iChat Server 3 (Jabber/ XMPP )
iChat Server 2 (Jabber/ XMPP )
Collaboration services: Wiki Server 2 (RSS), iChat Server 2 (Jabber/ XMPP )
Description: An issue existed in the handling of XML external entities in jabberd2, a server for the Extensible Messaging and Presence Protocol ( XMPP ). jabberd2 expands external entities in incoming requests. This allows an attacker to consume system resources very quickly, denying service to legitimate users of the server. This update addresses the issue by disabling entity expansion in incoming requests....
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