CVE-2014-2745

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-04-11 · updated 2026-06-17
Weakness: CWE-264

Description

Prosody before 0.9.4 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, related to core/portmanager.lua and util/xmppstream.lua.

Affected products

Prosody: through 0.9.3; 0.1.0, 0.2.0, 0.3.0, 0.4.0, 0.4.1, 0.4.2 (+13)

References

http://blog.prosody.im/prosody-0-9-4-released/
http://hg.prosody.im/0.9/rev/1107d66d2ab2
http://hg.prosody.im/0.9/rev/a97591d2e1ad
http://openwall.com/lists/oss-security/2014/04/07/7
http://openwall.com/lists/oss-security/2014/04/09/1
http://secunia.com/advisories/57710
http://www.debian.org/security/2014/dsa-2895
http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas/
http://blog.prosody.im/prosody-0-9-4-released/
http://hg.prosody.im/0.9/rev/1107d66d2ab2
http://hg.prosody.im/0.9/rev/a97591d2e1ad
http://openwall.com/lists/oss-security/2014/04/07/7

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