Security Bulletin
Summary
Three vulnerabilities in libxml2 were disclosed in December 2014. The IBM System Networking Switch products listed below have addressed the vulnerabilities.
Vulnerability Details
Summary
Three vulnerabilities in libxml2 were disclosed in December 2014. The IBM System Networking Switch products listed below have addressed the vulnerabilities.
Vulnerability Details:
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
for current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)
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
for current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P)
CVE-ID: CVE-2014-3660
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
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
| Product Description | Affected version |
|---|---|
| IBM Flex System Fabric EN4093/EN4093R 10Gb Scalable Switch | 7.2.x-7.8.9 |
| IBM Flex System Fabric CN4093 10Gb Converged Scalable Switch | 7.5.1.0-7.8.8.0 |
| IBM Flex System Fabric SI4093 System Interconnect Module | 7.7.5.0-7.8.8.0 |
| IBM Flex System EN2092 1Gb Ethernet Scalable Switch | 7.2.x-7.8.7 |
| IBM Virtual Fabric 10Gb Switch Module for IBM BladeCenter | 5.0.1.0-7.8.5.0 |
| IBM System Networking RackSwitch G8052 | 6.8.x-7.9.11.0 |
| IBM System Networking RackSwitch G8124 | 7.7.3.0-7.9.11.0 |
| IBM System Networking RackSwitch G8124-E | 7.7.3.0-7.9.11.0 |
| IBM System Networking RackSwitch G8264 | 6.8.2.0-7.9.11.0 |
| IBM System Networking RackSwitch G8316 | 7.6.1.0-7.9.11.0 |
| IBM System Networking RackSwitch G8264CS | 7.8.4.0-7.8.8.0 |
| IBM System Networking RackSwitch G8264-T | 7.6.1.0-7.9.11.0 |
| IBM System Networking RackSwitch G8332 | 7.7.13.0-7.7.18.0 |
Remediation/Fixes:
Firmware fix versions are available on Fix Central: http://www-933.ibm.com/support/fixcentral/ .
It is recommended to apply the following fix, or a later version. You should verify applying the fix does not cause any compatibility issues.
| Product Description | Fixed version |
|---|---|
| IBM Flex System Fabric EN4093/EN4093R 10Gb Scalable Switch | 7.8.10.0 |
| IBM Flex System Fabric CN4093 10Gb Converged Scalable Switch | 7.8.10.0 |
| IBM Flex System Fabric SI4093 System Interconnect Module | 7.8.10.0 |
| IBM Flex System EN2092 1Gb Ethernet Scalable Switch | 7.8.10.0 |
| IBM Virtual Fabric 10Gb Switch Module for IBM BladeCenter | 7.8.6.0 |
| IBM System Networking RackSwitch G8052 | 7.9.13.0 |
| IBM System Networking RackSwitch G8124 | 7.9.13.0 |
| IBM System Networking RackSwitch G8124-E | 7.9.13.0 |
| IBM System Networking RackSwitch G8264 | 7.9.12.0 |
| IBM System Networking RackSwitch G8316 | 7.9.13.0 |
| IBM System Networking RackSwitch G8264CS | 7.8.10.0 |
| IBM System Networking RackSwitch G8264-T | 7.9.13.0 |
| IBM System Networking RackSwitch G8332 | 7.7.19.0.0 |
Workarounds and Mitigations:
None
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References:
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Acknowledgement
None
Change History
24 May 2015: Original Copy Published
* 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.
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References
*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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
30 January 2019
UID
ibm1MIGR-5098306