The computer telephony integration (CTI) server component in Cisco Unified Contact Center Express (UCCX) 7.0 before 7.0(1)SR4 and 7.0(2), 6.0 before 6.0(1)SR1, and 5.0 before 5.0(2)SR3 allows remote attackers to cause a denial of service (CTI server and Node Manager failure) via a malformed CTI message.

Directory traversal vulnerability in the bootstrap service in Cisco Unified Contact Center Express (UCCX) 7.0 before 7.0(1)SR4 and 7.0(2), unspecified 6.0 versions, and 5.0 before 5.0(2)SR3 allows remote attackers to read arbitrary files via a crafted bootstrap message to TCP port 6295.