Description
The Certificate Authority Proxy Function (CAPF) service in Cisco Unified Communications Manager 5.x before 5.1(3e) and 6.x before 6.1(3) allows remote attackers to cause a denial of service (voice service outage) by sending malformed input over a TCP session in which the "client terminates prematurely."
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/33379
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id?1021620
Third Party Advisory, VDB Entry vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/48139
Third Party Advisory vdb-entry
x_refsource_vupen
http://www.vupen.com/english/advisories/2009/0213
Vendor Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/33588
Vendor Advisory vendor-advisory
x_refsource_cisco
http://www.cisco.com/en/US/products/products_security_advisory09186a0080a61928.shtml
Scores
EPSS
0.0089
EPSS Percentile
55.2%
Details
CWE
CWE-20
Status
published
Products (26)
cisco/unified_communications_manager
5.0
cisco/unified_communications_manager
5.0_1
cisco/unified_communications_manager
5.0_2
cisco/unified_communications_manager
5.0_3
cisco/unified_communications_manager
5.0_3a
cisco/unified_communications_manager
5.0_4
cisco/unified_communications_manager
5.0_4a
cisco/unified_communications_manager
5.0_4a_su1
cisco/unified_communications_manager
5.1 (8 CPE variants)
cisco/unified_communications_manager
5.1\(1\)
... and 16 more
Published
Jan 22, 2009
Tracked Since
Feb 18, 2026