Security Bulletin
Summary
GNU C library (glibc) vulnerability that has been referred to as GHOST affects IBM Flex System Manager (FSM).
Vulnerability Details
Abstract
GNU C library (glibc) vulnerability that has been referred to as GHOST affects IBM Flex System Manager (FSM).
Vulnerability Details:
CVE-ID: CVE-2015-0235
Description: glibc is vulnerable to a heap-based buffer overflow, caused bounds checking by the __nss_hostname_digits_dots() function. By sending an invalid hostname argument, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 7.6
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/100386
for current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:H/Au:N/C:C/I:C/A:C)
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
Remediation/Fixes:
IBM recommends that you remediate these vulnerabilities through the following code upgrades:
| Product | VRMF | APAR | Remediation |
|---|---|---|---|
| Flex System Manager | 1.3.2.x | IT06769 | fsmfix1.3.2.0_IT06769 |
| Flex System Manager | 1.3.1.x | IT06769 | fsmfix1.3.1.0_IT06769 |
| Flex System Manager | 1.3.0.x | IT06769 | fsmfix1.3.0.0_IT06769 |
| Flex System Manager | 1.2.1.x | IT06769 | IBM is no longer providing code updates for this release, upgrade to FSM 1.3.2.0 and follow the appropriate remediation for all vulnerabilities. |
| Flex System Manager | 1.2.0.x | IT06769 | IBM is no longer providing code updates for this release, upgrade to FSM 1.3.2.0 and follow the appropriate remediation for all vulnerabilities. |
| Flex System Manager | 1.1.x.x | IT06769 | IBM is no longer providing code updates for this release, upgrade to FSM 1.3.2.0 and follow the appropriate remediation for all vulnerabilities. |
Once updates have been applied, restart the FSM using smshutdown -t now -r.
IBM recommends that you review your entire environment to identify vulnerable releases of glibc including your Operating Systems and take appropriate mitigation and remediation actions. Please contact your Operating System provider for more information.
Workaround(s) & Mitigation(s):
None.
Reference:
Related Information:
IBM
Secure Engineering Web Portal
IBM Product Security
Incident Response Blog
Acknowledgement
None.
Change History
11 February 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 Flash.
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-5097331