Security Bulletin: Multiple vulnerabilities in libxml2 affect IBM Flex System Manger (FSM) (CVE-2013-2877, CVE-2014-0191, CVE-2014-3660)

Summary

There are multiple vulnerabilities in libxml2 that is used by IBM Flex System Manager (FSM). This bulletin addresses these vulnerabilities.

Vulnerability Details

Summary

There are multiple vulnerabilities in libxml2 that is used by IBM Flex System Manager (FSM). This bulletin addresses these vulnerabilities.

Vulnerability Details:

CVE-ID: CVE-2013-2877

Description: Google Chrome is vulnerable to a denial of service, caused by an out-of-bounds read in XML parsing. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to cause a denial of service.

CVSS Base Score: 4.3
CVSS Temporal Score: See <http://xforce.iss.net/xforce/xfdb/85531&gt; for current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVE-ID: CVE-2014-0191

Description: Libxml2 is vulnerable to a denial of service, caused by the expansion of internal entities within the xmlParserHandlePEReference() function. A remote attacker could exploit this vulnerability using a specially-crafted XML document containing malicious attributes to consume all available CPU resources.

CVSS Base Score: 5
CVSS Temporal Score: See <http://xforce.iss.net/xforce/xfdb/93092&gt; for current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVE-ID: CVE-2014-3660

Description: Libxml2 is vulnerable to a denial of service, caused by the expansion of recursive entities. A remote attacker could exploit this vulnerability using a specially-crafted XML document processed by an application using libxml2 to consume all available CPU resources.

CVSS Base Score: 5
CVSS Temporal Score: See <http://xforce.iss.net/xforce/xfdb/97656&gt; for current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

Affected products and versions

• Flex System Manager 1.1.x.x
• Flex System Manager 1.2.0.x
• Flex System Manager 1.2.1.x
• Flex System Manager 1.3.0.x
• Flex System Manager 1.3.1.x
• Flex System Manager 1.3.2.x
• Flex System Manager 1.3.3.x

Remediation/Fixes:

Workarounds and Mitigations:

None

References:

• Complete CVSS v2 Guide
• On-line Calculator v2

Related Information:
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

None

Change History
27 August 2015: Original Version Published
17 December 2015: Added version 1.3.3
21 December 2015: Updated remediation for EOS releases

• 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 Security Bulletin.

Disclaimer

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.