Mattermost up to 9.5.9/9.10.2/9.11.1 GraphQL Response allocation of resources

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Mattermost up to 9.5.9/9.10.2/9.11.1. It has been classified as problematic. Affected by this vulnerability is an unknown functionality of the component GraphQL Response Handler. Performing a manipulation results in allocation of resources. This vulnerability is known as CVE-2024-47401. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Mattermost up to 9.5.9/9.10.2/9.11.1. This affects an unknown code block of the component GraphQL Response Handler. 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:

Mattermost versions 9.10.x <= 9.10.2, 9.11.x <= 9.11.1 and 9.5.x <= 9.5.9 fail to prevent detailed error messages from being displayed in Playbooks which allows an attacker to generate a large response and cause an amplified GraphQL response which in turn could cause the application to crash by sending a specially crafted request to Playbooks.

The weakness was published by Doyensec. It is possible to read the advisory at mattermost.com. This vulnerability is uniquely identified as CVE-2024-47401 since 10/21/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. 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 210010 (Mattermost Server 9.5.x < 9.5.9 / 9.10.x < 9.10.2 / 9.11.x < 9.11.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 9.5.10, 9.10.3, 9.11.2 or 10.0.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (210010). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Mattermost): 🔍

CVSSv2info

AVACAuCIA
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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: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 210010
Nessus Name: Mattermost Server 9.5.x < 9.5.9 / 9.10.x < 9.10.2 / 9.11.x < 9.11.1 Multiple Vulnerabilities

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mattermost 9.5.10/9.10.3/9.11.2/10.0.0

Timelineinfo

10/21/2024 🔍
10/29/2024 +8 days 🔍
10/29/2024 +0 days 🔍
09/30/2025 +335 days 🔍

Sourcesinfo

Advisory: mattermost.com
Researcher: Doyensec
Status: Confirmed

CVE: CVE-2024-47401 (🔍)
GCVE (CVE): GCVE-0-2024-47401
GCVE (VulDB): GCVE-100-282315

Entryinfo

Created: 10/29/2024 10:01
Updated: 09/30/2025 00:12
Changes: 10/29/2024 10:01 (63), 11/01/2024 12:38 (2), 09/30/2025 00:12 (13)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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