Overview
- Description
- Mattermost fails to enforce character limits in all possible notification props allowing an attacker to send a really long value for a notification_prop resulting in the server consuming an abnormal quantity of computing resources and possibly becoming temporarily unavailable for its users.
- 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
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "69C58AE2-7A73-4736-B442-4C67D98AD157",
"versionEndExcluding": "7.8.10",
"versionStartIncluding": "7.0.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A3EF6CB2-48DC-49F2-A478-DA7F87A53D2A",
"versionEndExcluding": "8.0.2",
"versionStartIncluding": "8.0.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "67FF836B-1B31-4FB8-A17F-F98D3FC44AC8",
"versionEndExcluding": "8.1.1",
"versionStartIncluding": "8.1.0"
}
],
"operator": "OR"
}
]
}
]