CVE-2014-2744

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    CVE-2014-2744

    Published: 11 Apr 2014Last Modified: 10 Apr 2026

    Summary:

    Details: 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.

    References: http://blog.prosody.im/prosody-0-9-4-released/, http://secunia.com/advisories/57710, http://www.debian.org/security/2014/dsa-2895, http://code.lightwitch.org/metronome/rev/49f47277a411, http://hg.prosody.im/0.9/rev/b3b1c9da38fb, http://code.lightwitch.org/metronome/rev/49f47277a411, http://hg.prosody.im/0.9/rev/b3b1c9da38fb, http://openwall.com/lists/oss-security/2014/04/07/7, http://openwall.com/lists/oss-security/2014/04/09/1, http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas/

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2014-2744 | CVE-DB