Timing Attack Affecting com.vaadin:flow-server package, versions [,1.0.14) [1.1.0,2.4.7) [3.0.0,5.0.3)
Threat Intelligence
EPSS
0.04% (14th
percentile)
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Test your applications- Snyk ID SNYK-JAVA-COMVAADIN-1074927
- published 15 Feb 2021
- disclosed 26 Jan 2021
- credit Xhelal Likaj
Introduced: 26 Jan 2021
CVE-2021-31404 Open this link in a new tabHow to fix?
Upgrade com.vaadin:flow-server to version 1.0.14, 2.4.7, 5.0.3 or higher.
Overview
Affected versions of this package are vulnerable to Timing Attack due to using inconstant time comparison for CSRF tokens in the UIDL request handler, allowing attackers to guess a security token.
CVSS Scores
version 3.1