CVE Vulnerability

CVE-2021-31406

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.

1.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.4 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

2.5 /10

CVSS v3.0 : LOW

V3 Legend

Vector :

Exploitability : 1 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/vaadin/flow/pull/10157 Patch Third Party Advisory
https://vaadin.com/security/cve-2021-31406 Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:vaadin:vaadin:19.0.0:-:*:*:*:*:*:*
cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*
cpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:*
cpe:2.3:a:vaadin:flow:6.0.0:-:*:*:*:*:*:*
Information

Published : 2021-04-23 04:15

Updated : 2021-04-30 07:01

NVD link : CVE-2021-31406

Mitre link : CVE-2021-31406

Products Affected
No products.
CWE
CWE-203