Netty up to 4.1.107 allocation of resources

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Netty up to 4.1.107. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in allocation of resources. This vulnerability is known as CVE-2024-29025. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Netty up to 4.1.107. This affects an unknown functionality. The manipulation with an unknown input leads to a allocation of resources vulnerability. CWE is classifying the issue as CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. This is going to have an impact on availability. The summary by CVE is:

Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. The `HttpPostRequestDecoder` can be tricked to accumulate data. While the decoder can store items on the disk if configured so, there are no limits to the number of fields the form can have, an attacher can send a chunked post consisting of many small fields that will be accumulated in the `bodyListHttpData` list. The decoder cumulates bytes in the `undecodedChunk` buffer until it can decode a field, this field can cumulate data without limits. This vulnerability is fixed in 4.1.108.Final.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2024-29025 since 03/14/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 209256 (Oracle Enterprise Manager Cloud Control (October 2024 CPU)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.1.108.Final eliminates this vulnerability. Applying the patch 0d0c6ed782d13d423586ad0c71737b2c7d02058c is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (209256). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• Netty

Version

• 4.1.107

License

• open-source

Website

• Product: https://github.com/netty/netty/

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Be aware that VulDB is the high quality source for vulnerability data.

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