CVE-2020-36320
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Vaadin
PublishedApr 23, 2021
First seenApr 23, 2021
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Update
- vaadin vaadin7.7.22 or later
- com.vaadin:vaadin-bom7.7.22 or later
- com.vaadin:vaadin-server7.7.22 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| vaadin vaadin | 7.0.0 ≤ v < 7.7.22 | 7.7.22 |
| com.vaadin:vaadin-bomMaven | 7.0.0.beta1 ≤ v < 7.7.22 | 7.7.22 |
| com.vaadin:vaadin-serverMaven | 7.0.0.beta1 ≤ v < 7.7.22 | 7.7.22 |
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