IBM Director CIM Server connection handling denial of service
| ibm-director-cim-dos (38583) |  Low Risk |
Description:
IBM Director is vulnerable to a denial of service attack, caused by improper handling of multiple inactive connections by the CIM Server. A remote attacker could exploit this vulnerability by sending multiple connection requests to the server without sending a specific client response, allowing the attacker to consume all available CPU resources eventually causing the server to crash.
Platforms Affected:
- IBM, Director 3.1
- IBM, Director 5.10
- IBM, Director 5.10.3
- IBM, Director 5.20.1
Remedy:
Apply the patch for this vulnerability, available to registered users from the IBM Director Web site. See References.
Consequences:
Denial of Service
References:
- IBM Director Web site, IBM: IBM Director at https://www14.software.ibm.com/webapp/iwm/web/preLogin.do?source=dmp.
- BID-26509: IBM Director CIM Server Remote Denial of Service Vulnerability
- CVE-2007-5612: CIM Server in IBM Director 5.20.1 and earlier allows remote attackers to cause a denial of service (CPU consumption, connection slot exhaustion, and daemon crash) via a large number of idle connections.
- FrSIRT/ADV-2007-3942: IBM Director CIM Server Connections Handling Denial of Service Issue
- SA27752: IBM Director CIM Server Denial of Service Vulnerability
- SECTRACK ID: 1018985: IBM Director Lets Remote Users Deny Service
- US-CERT VU#512193: IBM Director fails to properly time-out connection requests from clients
Reported:
Nov 20, 2007
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