WebSphere MQ Security Vulnerability: potential denial of service attack on server connection channels

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Abstract

WebSphere MQ Security Vulnerability: There is the potential for a client application to cause an invalid address alignment exception in the server message channel agent on a Solaris queue manager to perform a denial of service attack.

Content

VULNERABILITY DETAILS

CVE ID: CVE-2012-2199

DESCRIPTION:
There is the potential for a client application to cause an invalid address alignment exception in the server message channel agent on a Solaris queue manager to perform a denial of service attack. A client application, particularly one under high workload could send data to the server that could result in the server accessing that data in an unaligned storage location.

The vulnerability relies on the server accessing data in an unaligned storage location.

CVSS:
CVSS Base Score: 5
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/76434 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Flash.

AFFECTED PLATFORMS:

  • WebSphere MQ 7.0.1 server on Solaris (SPARC & x86-64)
  • WebSphere MQ 7.1 server on Solaris (SPARC & x86-64)
  • WebSphere MQ 7.5 server on Solaris (SPARC & x86-64)

REMEDIATION:
The recommended solution is to apply the fix for each named product as soon as practical. Please see below for information on the fixes available.

FIX
WebSphere MQ 7.0.1 on Solaris platforms
Apply fix pack 7.0.1.9.

WebSphere MQ 7.1 on Solaris platforms
Apply fix pack 7.1.0.2 when available. In the interim apply APAR IC82725

WebSphere MQ 7.5 on Solaris platforms
Apply fix pack 7.5.0.1 when available. In the interim apply APAR IC82725

WORKAROUND:
None known; apply fixes.

Mitigation
None known

REFERENCES:
Complete CVSS Guide ( http://www.first.org/cvss/cvss-guide.html)
On-line Calculator V2 ( http://nvd.nist.gov/cvss.cfm?calculator&adv&version=2)
X-Force Vulnerability Database ( http://xforce.iss.net/xforce/xfdb/76434)
CVE-2012-2199 ( http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2199)

CHANGE HISTORY:
20th September 2012: Original Copy Published
23rd October 2012: Add interim fix links

Note: 
According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Related information

X-Force Vulnerability
CVE-2012-2199

Product Alias/Synonym

WMQ MQ

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Document information


More support for:

WebSphere MQ
Security

Software version:

7.0.1, 7.1, 7.5

Operating system(s):

Solaris

Software edition:

All Editions

Reference #:

1610285

Modified date:

2012-10-23

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