Timing Attack Affecting com.vaadin:flow-server Open this link in a new tab package, versions [,1.0.14) [1.1.0,2.4.7) [3.0.0,5.0.3)


0.0
medium
  • Attack Complexity

    High

  • Integrity

    High

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  • snyk-id

    SNYK-JAVA-COMVAADIN-1074927

  • published

    15 Feb 2021

  • disclosed

    26 Jan 2021

  • credit

    Xhelal Likaj

How 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.