com.vaadin:vaadin-server 7.4.0.alpha12 vulnerabilities

Direct Vulnerabilities

Known vulnerabilities in the com.vaadin:vaadin-server package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability	Vulnerable Version
H Denial of Service (DoS) com.vaadin:vaadin-server is a Java framework for modern Java web applications. Affected versions of this package are vulnerable to Denial of Service (DoS). Unsafe validation RegEx in `EmailValidator` class allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses. How to fix Denial of Service (DoS)? Upgrade `com.vaadin:vaadin-server` to version 7.7.22 or higher.	[7.0.0,7.7.22)
M Timing Attack com.vaadin:vaadin-server is a Java framework for modern Java web applications. Affected versions of this package are vulnerable to Timing Attack. Non-constant-time comparison of CSRF tokens in the UIDL request handler allows an attacker to guess a security token via timing attack. How to fix Timing Attack? Upgrade `com.vaadin:vaadin-server` to version 8.12.3, 7.7.24 or higher.	[8.0.0,8.12.3)[7.0.0,7.7.24)
M Regular Expression Denial of Service (ReDoS) com.vaadin:vaadin-server is a Java framework for modern Java web applications. Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS). EmailValidator catastrophic exponential-time regular expression How to fix Regular Expression Denial of Service (ReDoS)? Upgrade `com.vaadin:vaadin-server` to version 7.7.22 or higher.	[,7.7.22)

Vulnerability

Vulnerable Version

Denial of Service (DoS)

com.vaadin:vaadin-server is a Java framework for modern Java web applications.

Affected versions of this package are vulnerable to Denial of Service (DoS). Unsafe validation RegEx in EmailValidator class allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.

How to fix Denial of Service (DoS)?

Upgrade com.vaadin:vaadin-server to version 7.7.22 or higher.

[7.0.0,7.7.22)

Timing Attack

com.vaadin:vaadin-server is a Java framework for modern Java web applications.

Affected versions of this package are vulnerable to Timing Attack. Non-constant-time comparison of CSRF tokens in the UIDL request handler allows an attacker to guess a security token via timing attack.

How to fix Timing Attack?

Upgrade com.vaadin:vaadin-server to version 8.12.3, 7.7.24 or higher.

[8.0.0,8.12.3)[7.0.0,7.7.24)

Regular Expression Denial of Service (ReDoS)

com.vaadin:vaadin-server is a Java framework for modern Java web applications.

Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS). EmailValidator catastrophic exponential-time regular expression

How to fix Regular Expression Denial of Service (ReDoS)?

Upgrade com.vaadin:vaadin-server to version 7.7.22 or higher.

[,7.7.22)

com.vaadin:vaadin-server@7.4.0.alpha12 vulnerabilities

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Direct Vulnerabilities

How to fix?