Cisco Unified Communications Manager SIP INVITE packet denial of service
| cucm-sip-packet-dos (42418) |  Low Risk |
Description:
Cisco Unified Communications Manager is vulnerable to a denial of service, caused by the improper handling of SIP INVITE packets. By sending a specially-crafted SIP INVITE message, a remote attacker could exploit this vulnerability to cause the service to become unresponsive and eventually restart.
Platforms Affected:
- Cisco, Unified Communications Manager 4.1
- Cisco, Unified Communications Manager 4.2
- Cisco, Unified Communications Manager 4.3
- Cisco, Unified Communications Manager 5.0
- Cisco, Unified Communications Manager 5.1
- Cisco, Unified Communications Manager 5.1(1)
- Cisco, Unified Communications Manager 5.1(2)
- Cisco, Unified Communications Manager 5.1(2b)
- Cisco, Unified Communications Manager 6.0
- Cisco, Unified Communications Manager 6.0(1a)
- Cisco, Unified Communications Manager 6.1(1a)
Remedy:
Refer to cisco-sa-20080514-cucmdos for patch, upgrade or suggested workaround information. See References.
Consequences:
Denial of Service
References:
- cisco-sa-20080514-cucmdos, Cisco Unified Communications Manager Denial of Service Vulnerabilities at http://www.cisco.com/warp/public/707/cisco-sa-20080514-cucmdos.shtml.
- BID-29221: Cisco Unified Communications Manager Multiple Denial of Service Vulnerabilities
- CVE-2008-1747: Unspecified vulnerability in Cisco Unified Communications Manager 4.1 before 4.1(3)SR6, 4.2 before 4.2(3)SR3, 4.3 before 4.3(2), 5.x before 5.1(3), and 6.x before 6.1(1) allows remote attackers to cause a denial of service (CCM service restart) via an unspecified SIP INVITE message, aka Bug ID CSCsk46944.
- FrSIRT/ADV-2008-1533: Cisco Unified Communications Manager Denial of Service Vulnerabilities
- SA30238: Cisco Unified Communications Manager Multiple Denial of Service
- SECTRACK ID: 1020022: Cisco Unified Communications Manager Bugs in CTL CAPF, SIP, and SNMP Services Let Remote Users Deny Service
Reported:
May 14, 2008
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