Netgear RAX30 Web Service /tmp/mulipartFile multipartboundary resource consumption

Summaryinfo

A vulnerability categorized as problematic has been discovered in Netgear RAX30. Affected by this vulnerability is an unknown functionality of the file /tmp/mulipartFile of the component Web Service. Executing a manipulation of the argument multipartboundary can lead to resource consumption. This vulnerability appears as CVE-2023-28338. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Netgear RAX30 (Wireless LAN Software) (affected version unknown) and classified as problematic. This vulnerability affects an unknown functionality of the file /tmp/mulipartFile of the component Web Service. The manipulation of the argument multipartboundary with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

Any request send to a Netgear Nighthawk Wifi6 Router (RAX30)'s web service containing a “Content-Type” of “multipartboundary=” will result in the request body being written to “/tmp/mulipartFile” on the device itself. A sufficiently large file will cause device resources to be exhausted, resulting in the device becoming unusable until it is rebooted.

The weakness was presented 03/16/2023. The advisory is shared for download at drupal9.tenable.com. This vulnerability was named CVE-2023-28338 since 03/14/2023. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/05/2025). The MITRE ATT&CK project declares the attack technique as T1499.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-32036). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Wireless LAN Software

Vendor

• Netgear

Name

• RAX30

License

• commercial

Website

• Vendor: https://www.netgear.com/

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CPE 2.2info

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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