CVE-2019-17513: Improper Input Validation

October 17, 2019 (updated October 24, 2019)

Due to a misuse of the Netty library class DefaultHttpHeaders, there is no validation that headers lack HTTP control characters. Thus, if untrusted data is used to construct HTTP headers with Ratpack, HTTP Response Splitting can occur.

References

nvd.nist.gov/vuln/detail/CVE-2019-17513
ratpack.io/versions/1.7.5

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