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CVE-2020-36320

Regular expression Denial of Service (ReDoS) in EmailValidator class in Vaadin 7

CVSS 7.5 HIGHEPSS 2.0%CWE-400
Unsafe validation RegEx in EmailValidator class in com.vaadin:vaadin-server versions 7.0.0 through 7.7.21 (Vaadin 7.0.0 through 7.7.21) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Productos afectados
Vaadin · VaadinVaadin · vaadin-server

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Referencias
https://github.com/vaadin/framework/issues/7757https://github.com/vaadin/framework/pull/12104https://vaadin.com/security/cve-2020-36320