CVE-2019-16869: Inconsistent Interpretation of HTTP Requests (HTTP Request Smuggling)

September 26, 2019 (updated May 14, 2024)

Netty mishandles whitespace before the colon in HTTP headers (such as a Transfer-Encoding : chunked line), which leads to HTTP request smuggling.

References

github.com/netty/netty/issues/9571
nvd.nist.gov/vuln/detail/CVE-2019-16869

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