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io.undertow:undertow-servlet@2.1.3.Final vulnerabilities

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Direct Vulnerabilities

Known vulnerabilities in the io.undertow:undertow-servlet package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability Vulnerable Version
  • H
Memory Allocation with Excessive Size Value

io.undertow:undertow-servlet is a Servlet 4.0 implementation for Undertow

Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value due to improper @MultipartConfig annotation handling for very large multipart content.

Note: If the server uses fileSizeThreshold to limit the file size, it's possible to bypass the limit by setting the file name in the request to null.

How to fix Memory Allocation with Excessive Size Value?

Upgrade io.undertow:undertow-servlet to version 2.2.25.Final, 2.3.7.Final or higher.

[,2.2.25.Final) [2.3.0,2.3.7.Final)
  • M
NULL Pointer Dereference

io.undertow:undertow-servlet is a Servlet 4.0 implementation for Undertow

Affected versions of this package are vulnerable to NULL Pointer Dereference. NullPointerException occurred if a servlet calls HttpServletRequest#getContextPath() while EAP was shutting down.

How to fix NULL Pointer Dereference?

Upgrade io.undertow:undertow-servlet to version 2.0.34.Final, 2.1.6.Final, 2.2.4.Final or higher.

[0,2.0.34.Final) [2.1.0.Final,2.1.6.Final) [2.2.0.Final,2.2.4.Final)
  • H
Denial of Service (DoS)

io.undertow:undertow-servlet is a Servlet 4.0 implementation for Undertow

Affected versions of this package are vulnerable to Denial of Service (DoS). Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters.

How to fix Denial of Service (DoS)?

Upgrade io.undertow:undertow-servlet to version 2.0.33.Final, 2.1.5.Final, 2.2.3.Final or higher.

[,2.0.33.Final) [2.1.0.Final,2.1.5.Final) [2.2.0.Final,2.2.3.Final)
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