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

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CVE-2023-2788

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
16/06/2023
Last modified:
26/06/2023

Description

Mattermost fails to check if an admin user account active after an oauth2 flow is started, allowing an attacker with admin privileges to retain persistent access to Mattermost by obtaining an oauth2 access token while the attacker's account is deactivated.

Impact

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

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

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

Base Score 3.x
6.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:* 7.1.0 (including) 7.1.9 (including)
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:* 7.8.0 (including) 7.8.4 (including)
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:* 7.9.0 (including) 7.9.3 (including)
cpe:2.3:a:mattermost:mattermost:7.10.0:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools