Cisco CNS Network Registrar CCM denial of service
| cisco-cns-ccm-dos (18327) |  Medium Risk |
Description:
Cisco CNS Network Registrar is a DNS and DHCP server for Microsoft Windows and Unix platforms. Cisco CNS Network Registrar versions 6.0 through 6.1.1.3 running on Microsoft Windows are vulnerable to a denial of service attack. By sending a specially-crafted packet sequence, a remote attacker could cause the CCM (Central Configuration Management) server to consume a large amount of CPU resources. The server agent must be restarted to regain normal functionality.
Consequences:
Denial of Service
Remedy:
Upgrade to the latest version of Cisco CNS Network Registrar (6.1.1.4 or later), available from the Cisco Security Advisory dated December 02 1600 UTC (GMT). See References.
References:
- Cisco Security Advisory, December 02 1600 UTC (GMT): Cisco Network Registrar Denial of Service Vulnerability.
- CVE-2004-1163: Cisco CNS Network Registrar Central Configuration Management (CCM) server 6.0 through 6.1.1.3 allows remote attackers to cause a denial of service (CPU consumption) by ending a connection after sending a certain sequence of packets.
Platforms Affected:
- Cisco CNS Network Registrar 6.0
- Cisco CNS Network Registrar 6.0.1
- Cisco CNS Network Registrar 6.0.2
- Cisco CNS Network Registrar 6.0.3
- Cisco CNS Network Registrar 6.0.4
- Cisco CNS Network Registrar 6.0.5
- Cisco CNS Network Registrar 6.0.5.2
- Cisco CNS Network Registrar 6.0.5.3
- Cisco CNS Network Registrar 6.0.5.4
- Cisco CNS Network Registrar 6.1
- Cisco CNS Network Registrar 6.1.1
- Cisco CNS Network Registrar 6.1.1.1
- Cisco CNS Network Registrar 6.1.1.2
- Cisco CNS Network Registrar 6.1.1.3
Reported:
Dec 02, 2004
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