CVE-2014-2743

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-04-11 · updated 2026-06-17
Weakness: CWE-264

Description

plugins/mod_compression.lua in Lightwitch Metronome through 3.4 does not properly restrict the processing of compressed XML elements, which allows remote attackers to cause a denial of service (resource consumption) via a crafted XMPP stream, aka an "xmppbomb" attack.

Affected products

Lightwitch Metronome: through 3.4

References

http://code.lightwitch.org/metronome/rev/49f47277a411
http://openwall.com/lists/oss-security/2014/04/07/7
http://openwall.com/lists/oss-security/2014/04/09/1
http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas/
http://code.lightwitch.org/metronome/rev/49f47277a411
http://openwall.com/lists/oss-security/2014/04/07/7
http://openwall.com/lists/oss-security/2014/04/09/1
http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas/

Get alerted when CVE-2014-2743 or the next vulnerability affects your stack