP Hardware, TMOS, Gson, Java OpenJDK, openSUSE Leap, Oracle AS, Oracle Communications, Oracle Fusion Middleware, Oracle Identity Management, Java . USA.gov, An official website of the United States government, CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H, CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H, https://github.com/google/gson/pull/1991/commits, https://lists.debian.org/debian-lts-announce/2022/05/msg00015.html, https://lists.debian.org/debian-lts-announce/2022/09/msg00009.html, https://security.netapp.com/advisory/ntap-20220901-0009/, https://snyk.io/vuln/SNYK-JAVA-COMGOOGLECODEGSON-1730327, https://www.debian.org/security/2022/dsa-5227, https://www.oracle.com/security-alerts/cpujul2022.html, Are we missing a CPE here? Company number: 09677925. Subscribe to My Notifications to be notified of important product support alerts like this. Keep in mind that Gson is in maintenance mode. Thus, failure to reference unsupported or extended-support products and versions in this Security Bulletin does not constitute a determination by IBM that they are unaffected by the vulnerability. Google Gson shipped with Log Analysis is vulnerable to denial of service, CVEID: CVE-2022-25647 DESCRIPTION: Google Gson is vulnerable to a denial of service, caused by the deserialization of untrusted data. will it override the one defined in use()? Gson handles the serialization and deserialization like a champ. Gson: Directly convert String to JsonObject (no POJO), Serialize response object with generic nested data object with GSON. Maven Repository: com.google.code.gson gson 2.2.4 Let's consider a simple yet common use case of sending a user-specified message to a web service. A .gov website belongs to an official government organization in the United States. As part of that effort, if IBM identifies previously unidentified packages in a product/service inventory, we address relevant vulnerabilities regardless of CVE date. Maven Repository: com.google.code.gson gson 2.8.8 You have JavaScript disabled. 2. Use of the CVE List and the associated references from this website are subject to the terms of use. This is not an officially supported Google product. The package com.google.code.gson:gson before 2.8.9 are vulnerable to Deserialization of Untrusted Data via the writeReplace () method in internal classes, which may lead to DoS attacks. Commercial applications such as the Paypal Android app has this vulnerability as shown in the referenced link. Next, let's see how we can change the name of the field when we're serializing an entity. Attackers can. Nvd - Cve-2022-25647 The package com.google.code.gson:gson before 2.8.9 are vulnerable to Deserialization of Untrusted Data via the writeReplace() method in internal classes, which may lead to DoS attacks. Privacy Program If you want to add a new feature, please first search for existing GitHub issues, or create a new one to discuss the feature and get feedback. Information Quality Standards Im not sure if we should consider use() as a sanitizer. You switched accounts on another tab or window. A quick update. Please try again later or use one of the other support options on this page. https://nvd.nist.gov/vuln/detail/CVE-2022-25647, https://github.com/google/gson/pull/1991/commits, https://snyk.io/vuln/SNYK-JAVA-COMGOOGLECODEGSON-1730327, https://lists.debian.org/debian-lts-announce/2022/05/msg00015.html, https://www.oracle.com/security-alerts/cpujul2022.html, https://lists.debian.org/debian-lts-announce/2022/09/msg00009.html, https://security.netapp.com/advisory/ntap-20220901-0009/, https://www.debian.org/security/2022/dsa-5227, Suggest improvements for this vulnerability. Provide at least one useful result found by your query, on some revision of a real project. GitHub - fabienrenaud/java-json-benchmark: Performance testing of serialization and deserialization of Java JSON libraries fabienrenaud / java-json-benchmark master 1 branch 0 tags 161 commits archive Run 2024-04-30 3 months ago gradle/ wrapper Upgrade to JDK 17 ( #64) 4 months ago output minor fixes in output scripts 3 months ago src The first one is the type of the overall model we want to . To learn more, see our tips on writing great answers. Site Privacy Reference to one or more unsupported versions in this Security Bulletin shall not create an obligation for IBM to provide fixes for any unsupported or extended-support products or versions. However, the code snippets shown in that article are from a decompiled PayPal build, an Android binary APK file, instead of a GitHub repository, therefore I created the Android test case with the same functionality to demonstrate the exploitability and validate the query. See the contributing guide. When . Follow CVE. List of Objects. JSON string and expected java type after parsing is finished. There are a few open-source projects that can convert Java objects to JSON. Please use the 'gson' tag on StackOverflow or the google-gson Google group to discuss Gson or to post questions. Privacy Policy | . https://lgtm.com/projects/g/spring-projects/spring-integration-samples/snapshot/3c1e8bf87f822af376dcbc7ae6a62d1a9f4b43b7/files/applications/loanshark/src/main/java/org/springframework/integration/samples/loanbroker/loanshark/domain/LoanShark.java?sort=name&dir=ASC&mode=heatmap#L53. BTW, if you are up for it, org.jabsorb.JSONSerializer is similar to Jodd Liferay was also vulnerable to it in the past. The package com.google.code.gson:gson before 2.8.9 are vulnerable to Deserialization of Untrusted Data via the writeReplace() method in internal classes, which may lead to DoS attacks. | The registerTypeAdapter () expects two parameters. No Fear Act Policy inferences should be drawn on account of other sites being Can I contact the editor with relevant personal information in hope to speed-up the review process? | Maven Repository: com.google.code.gson gson It can also be used to convert a JSON string to an equivalent Java object. IBM Product Security Incident Response Blog. It can also be used to convert a JSON string to an equivalent Java object. Invitation to help writing and submitting papers -- how does this scam work? CVE-2023-27997 Vulnerability Scanner for FortiGate Firewalls. JSON Libraries. CVE-2017-7525: A deserialization flaw was discovered in the jackson-databind, versions before 2.6.7.1, 2.7.9.1 and 2.8.9, which could allow an unauthenticated user to perform code execution by sending the maliciously crafted input to the readValue method of the ObjectMapper. I've tested the use method and confirmed indeed we should consider it as a sanitizer. Contact Us | Gson Mapping of Arrays and Lists of Objects Java deserialization issues have been known for years. Gson can work with arbitrary Java objects including pre-existing objects that you do not have source-code of. Modified date: A GitHub search on GSON, Parcelable and Class.forName() returns some results of GsonParceler that have the same vulnerable implementation of getting dynamic class types from serialized JSON objects with GSON although they are Android libraries thus may not have an exposed activity to demonstrate an end-to-end flow. Gson is a great library to serialize from Object to JSON and deserialize from JSON to Object. Apache 2.0. New Fortinet's FortiNAC Vulnerability Exposes Networks to Code I've made the change to the query. Your submission is now in status FP Check. Deserialization of untrusted data with JSON frameworks could introduce critical security vulnerabilities such as Remote Code Execution (RCE). You don't have to write any serializer, this class does all work for you. [Java] CWE-502: Unsafe deserialization with three JSON - GitHub Find centralized, trusted content and collaborate around the technologies you use most. CVE-2022-25647 Google Gson Vulnerability in NetApp Products. Consider the class: public class MyClass { private int id; private String name; public MyClass(int id, String name) { this .id = id . maven If nothing happens, download Xcode and try again. 1. In 2023 there have been 0 vulnerabilities in Google Gson . Deserialization of untrusted data with JSON frameworks could introduce critical security vulnerabilities such as Remote Code Execution (RCE). Air that escapes from tire smells really bad. License. Thanks for contributing an answer to Stack Overflow! Already on GitHub? Asking for help, clarification, or responding to other answers. see GsonBuilder.disableJdkUnsafe(). Categories. The GSON deserialization code is in the class ParcelableEntity. Gson is a Java library that can be used to convert Java Objects into their JSON representation. Gson considers both of these as very important design goals. By selecting these links, you will be leaving NIST webspace. The magic happens in this class, as we define a mapping structure to distinguish our Car Objects, where "CLASSNAME" is the key to get the object's class name, and "DATA" is . Aug 26, 2021 6 mins Application Security Data and Information Security Java provides a means to conveniently serialize data to maintain its integrity as it's sent over a network. CVE-2022-25647 - CVE.report GSON throwing "Expected BEGIN_OBJECT but was BEGIN_ARRAY"? Gson Advanced Custom Deserialization Basics - Future Stud Compile is the default and should work in other people's cases, as gson isn't available from a JRE, instead it needs to be downloaded by maven.

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