CVE-2014-2744

no score yetEPSS 3.3%

plugins/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.

EPSS: 3.3% chance of exploitation in the next 30 days; higher than 88% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2014-04-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

lightwitch:metronome
prosody:prosody

References

http://blog.prosody.im/prosody-0-9-4-released/
http://code.lightwitch.org/metronome/rev/49f47277a411
http://hg.prosody.im/0.9/rev/b3b1c9da38fb
http://openwall.com/lists/oss-security/2014/04/07/7
http://openwall.com/lists/oss-security/2014/04/09/1

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