Security Bulletin
Summary
There are multiple vulnerabilities in IBM Java Development kit, Version 7 which is used by IBM Rational Method Composer (RMC). These issues were disclosed as part of the IBM Java SDK updates in July 2018.
Vulnerability Details
CVEID: CVE-2018-1656
DESCRIPTION: The IBM Java Runtime Environment''s Diagnostic Tooling Framework for Java (DTFJ) does not protect against path traversal attacks when extracting compressed dump files.
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/144882 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N)
CVEID: CVE-2018-12539
DESCRIPTION: Eclipse OpenJ9 could allow a local attacker to gain elevated privileges on the system, caused by the failure to restrict the use of Java Attach API to connect to an Eclipse OpenJ9 or IBM JVM on the same machine and use Attach API operations to only the process owner. An attacker could exploit this vulnerability to execute untrusted native code and gain elevated privileges on the system.
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148389 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
Rational Method Composer 7.5.3
Rational Method Composer 7.5.2.4
Remediation/Fixes
For Rational Method Composer 7.5.3 , upgrade the IBM Java development kit used with Rational Method Composer to version 7.1.4.30, which can be downloaded from:
Rational-RMC-7.5.3.0-JavaSE-JDK-7.1SR4FP30
For Rational Method Composer 7.5.2.4 , upgrade the IBM Java development kit used with Rational Method Composer to version 7.0.10.30, which can be downloaded from:
Rational-RMC-7.5.2.4-JavaSE-JDK-7.0SR10FP30
Workarounds and Mitigations
None
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References
Change History
18 October 2018: Initial publication
*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
Rational Method Composer
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Document Information
Modified date:
18 October 2018
Initial Publish date:
18 October 2018
UID
ibm10735541