CVE-2019-16869

NameCVE-2019-16869
DescriptionNetty before 4.1.42.Final mishandles whitespace before the colon in HTTP headers (such as a "Transfer-Encoding : chunked" line), which leads to HTTP request smuggling.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-1941-1, DLA-2110-1, DLA-2365-1, DSA-4597-1
NVD severitymedium
Debian Bugs941266

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
netty (PTS)stretch1:4.1.7-2+deb9u1fixed
stretch (security)1:4.1.7-2+deb9u2fixed
buster, buster (security)1:4.1.33-1+deb10u1fixed
bullseye, sid1:4.1.48-1fixed
netty-3.9 (PTS)stretch3.9.9.Final-1vulnerable
stretch (security)3.9.9.Final-1+deb9u1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
nettysourcejessie1:3.2.6.Final-2+deb8u1DLA-1941-1
nettysourcestretch1:4.1.7-2+deb9u1DSA-4597-1
nettysourcebuster1:4.1.33-1+deb10u1DSA-4597-1
nettysource(unstable)1:4.1.33-2941266
netty-3.9sourcejessie3.9.0.Final-1+deb8u1DLA-2110-1
netty-3.9sourcestretch3.9.9.Final-1+deb9u1DLA-2365-1
netty-3.9source(unstable)(unfixed)

Notes

https://github.com/netty/netty/issues/9571
https://github.com/netty/netty/commit/39cafcb05c99f2aa9fce7e6597664c9ed6a63a95

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