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GitHub Advisory DatabaseGHSA-9H6G-6MXG-VVP4

HistoryApr 19, 2021 - 2:47 p.m.

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

2021-04-1914:47:18

CWE-208

GitHub Advisory Database

github.com

vaadin

endpoint request handler

csrf tokens

vulnerability

timing attack

security token

fusion endpoints

software

CVSS2

1.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:P/I:N/A:N

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS

Percentile

12.6%

JSON

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 configurations

Vulners

Node

com.vaadinvaadin-bomRange15.0.0–18.0.7

com.vaadinvaadin-bomMatch19.0.0

VendorProductVersionCPE
com.vaadinvaadin-bom*cpe:2.3:a:com.vaadin:vaadin-bom:*:*:*:*:*:*:*:*
com.vaadinvaadin-bom19.0.0cpe:2.3:a:com.vaadin:vaadin-bom:19.0.0:*:*:*:*:*:*:*