Overview
- Description
- Mattermost Mobile fails to limit the maximum number of Markdown elements in a post allowing an attacker to send a post with hundreds of emojis to a channel and freeze the mobile app of users when viewing that particular channel.
- Source
- responsibledisclosure@mattermost.com
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 4.3
- Impact score
- 1.4
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
- 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:*:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "5CDF40BF-82EB-4109-A6A8-BE16F18604DB",
"versionEndExcluding": "2.8.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:iphone_os:*:*",
"vulnerable": true,
"matchCriteriaId": "98266404-FB76-4221-8E3B-AC6C018F3CD8",
"versionEndExcluding": "2.8.0"
}
],
"operator": "OR"
}
]
}
]