Security Bulletin: IBM Sterling Connect:Direct for UNIX. Various Denial of Service (DoS) vulnerabilities in IBM Sterling Connect:Direct for UNIX that can be triggered by sending specially-crafted data to Connect:Direct over the network. (CVE-2012-6352)

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VULNERABILITY DETAILS:

CVE ID: CVE-2012-6352

DESCRIPTION: Connect:Direct is vulnerable to certain forms of specially-crafted data sent to it over the network. The specially-crafted data can cause a Connect:Direct Session Manager that is receiving the data to crash and can cause numerous error messages in the Connect:Direct logs. In both cases, resources are consumed that are then unavailable for legitimate Connect:Direct operations.

CVSS:
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/80701 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

AFFECTED VERSIONS:
All versions prior to IBM Sterling Connect:Direct for UNIX 4.1.0.2_iFix012

REMEDIATION:
The recommended solution is to apply the fix for each version as soon as practical. See below for information on the available fixes.
· Version 4.1.0: apply the iFix for QC20158 or any iFix dated 25 April 2012 or later.
· Version 4.0.00: apply the iFix for QC20158 or any iFix dated 30 April 2012 or later.
· Version 3.8.00 and earlier: no fix available. Upgrade to either 4.0.00 or 4.1.0 and apply an appropriate iFix.

WORKAROUND(S):
• None known; apply fixes

MITIGATION(S):
• None known

REFERENCES:
• Complete CVSS Guide
• On-line Calculator V2
• X-Force Vulnerability Database
• CVE-2012-6352

RELATED INFORMATION:
• IBM Secure Engineering Web Portal
• IBM Product Security Incident Response Blog


*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.

Note: 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