Vulnerability CVE-2011-4320
Published: 2012-02-17   Modified: 2012-02-18

Description:
The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service (infinite loop) via a stanza with a publish tag that lacks a node attribute.

Type:

CWE-399

 (Resource Management Errors)

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Process-one -> Ejabberd 

 References:
https://support.process-one.net/browse/EJAB-1498
http://www.process-one.net/en/ejabberd/release_notes/release_note_ejabberd_2.1.9
http://www.osvdb.org/77302
http://www.openwall.com/lists/oss-security/2011/11/19/2
http://www.openwall.com/lists/oss-security/2011/11/19/1
http://secunia.com/advisories/46915
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