CVE-2014-2744

NameCVE-2014-2744
Descriptionplugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4 negotiates stream compression while a session is unauthenticated, which allows remote attackers to cause a denial of service (resource consumption) via compressed XML elements in an XMPP stream, aka an "xmppbomb" attack.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-2895-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
lua-expat (PTS)jessie1.3.0-2fixed
buster, bullseye, stretch1.3.0-4fixed
bookworm1.5.1-3fixed
sid, trixie1.5.2-1fixed
prosody (PTS)jessie, jessie (lts)0.9.7-2+deb8u4fixed
stretch (security), stretch (lts), stretch0.9.12-2+deb9u4fixed
buster (security), buster, buster (lts)0.11.2-1+deb10u4fixed
bullseye (security), bullseye0.11.9-2+deb11u2fixed
bookworm0.12.3-1fixed
sid, trixie0.12.4-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
lua-expatsourcewheezy1.2.0-5+deb7u1
lua-expatsource(unstable)1.3.0-1
prosodysourcewheezy0.8.2-4+deb7u1DSA-2895-1
prosodysource(unstable)0.9.4-1

Notes

[squeeze] - lua-expat <no-dsa> (Minor issue)
[squeeze] - prosody <no-dsa> (Minor issue)
http://hg.prosody.im/0.9/rev/b3b1c9da38fb

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