Denial of Service Vulnerability in Cisco Unified Communications Manager
CVE-2009-2864

Currently unrated

Key Information:

Vendor: Cisco
Status: Unified Communications Manager; Unified Callmanager
Vendor: CVE Published:; 28 September 2009

What is CVE-2009-2864?

Cisco Unified Communications Manager (CUCM) version lines prior to 5.1(3g), 6.1(4), 7.0(2a)su1, and 7.1(2) are susceptible to a denial of service (DoS) attack. Attackers can exploit this vulnerability by sending specially crafted Session Initiation Protocol (SIP) messages, causing the system to restart unexpectedly. This vulnerability can disrupt communication services, emphasizing the need for timely updates to maintain security.

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