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ibmIBM8A850F68BD149B3067B0797B42467FB57DD5C63D8F82368476874FEE25B2084C
HistorySep 25, 2022 - 9:06 p.m.

Security Bulletin: IBM Sterling Connect:Direct for UNIX is affected by a security vulnerability in OpenSSL (CVE-2011-4576)

2022-09-2521:06:56
www.ibm.com
10

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.009 Low

EPSS

Percentile

82.6%

Abstract

A security vulnerability has been discovered in the OpenSSL libraries included in IBM Sterling Connect:Direct for UNIX that results in a security vulnerability in IBM Sterling Connect:Direct for UNIX.

Content

VULNERABILITY DETAILS: **
**CVE ID: CVE-2011-4576

DESCRIPTION: IBM Sterling Connect:Direct for UNIX uses OpenSSL libraries for cryptography and is vulnerable to a security vulnerability discovered in the OpenSSL libraries. The SSL 3.0 implementation in OpenSSL version used by Sterling Connect:Direct for UNIX does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer. **
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/72130 for the current score
CVSS Environmental Score
: Undefined
CVSS Vector (AV:N/AC:L/Au:N/C:P/I:N/A:N)
**
AFFECTED VERSIONS:
*
IBM Sterling Connect:Direct for UNIX 4.0.00, all versions
IBM Sterling Connect:Direct for UNIX 4.1.0, all versions

REMEDIATION:
• 4.0.00, all versions - apply the workaround
• 4.1.0, all versions - apply the workaround
• Alternatively, upgrade to 4.2.0, which is not affected by the vulnerability

Workaround(s) & Mitigation(s):
• Configure the product to use TLS and not SSL.

REFERENCES:

Complete CVSS Guide
On-line Calculator V2

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

CHANGE HISTORY
2 June 2014: 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.

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 _

[{“Product”:{“code”:“SSKTYY”,“label”:“IBM Sterling Connect:Direct for UNIX”},“Business Unit”:{“code”:“BU059”,“label”:“IBM Software w/o TPS”},“Component”:“–”,“Platform”:[{“code”:“PF002”,“label”:“AIX”},{“code”:“PF010”,“label”:“HP-UX”},{“code”:“PF016”,“label”:“Linux”},{“code”:“PF027”,“label”:“Solaris”}],“Version”:“4.1;4.0”,“Edition”:“”,“Line of Business”:{“code”:“LOB59”,“label”:“Sustainability Software”}}]

Affected configurations

Vulners
Node
ibmsterling_connect\Matchdirect4.1
OR
ibmsterling_connect\Matchdirect4.0

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.009 Low

EPSS

Percentile

82.6%