GHSA-9h6g-6mxg-vvp4MediumCVSS 4.0Disclosed before NVD

Timing side channel vulnerability in endpoint request handler in Vaadin 15-19

Published
April 19, 2021
Last Modified
January 9, 2023

📋 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.

  • https://vaadin.com/security/cve-2021-31406

🎯 Affected products2

  • maven/com.vaadin:vaadin-bom:= 19.0.0
  • maven/com.vaadin:vaadin-bom:>= 15.0.0, < 18.0.7

🔗 References (3)