IBM Virtual Fabric 10Gb Switch Module has addressed the following vulnerabilities in libxml2 and zlib.
Summary
IBM Virtual Fabric 10Gb Switch Module has addressed the following vulnerabilities in libxml2 and zlib.
Vulnerability Details:
CVEID: CVE-2016-4658
Description: The libxml2 library, as used in multiple products, could allow a remote attacker to execute arbitrary code on the system, caused by a memory corruption error. An attacker could exploit this vulnerability using a specially crafted XML document to execute arbitrary code on the system or cause a denial of service.
CVSS Base Score: 9.8
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/117175> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
CVEID: CVE-2016-9318
Description: Libxml2 could allow a remote attacker to obtain sensitive information, caused by failure to offer a flag directly indicating the status of current document. By using a specially-crafted document to conduct a XML external entity (XXE) attack, an attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base Score: 5.5
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/119018> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
CVEID: CVE-2016-9840
Description: zlib is vulnerable to a denial of service, caused by an out-of-bounds pointer arithmetic in inftrees.c. By persuading a victim to open a specially crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/120508> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID: CVE-2016-9841
Description: zlib is vulnerable to a denial of service, caused by an out-of-bounds pointer arithmetic in inftrees.c. By persuading a victim to open a specially crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/120509> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID: CVE-2016-9842
Description: zlib is vulnerable to a denial of service, caused by an undefined left shift of negative number. By persuading a victim to open a specially crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/120510> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID: CVE-2016-9843
Description: zlib is vulnerable to a denial of service, caused by a big-endian out-of-bounds pointer. By persuading a victim to open a specially crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/120511> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
Affected Products and Versions
Product | Affected Version |
---|---|
IBM Virtual Fabric 10Gb Switch Module | 7.8 |
Remediation/Fixes:
Firmware fix versions are available on Fix Central:
<http://www.ibm.com/support/fixcentral/>.
Product | Fix Version |
---|---|
IBM Virtual Fabric 10Gb Switch Module | |
(ibm_fw_bcsw_24-10g-7.8.13.0) | 7.8.13.0 |
Workaround(s) & Mitigation(s):
None
References:
Related Information:
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Lenovo Product Security Advisories
Acknowledgement
None
Change History
25 May 2017: Original Copy Published
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.