Security Bulletin: Potential security exposure when using InfoSphere BigInsights due to vulnerability in Jetty

Abstract

IBM InfoSphere BigInsights makes use of Jetty. A vulnerability in Jetty allows remote attackers to cause a denial of service.

Content

VULNERABILITY** DETAILS:**

CVE-2011-4461

DESCRIPTION:

A vulnerability in Jetty allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters. Flume in BigInsights uses Jetty which can be affected by this vulnerability. For additional information on this refer to the CVE reference.

CVSS:

CVEID: CVE-2011-4461
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/72017 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

AFFECTED VERSIONS/PLATFORMS:

IBM InfoSphere BigInsights version 1.1 through 1.4

REMEDIATION:

FIXES:

For version 1.1 and 1.2:

- Upgrade to IBM InfoSphere BigInsights version 2.0

For version 1.3 and 1.3.0.1:

- Apply 1.3.0.2 Fix Pack

For version 1.4:
- Apply 1.4.0.1 Fix Pack

For version 1.3.0.0 Power Linux:

- Upgrade to IBM InfoSphere BigInsights version 2.0 for Power Linux

**** WORKAROUNDS:

None known; apply fixes.

MITIGATIONS:

None.

REFERENCES:

CVE-2011-4461

Complete CVSS Guide (http://www.first.org/cvss/v2/guide)
On-line Calculator V2 (http://nvd.nist.gov/cvss.cfm?calculator&adv&version=2)
X-Force Vulnerability Database (https://exchange.xforce.ibmcloud.com/)

RELATED INFORMATION:

· IBM Secure Engineering Web Portal
· IBM Product Security Incident Response Blog** **

_*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. _

_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.

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