Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2024-4182

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
26/04/2024
Last modified:
12/05/2025

Description

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&amp;#39; web clients via a malformed custom status.<br /> <br />

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVSS v3.1 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): Low

Base Score 3.x
4.30
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* 8.1.0 (including) 8.1.12 (excluding)
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* 9.4.0 (including) 9.4.5 (excluding)
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* 9.5.0 (including) 9.5.3 (excluding)
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* 9.6.0 (including) 9.6.1 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools