CVE-2021-31406
Published Apr 23, 2021
Last updated 4 years ago
Overview
- Description
- Non-constant-time comparison of CSRF tokens in endpoint request handler in com.vaadin:flow-server versions 3.0.0 through 5.0.3 (Vaadin 15.0.0 through 18.0.6), and com.vaadin:fusion-endpoint version 6.0.0 (Vaadin 19.0.0) allows attacker to guess a security token for Fusion endpoints via timing attack.
- Source
- security@vaadin.com
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 2.5
- Impact score
- 1.4
- Exploitability score
- 1
- Vector string
- CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
- Severity
- LOW
CVSS 2.0
- Type
- Primary
- Base score
- 1.9
- Impact score
- 2.9
- Exploitability score
- 3.4
- Vector string
- AV:L/AC:M/Au:N/C:P/I:N/A:N
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4A738EE8-ED33-4DF3-9B27-4BEDA32DAF13",
"versionEndExcluding": "5.0.4",
"versionStartIncluding": "3.0.0"
},
{
"criteria": "cpe:2.3:a:vaadin:flow:6.0.0:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E257F9BA-A8BF-419A-B7C9-49815A837DB3"
},
{
"criteria": "cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "56B0887F-B5F8-49C2-8D19-C72F99C053D0",
"versionEndExcluding": "18.0.7",
"versionStartIncluding": "15.0.0"
},
{
"criteria": "cpe:2.3:a:vaadin:vaadin:19.0.0:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B26A2E69-D944-4470-A8C3-C5E80DDECFF5"
}
],
"operator": "OR"
}
]
}
]