CVE-2015-0616
HighSummary
The Connection Conversation Manager (CuCsMgr) process in Cisco Unity Connection in versions 8.5 before 8.5(1)SU7, 8.6 before 8.6(2a)SU4, and 9.x before 9.1(2)SU2, when SIP trunk integration is enabled, allows remote attackers to cause a denial of service (core dump and restart) by improperly terminating SIP TCP connections.
Risk Assessment
Attackers can exploit this vulnerability to disrupt system operations, potentially leading to communication outages and loss of service availability.
Recommendation
It is recommended to update Cisco Unity Connection to the latest version to mitigate this vulnerability and to monitor SIP connections for any abnormal activities.
Other vulnerabilities in Cisco Unity Connection
See all- CVE-2015-0615High
The call-handling implementation in Cisco Unity Connection in versions before 8.5(1)SU7, 8.6 before 8.6(2a)SU4, 9.x before 9.1(2)SU2, and 10.0 before 10.0(1)SU1, when SIP trunk integration is enabled, allows remote attackers to cause a denial of service (port consumption) by improperly terminating SIP sessions.
- CVE-2015-0614High
The Connection Conversation Manager (CuCsMgr) process in Cisco Unity Connection before versions 8.5(1)SU7, 8.6(2a)SU4, 9.1(2)SU2, and 10.0(1)SU1, when SIP trunk integration is enabled, allows remote attackers to cause a denial of service via crafted SIP INVITE messages.
- CVE-2015-0613High
The Connection Conversation Manager (CuCsMgr) process in Cisco Unity Connection before version 8.5(1)SU7, 8.6 before 8.6(2a)SU4, 9.x before 9.1(2)SU2, and 10.0 before 10.0(1)SU1, when SIP trunk integration is enabled, allows remote attackers to cause a denial of service via crafted SIP INVITE messages.
- CVE-2015-0612High
The Connection Conversation Manager (CuCsMgr) process in Cisco Unity Connection versions 8.5 before 8.5(1)SU6, 8.6 before 8.6(2a)SU4, and 9.x before 9.1(2)SU2, when SIP trunk integration is enabled, allows remote attackers to cause a denial of service (SIP outage) via a crafted UDP packet.
- CVE-2014-3333High
The server in Cisco Unity Connection versions 9.1(1) and 9.1(2) allows remote authenticated users to obtain privileged access by conducting an 'HTTP Intercept' attack and leveraging the ability to read files within the context of the web-server user account.
- CVE-2026-20035High
A vulnerability in the web UI of Cisco Unity Connection Web Inbox allows an unauthenticated, remote attacker to conduct SSRF attacks. It is due to improper input validation for specific HTTP requests.
- CVE-2026-20034High
A vulnerability in the web-based management interface of Cisco Unity Connection could allow an authenticated, remote attacker to execute arbitrary code on an affected device. The issue is due to insufficient validation of user-supplied input.
Original NVD description (English source)
The Connection Conversation Manager (aka CuCsMgr) process in Cisco Unity Connection 8.5 before 8.5(1)SU7, 8.6 before 8.6(2a)SU4, and 9.x before 9.1(2)SU2, when SIP trunk integration is enabled, allows remote attackers to cause a denial of service (core dump and restart) by improperly terminating SIP TCP connections, aka Bug ID CSCul69819.