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CVE-2021-31405

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Date: April 23, 2021

Unsafe validation RegEx in EmailField component in com.vaadin:vaadin-text-field-flow versions 2.0.4 through 2.3.2 (Vaadin 14.0.6 through 14.4.3), and 3.0.0 through 4.0.2 (Vaadin 15.0.0 through 17.0.10) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.

Language: Java

Severity Score

Related Resources (5)

https://github.com/vaadin/flow-components/pull/442
https://vaadin.com/security/cve-2021-31405
https://github.com/vaadin/platform/security/advisories/GHSA-2wqp-jmcc-mc77
https://nvd.nist.gov/vuln/detail/CVE-2021-31405
https://www.mend.io/vulnerability-database/CVE-2021-31405

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Top Fix

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Upgrade to version com.vaadin:vaadin-text-field-flow:2.3.3,4.0.3

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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