CVE-2019-17567

NameCVE-2019-17567
DescriptionApache HTTP Server versions 2.4.6 to 2.4.46 mod_proxy_wstunnel configured on an URL that is not necessarily Upgraded by the origin server was tunneling the whole connection regardless, thus allowing for subsequent requests on the same connection to pass through with no HTTP validation, authentication or authorization possibly configured.
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)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
apache2 (PTS)stretch2.4.25-3+deb9u9vulnerable
stretch (security)2.4.25-3+deb9u10vulnerable
buster2.4.38-3+deb10u4vulnerable
buster (security)2.4.38-3+deb10u5vulnerable
bullseye2.4.48-3.1fixed
bullseye (security)2.4.48-3.1+deb11u1fixed
bookworm, sid2.4.49-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
apache2sourceexperimental2.4.48-1
apache2source(unstable)2.4.48-2

Notes

[buster] - apache2 <ignored> (Intrusive and risky backport)
[stretch] - apache2 <ignored> (Intrusive and risky backport)
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2019-17567
https://svn.apache.org/r1885605

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