Security Bulletin
Summary
Vulnerability in libssh2 affects IBM Flex System FC3171 8Gb SAN Switch & SAN Pass-thru Firmware and QLogic Virtual Fabric Extension Module for IBM BladeCenter.
Vulnerability Details
Summary
Vulnerability in libssh2 affects IBM Flex System FC3171 8Gb SAN Switch & SAN Pass-thru Firmware and QLogic Virtual Fabric Extension Module for IBM BladeCenter.
Vulnerability Details:
CVE-ID: CVE-2016-0787
Description: libssh2 could provide weaker than expected security, caused by a type confusion error during the SSHv2 handshake resulting in the generation of a reduced amount of random bits for Diffie-Hellman. An attacker could exploit this vulnerability using the truncated Diffie-Hellman secret to launch further attacks on the system.
CVSS Base Score: 6.5
CVSS Temporal Score: See http://exchange.xforce.ibmcloud.com/vulnerabilities/111562
for current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
Affected Products and Versions
| Product | Affected Version |
|---|---|
| IBM Flex System FC3171 8Gb SAN Switch IBM Flex System FC3171 8Gb SAN Pass-thru |
9.1 |
| QLogic Virtual Fabric Extension Module for IBM BladeCenter |
9.0 |
Remediation/Fixes:
Firmware fix versions are available on Fix Central:
http://www.ibm.com/support/fixcentral/.
You should verify applying the fix does not cause any compatibility issues.
| Product | Fixed Version |
|---|---|
| IBM Flex System FC3171 8Gb SAN Switch IBM Flex System FC3171 8Gb SAN Pass-thru qlgc_fw_flex_9.1.8.01.00_anyos_noarch |
9.1.8.01.00 |
| QLogic Virtual Fabric Extension Module for IBM BladeCenter qlgc_fw_bcsw_9.0.3.16.00_anyos_noarch |
9.0.3.16.00 |
Workaround(s) & Mitigation(s):
None
References:
Related Information:
IBM
Secure Engineering Web Portal
IBM Product Security
Incident Response Blog
Acknowledgement
None
Change History
06 September 2016: 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-5099450