Security Bulletin: GNU C library (glibc) vulnerability affects IBM WebSphere Cast Iron Solution (CVE-2015-0235)

Summary

GNU C library (glibc) vulnerability that has been referred to as GHOST affects IBM WebSphere Cast Iron Solution.

Vulnerability Details

CVEID:CVE-2015-0235

**DESCRIPTION:**The gethostbyname functions of the GNU C Library (glibc) are vulnerable to a buffer overflow. By sending a specially crafted, but valid hostname argument, a remote attacker could overflow a buffer and execute arbitrary code on the system with the privileges of the targeted process or cause the process to crash. The impact of an attack depends on the implementation details of the targeted application or operating system. This issue is being referred to as the “Ghost” vulnerability.

CVSS Base Score: 7.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/100386 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:H/Au:N/C:C/I:C/A:C)

Affected Products and Versions

This vulnerability affects all versions of the product
WebSphere Cast Iron v 7.0,0,x,
WebSphere Cast Iron v 6.4.0.x
WebSphere Cast Iron v 6.3.0.x
WebSphere Cast Iron v 6.1.0.x
WebSphere Cast Iron v 6.0.0.x

Remediation/Fixes

Product

| VRMF| APAR| Remediation/First Fix
—|—|—|—
Cast Iron Appliance| 7.*| LI78411| iFix 7.0.0.2-CUMUIFIX-008
Cast Iron Appliance| 6.4.0.x| LI78411| iFix 6.4.0.1-CUMUIFIX-026
Cast Iron Appliance| 6.3.0.x| LI78411| iFix 6.3.0.2-CUMUIFIX-011
Cast Iron Appliance| 6.1.0.x| LI78411| iFix 6.1.0.15-CUMUIFIX-018

Workarounds and Mitigations

Customers on Cast Iron v6.0.0.x should contact IBM Support to migrate to one of the remediated releases.