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ibmIBMB72075366D2D849BBB101CD4C3F19497C84F88803022ABA8245C611E336B98C5
HistoryJun 16, 2018 - 1:50 p.m.

Security Bulletin: IBM Streams is affected by a XMLsoft Libxml2 vulnerability

2018-06-1613:50:00
www.ibm.com
7

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

Summary

The libxml2 library, used by IBM Streams, is potentially vulnerable to a memory corruption error. IBM Streams has addressed the applicable CVEs.

Vulnerability Details

CVEID: CVE-2016-4658**
DESCRIPTION:** The libxml2 library, as used in multiple products, could allow a remote attacker to execute arbitrary code on the system, caused by a memory corruption error. An attacker could exploit this vulnerability using a specially crafted XML document to execute arbitrary code on the system or cause a denial of service.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/117175 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

The following versions may be impacted:

  • IBM Streams Version 4.2.1.1 and earlier
  • IBM InfoSphere Streams Version 4.1.1.4 and earlier
  • IBM InfoSphere Streams Version 4.0.1.4 and earlier
  • IBM InfoSphere Streams Version 3.2.1.6 and earlier
  • IBM InfoSphere Streams Version 3.1.0.8 and earlier
  • IBM InfoSphere Streams Version 3.0.0.6 and earlier

Remediation/Fixes

NOTE: Fix Packs are available on IBM Fix Central.

To remediate/fix this issue, follow the instructions below:

  • Version 4.2.x: Apply 4.2.1 Fix Pack 2 (4.2.1.2) or higher.
  • Version 4.1.x: Apply 4.1.1 Fix Pack 5 (4.1.1.5) or higher.
  • Version 4.0.x: Apply 4.0.1 Fix Pack 5 (4.0.1.5) or higher.
  • Versions 3.2.x, 3.1.x, and 3.0.x: For versions earlier than 4.x.x, IBM recommends upgrading to a fixed, supported version/release/platform of the product. Customers who cannot upgrade and need to secure their installation should open a PMR with IBM Technical Support and request assistance securing their InfoSphere Streams system against the vulnerabilities identified in this Security Bulletin.

Workarounds and Mitigations

None

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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