Overview
- Description
- Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0 and 9.8.x <= 9.8.2 fail to restrict which roles can promote a user as system admin which allows a System Role with edit access to the permissions section of system console to update their role (e.g. member) to include the `manage_system` permission, effectively becoming a System Admin.
- Source
- responsibledisclosure@mattermost.com
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 7.2
- Impact score
- 5.9
- Exploitability score
- 1.2
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
Weaknesses
- nvd@nist.gov
- NVD-CWE-Other
- responsibledisclosure@mattermost.com
- CWE-284
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7FEEA8D7-745A-49FF-8B01-CA0D1D820D48",
"versionEndExcluding": "9.5.8",
"versionStartIncluding": "9.5.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9B9B4EAB-A618-4823-BECD-0BFD3D76A9D2",
"versionEndExcluding": "9.8.3",
"versionStartIncluding": "9.8.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A445A478-E185-49DF-8CDC-F42BBF8577D4",
"versionEndExcluding": "9.9.2",
"versionStartIncluding": "9.9.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0CA40F21-914D-4891-A578-02E6F35FE249",
"versionEndExcluding": "9.10.1",
"versionStartIncluding": "9.10.0"
}
],
"operator": "OR"
}
]
}
]