CVE-2009-1890

NameCVE-2009-1890
DescriptionThe stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP Server before 2.3.3, when a reverse proxy is configured, does not properly handle an amount of streamed data that exceeds the Content-Length value, which allows remote attackers to cause a denial of service (CPU consumption) via crafted requests.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-1834-1
Debian Bugs536718

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
apache2 (PTS)jessie, jessie (lts)2.4.10-10+deb8u29fixed
stretch (security)2.4.25-3+deb9u13fixed
stretch (lts), stretch2.4.25-3+deb9u19fixed
buster, buster (lts)2.4.59-1~deb10u4fixed
buster (security)2.4.59-1~deb10u1fixed
bullseye2.4.62-1~deb11u1fixed
bullseye (security)2.4.62-1~deb11u2fixed
bookworm (security), bookworm2.4.62-1~deb12u2fixed
sid, trixie2.4.62-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
apache2sourceetch2.2.3-4+etch9DSA-1834-1
apache2sourcelenny2.2.9-10+lenny4
apache2source(unstable)2.2.11-7medium536718

Notes

[etch] - apache2 <not-affected> (bug introduced in 2.2.5)

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