CVE-2014-2743 — 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

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HIGH

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

Published Apr 11, 2014

7.8

HIGH

CVSS 2.0

EPSS 1.94%

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

Remediation

No remediation recorded yet.

Metrics

1.94% 0.01942

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01942

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.94% (0.01942)	79.41th	v5 (v2026.06.15)
Jun 15, 2026	1.94% (0.01942)	77.44th	v5 (v2026.06.15)
Mar 17, 2025	0.91% (0.00905)	74.12th	v4 (v2025.03.14)
Dec 12, 2024	2.01% (0.02007)	89.35th	v3 (v2023.03.01)
Feb 22, 2024	2.01% (0.02007)	88.51th	v3 (v2023.03.01)
Jan 5, 2024	1.43% (0.01425)	85.11th	v3 (v2023.03.01)
Mar 7, 2023	1.01% (0.01009)	81.38th	v3 (v2023.03.01)
Mar 6, 2023	1.21% (0.01213)	66.61th	v2 (v2022.01.01)
Feb 17, 2023	1.21% (0.01213)	66.22th	v2 (v2022.01.01)
Apr 1, 2022	1.21% (0.01213)	64.21th	v2 (v2022.01.01)
Feb 4, 2022	1.21% (0.01213)	40.54th	v2 (v2022.01.01)

Weaknesses (1)

CWE-264

References (4)

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

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

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner debian

Published Apr 11, 2014

Updated Aug 6, 2024

Reserved Apr 8, 2014

Link CVE-2014-2743

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2014-2743

Red Hat

Severity n/a

Public date n/a

Links CVE-2014-2743