CVE-2021-31406
Timing side channel vulnerability in endpoint request handler in Vaadin 15-19
- State
- Published
- Severity
- 4.0 Medium
- Published
- Apr 23, 2021
- Updated
- Sep 17, 2024
- Reserved
- Apr 15, 2021
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.0 Medium | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N | Vaadin |
Weaknesses
- CWE-208 Information Exposure Through Timing Discrepancy
Affected Products
| Product | Versions |
|---|---|
VaadinVaadin |
|
flow-serverVaadin |
|
References
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