Vulnerabilities > CVE-2021-31404 - Information Exposure Through Discrepancy vulnerability in Vaadin Flow

047910
CVSS 2.5 - LOW
Attack vector
LOCAL
Attack complexity
HIGH
Privileges required
LOW
Confidentiality impact
LOW
Integrity impact
NONE
Availability impact
NONE
local
high complexity
vaadin
CWE-203

Summary

Non-constant-time comparison of CSRF tokens in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.13 (Vaadin 10.0.0 through 10.0.16), 1.1.0 prior to 2.0.0 (Vaadin 11 prior to 14), 2.0.0 through 2.4.6 (Vaadin 14.0.0 through 14.4.6), 3.0.0 prior to 5.0.0 (Vaadin 15 prior to 18), and 5.0.0 through 5.0.2 (Vaadin 18.0.0 through 18.0.5) allows attacker to guess a security token via timing attack.

Vulnerable Configurations

Part Description Count
Application
Vaadin
496

Common Weakness Enumeration (CWE)