CVE-2021-31409

Unsafe validation RegEx in EmailValidator component in com.vaadin:vaadin-compatibility-server versions 8.0.0 through 8.12.4 (Vaadin versions 8.0.0 through 8.12.4) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
VaadinCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 71%
VendorProductVersion
vaadinvaadin
8.0.0 ≤
𝑥
≤ 8.12.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/vaadin/framework/issues/12240
https://github.com/vaadin/framework/pull/12241
https://vaadin.com/security/cve-2021-31409
https://github.com/vaadin/framework/issues/12240
https://github.com/vaadin/framework/pull/12241
https://vaadin.com/security/cve-2021-31409