IBM WebSphere MQ FDC denial of service

wmq-fdc-dos (63147)

Medium Risk

Description:

WebSphere MQ is vulnerable to a denial of service, caused by a loop which can occur when processing an FDC with probe RM680004. By forcing the creation of the FDC with probe RM680004, a local or remote attacker could exploit this vulnerability to cause the consumption of all disk resources resulting in a denial of service.IBM3

*CVSS:

Base Score:	4
Access Vector:	Network
Access Complexity:	Low
Authentication:	Single
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Partial
Temporal Score:	3
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Denial of Service

Remedy:

For WebSphere MQ 7.0:
Apply the latest Fix Pack (7.0.1.5 or later) or APAR IC71123. See References.

References:

• IBM APAR IC71123: Fixes by version for WebSphere MQ.
• CVE-2010-2638: Unspecified vulnerability in IBM WebSphere MQ 7.0 before 7.0.1.5 allows remote authenticated users to cause a denial of service (disk consumption) via vectors that trigger an FDC with an RM680004 Probe Id value.
• OSVDB ID: 69252: IBM WebSphere MQ Unspecified Disk Consumption Remote DoS
• SA42253: IBM WebSphere MQ FDC Processing Denial of Service Vulnerability

Platforms Affected:

• IBM WebSphere MQ 7.0

Reported:

Nov 10, 2010

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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