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CVE-2014-2744

Date: April 10, 2014

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.

Severity Score

Related Resources (12)

http://www.debian.org/security/2014/dsa-2895
http://hg.prosody.im/0.9/rev/b3b1c9da38fb
http://code.lightwitch.org/metronome/rev/49f47277a411
http://blog.prosody.im/prosody-0-9-4-released/
https://nvd.nist.gov/vuln/detail/CVE-2014-2744
https://security-tracker.debian.org/tracker/CVE-2014-2744
http://openwall.com/lists/oss-security/2014/04/09/1
https://people.canonical.com/~ubuntu-security/cve/CVE-2014-2744
http://openwall.com/lists/oss-security/2014/04/07/7
http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas/
http://secunia.com/advisories/57710
https://www.mend.io/vulnerability-database/CVE-2014-2744

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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