Mattermost up to 9.7.0 JSON Parser unusual condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Mattermost up to 8.1.11/9.4.4/9.5.2/9.6.0/9.7.0 and classified as problematic. This vulnerability affects unknown code of the component JSON Parser. This manipulation causes unusual condition. This vulnerability is handled as CVE-2024-4182. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Mattermost up to 8.1.11/9.4.4/9.5.2/9.6.0/9.7.0 and classified as problematic. Affected by this vulnerability is an unknown part of the component JSON Parser. The manipulation with an unknown input leads to a unusual condition vulnerability. The CWE definition for the vulnerability is CWE-754. The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product. As an impact it is known to affect availability. The summary by CVE is:

Mattermost versions 9.6.0, 9.5.x before 9.5.3, 9.4.x before 9.4.5, and 8.1.x before 8.1.12 fail to handle JSON parsing errors in custom status values, which allows an authenticated attacker to crash other users' web clients via a malformed custom status.

The weakness was released by Juho Nurminen. It is possible to read the advisory at mattermost.com. This vulnerability is known as CVE-2024-4182 since 04/25/2024. The exploitation appears to be easy. The attack can be launched remotely. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 8.1.12, 9.4.5, 9.5.3, 9.6.1 or 9.7.0 eliminates this vulnerability.

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Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

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

NVD Base Score: 4.3
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Mattermost, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Unusual condition
CWE: CWE-754
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mattermost 8.1.12/9.4.5/9.5.3/9.6.1/9.7.0

Timelineinfo

04/25/2024 🔍
04/26/2024 +1 days 🔍
04/26/2024 +0 days 🔍
05/12/2025 +381 days 🔍

Sourcesinfo

Advisory: mattermost.com
Researcher: Juho Nurminen
Status: Confirmed

CVE: CVE-2024-4182 (🔍)
GCVE (CVE): GCVE-0-2024-4182
GCVE (VulDB): GCVE-100-262111

Entryinfo

Created: 04/26/2024 10:50
Updated: 05/12/2025 15:53
Changes: 04/26/2024 10:50 (62), 05/30/2024 09:02 (1), 05/12/2025 15:53 (12)
Complete: 🔍
Cache ID: 216::103

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