Vulnerability Monitor

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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.

Published

2014-04-11T01:55:06.413

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	lightwitch	metronome	≤ 3.4	Yes

References

http://code.lightwitch.org/metronome/rev/49f47277a411 Exploit, Patch ([email protected])
http://openwall.com/lists/oss-security/2014/04/07/7 ([email protected])
http://openwall.com/lists/oss-security/2014/04/09/1 ([email protected])
http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas/ ([email protected])
http://code.lightwitch.org/metronome/rev/49f47277a411 Exploit, Patch (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2014/04/07/7 (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2014/04/09/1 (af854a3a-2127-422b-91ae-364da2661108)
http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas/ (af854a3a-2127-422b-91ae-364da2661108)