CVE-2008-1745
Cisco Unified Communications Manager (CUCM) 5.x before 5.1(2) and 6.x before 6.1(1) allows remote attackers to cause a denial of service (service interruption) via a SIP JOIN message with a malformed header, aka Bug ID CSCsi48115.
Date published : 2008-05-16
http://www.securityfocus.com/bid/29221
http://www.cisco.com/en/US/products/products_security_advisory09186a0080995688.shtml