fastify multipart prior 6.0.1 allocation of resources

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

A vulnerability has been found in fastify multipart and classified as problematic. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a allocation of resources vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. CVE summarizes:

@fastify/multipart is a Fastify plugin to parse the multipart content-type. Prior to versions 7.4.1 and 6.0.1, @fastify/multipart may experience denial of service due to a number of situations in which an unlimited number of parts are accepted. This includes the multipart body parser accepting an unlimited number of file parts, the multipart body parser accepting an unlimited number of field parts, and the multipart body parser accepting an unlimited number of empty parts as field parts. This is fixed in v7.4.1 (for Fastify v4.x) and v6.0.1 (for Fastify v3.x). There are no known workarounds.

The weakness was shared 02/14/2023 as GHSA-hpp2-2cr5-pf6g. The advisory is shared for download at github.com. This vulnerability was named CVE-2023-25576 since 02/07/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 6.0.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 85be81bedf5b29cfd9fe3efc30fb5a17173c1297 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.

Productinfo

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: multipart 6.0.1
Patch: 85be81bedf5b29cfd9fe3efc30fb5a17173c1297

Timelineinfo

02/07/2023 🔍
02/14/2023 +7 days 🔍
02/14/2023 +0 days 🔍
02/14/2023 +0 days 🔍

Sourcesinfo

Advisory: GHSA-hpp2-2cr5-pf6g
Status: Confirmed

CVE: CVE-2023-25576 (🔍)

Entryinfo

Created: 02/14/2023 21:08
Changes: 02/14/2023 21:08 (51)
Complete: 🔍

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