CVE-2014-2744

7.8 HIGH 3% exploit odds Fix listed

What it is

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.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of service disruption.
Exploit odds: 3.3% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2014-04-11 01:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:07 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 3.3% in the next 30 days (EPSS).
Severity: 7.8 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2014-04-11 01:55 UTC
Last modified: 2026-06-17 00:07 UTC
Exploit probability: 3.3% · EPSS, next 30 days
Weakness: CWE-20 · Improper input validation
Record status: Modified

Affected

Lightwitch Metronome ≤ 3.4
Prosody ≤ 0.9.3
Prosody 0.1.0
Prosody 0.2.0
Prosody 0.3.0
Prosody 0.4.0
Prosody 0.4.1
Prosody 0.4.2

Attack profile CVSS 2.0 · 7.8

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: None
Integrity: None
Availability: Complete

Raw vector

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

Is it in your code?

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Read https://cve-list.com/agent/cve/CVE-2014-2744.md and follow it. Check whether this project is affected by CVE-2014-2744. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record