Overview
- Description
- Mattermost versions 9.11.x <= 9.11.0 and 9.5.x <= 9.5.8 fail to validate that the message of the permalink post is a string, which allows an attacker to send a non-string value as the message of a permalink post and crash the frontend.
- Source
- responsibledisclosure@mattermost.com
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 6.5
- Impact score
- 3.6
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Severity
- MEDIUM
Weaknesses
- nvd@nist.gov
- NVD-CWE-noinfo
- responsibledisclosure@mattermost.com
- CWE-400
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BC97EDD1-AD9D-484B-99B0-D49541EFBA52",
"versionEndExcluding": "9.5.9",
"versionStartIncluding": "9.5.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:9.11.0:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E7436086-F0AC-4AB8-B611-7B8E1AE2E4F9"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:9.11.0:rc1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D5310C1D-DA5F-46B5-BA33-F7C3D6A63C2F"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:9.11.0:rc2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BCE22F86-00E2-42E0-8343-D3AD818AA943"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:9.11.0:rc3:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "641065E7-F36F-42F3-A098-B7131DB0D2F5"
}
],
"operator": "OR"
}
]
}
]