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DoS vulnerabilities patched in Cisco Unity Connection


Securityweek - (International) Cisco patched several vulnerabilities in its Unity Connection in which attackers could have caused denial-of-service (DoS) conditions on systems configured with Session Initiation Protocol (SIP) trunk integration by exploiting flaws in the Connection Conversation Manager (CuCsMgr), a flaw in the handling of abnormally terminated SIP conversations, and a resource allocation flaw that can allow attackers block all SIP connection lines.


Note: This news synopsis is taken from the DHS Daily Open Source Infrastructure Report, a daily [Monday through Friday, except US Federal holidays] summary of open-source published information concerning significant critical infrastructure issues; a 10-day archive of the DOSIR can be found at:

Last Updated: 27 May 2016 10:23:55