Security Bulletin: Multiple vulnerabilities in IBM Java SDK affect IBM Rational Software Architect and Rational Software Architect for WebSphere Software

Summary

There are multiple vulnerabilities in IBM® SDK Java™ Technology Edition, Versions 7 and 8 that are used by IBM Rational Software Architect and Rational Software Architect for WebSphere Software has addressed the applicable CVEs (CVE-2018-11212 , CVE-2019-2426 ,CVE-2018-12547).

Vulnerability Details

CVEID: CVE-2018-11212 DESCRIPTION: libjpeg is vulnerable to a denial of service, caused by divide-by-zero error in the alloc_sarray function in jmemmgr.c. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 3.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/143429 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2019-2426 DESCRIPTION: An unspecified vulnerability related to the Java SE Networking component could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/155744 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2018-12547 DESCRIPTION: Eclipse OpenJ9 is vulnerable to a buffer overflow, caused by improper bounds checking by the jio_snprintf() and jio_vsnprintf() functions. By sending an overly long argument, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/157512 for more information
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

Rational Software Architect 9.7 and earlier

Rational Software Architect for WebSphere Software 9.7 and earlier

Remediation/Fixes

Update the IBM SDK, Java Technology Edition of the product to address this vulnerability:

9.5 to 9.5.0.3
9.6 to 9.6.1

9.7

| IBM Java SDK/JRE 8 SR5 FP30 IFixes
Rational Software Architect Designer for WebSphere Software (RSAD4WS) |

9.5 to 9.5.0.3
9.6 to 9.6.1

9.7

| IBM Java SDK/JRE 8 SR5 FP30 IFixes
Rational Software Architect (RSA) | 9.0 to 9.0.0.1
9.1 to 9.1.2.3 | IBM Java SDK/JRE 7 SR10 FP40 IFixes
Rational Software Architect for WebSphere Software | 9.0 to 9.0.0.1
9.1 to 9.1.2.3 | IBM Java SDK/JRE 7 SR10 FP40 IFixes

Installation Instructions:

For instructions on installing this update using Installation Manager, review the topic Updating Installed Product Packages in the IBM Knowledge Center.

Instructions to download and install the update from the compressed files:

1. Download the update files from Fix Central by following the link listed in the download table above

2. Extract the compressed files in an appropriate directory.

For example, choose to extract to C:\temp\update

3. Start IBM Installation Manager.

4. On the Start page of Installation Manager, click File > Preferences, and then clickRepositories. The Repositories page opens.

5. On the Repositories page, click Add Repository.

6. In the Add repository window, browse to or enter the file path to the repository.config file, which is located in the directory where you extracted the compressed files and then click OK.

For example, enter C:\temp\update\repository.config.

7. Click OK to close the Preference page.

8. Install the update as described in the the topic Updating Installed Product Packages in the IBM Knowledge Center for your product and version.

Workarounds and Mitigations

None