Security Bulletin
Summary
IBM Integration Bus and WebSphere Message Broker, upon installation, set incorrect permissions for an object on unix platforms, which exposes it to an unintended actor.
Vulnerability Details
CVEID: CVE-2016-0394
DESCRIPTION: IBM Integration Bus and WebSphere Message broker set incorrect permissions for an object, which could allow a local attacker to manipulate certain files.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112643 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Affected Products and Versions
IBM Integration Bus V9
WebSphere Message Broker V8
Remediation/Fixes
|
Product | VRMF | APAR | Remediation/Fix |
| IBM Integration Bus | V9 | IT14845 | The APAR is available in Fix Pack 9.0.0.6 |
| WebSphere Message Broker | V8 | IT14845 | The APAR is available in Fix Pack 8.0.0.8 https://www-304.ibm.com/support/docview.wss?uid=swg24042925 |
For unsupported versions of the product, IBM recommends upgrading to a fixed, supported version/release/platform of the product.
The planned maintenance release dates for WebSphere Message Broker and IBM Integration Bus are available at :
http://www.ibm.com/support/docview.wss?rs=849&uid=swg27006308
Workarounds and Mitigations
To mitigate the problem with a current V8 or V9 fix pack installation on Unix platforms, you can run the following commands:
find <IIB install dir>/isadc -type d -exec chmod 755 {} \;
find <IIB install dir>/isadc -type f -exec chmod 644 {} \;
find <IIB install dir>/isadc -type f -name *.sh -print -exec chmod 755
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Important Note
IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.
References
Change History
28-Nov-2016 - Original version Published
04-Apr-2017 - Removed v10 (distributed) from affected list, text change to explicitly mention 'on unix platforms'
*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.
Product Synonym
WMB IIB
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Document Information
Modified date:
23 March 2020
UID
swg21985013