Timing Attack Affecting com.vaadin:fusion-endpoint package, versions [6.0.0,6.0.1)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.04% (14th percentile)

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  • Snyk ID SNYK-JAVA-COMVAADIN-1252642
  • published 21 Apr 2021
  • disclosed 19 Apr 2021
  • credit Unknown

How to fix?

Upgrade com.vaadin:fusion-endpoint to version 6.0.1 or higher.

Overview

Affected versions of this package are vulnerable to Timing Attack. Non-constant-time comparison of CSRF tokens in endpoint request handler allows an attacker to guess a security token for Fusion endpoints via timing attack.

CVSS Scores

version 3.1
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Snyk

Recommended
4 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    None
Expand this section

NVD

2.5 low