Description
Cisco Unified Communications Manager (CUCM) 8.6 before 8.6(2a)su2, 8.6 BE3k before 8.6(4) BE3k, and 9.x before 9.0(1) allows remote attackers to cause a denial of service (CPU consumption and GUI and voice outages) via malformed packets to unused UDP ports, aka Bug ID CSCtx43337.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130227-cucm
Scores
EPSS
0.0133
EPSS Percentile
67.7%
Details
CWE
CWE-20
Status
published
Products (8)
cisco/unified_communications_manager
8.6
cisco/unified_communications_manager
8.6\(1\)
cisco/unified_communications_manager
8.6\(1a\)
cisco/unified_communications_manager
8.6\(2\)
cisco/unified_communications_manager
8.6\(2a\)
cisco/unified_communications_manager
8.6\(2a\)su1
cisco/unified_communications_manager
8.6\(4\)
cisco/unified_communications_manager
9.0\(1\)
Published
Feb 27, 2013
Tracked Since
Feb 18, 2026