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Security Bulletin: Multiple vulnerabilities may affect IBM® SDK, Java™ Technology Edition

Security Bulletin


Summary

Java SE issues disclosed in the Oracle January 2019 Critical Patch Update, plus three additional vulnerabilities

Vulnerability Details

CVE IDs: CVE-2018-11212 CVE-2019-2426 CVE-2019-2449 CVE-2019-2422 CVE-2018-12547 CVE-2018-12549 CVE-2018-1890

DESCRIPTION: This bulletin covers all applicable Java SE CVEs published by Oracle as part of their January 2019 Critical Patch Update, plus three additional vulnerabilities. For more information please refer to  Oracle's January 2019 CPU Advisory  and the X-Force database entries referenced below.

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-2019-2449
DESCRIPTION: An unspecified vulnerability related to the Java SE Deployment component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base Score: 3.1
CVSS Temporal Score: See  https://exchange.xforce.ibmcloud.com/vulnerabilities/155766  for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID:  CVE-2019-2422
DESCRIPTION: An unspecified vulnerability related to the Java SE Libraries component could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors.
CVSS Base Score: 3.1
CVSS Temporal Score: See  https://exchange.xforce.ibmcloud.com/vulnerabilities/155741  for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/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)

CVEID: CVE-2018-12549
DESCRIPTION: Eclipse OpenJ9 could allow a remote attacker to execute arbitrary code on the system, caused by the failure to omit a null check on the receiver object of an Unsafe call when accelerating it. An attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/157513 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)

CVEID: CVE-2018-1890
DESCRIPTION: IBM SDK, Java Technology Edition Version 8 on the AIX platform uses absolute RPATHs which may facilitate code injection and privilege elevation by local users.
CVSS Base Score: 5.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/152081  for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L)


Affected Products and Versions

IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 35 and earlier releases
IBM SDK, Java Technology Edition, Version 7R1 Service Refresh 4 Fix Pack 35 and earlier releases
IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 27 and earlier releases

Note 1: CVE-2018-12547 and CVE-2018-12549 do not apply to IBM SDK, Java Technology Edition on Solaris, HP-UX and Mac OS.
Note 2: CVE-2018-12549 only applies to IBM SDK, Java Technology Edition, Version 8 Service Refresh 5  to IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 27 (inclusive)
Note 3: CVE-2018-1890 only applies to IBM SDK, Java Technology Edition on AIX.

For detailed information on which CVEs affect which releases, please refer to the  IBM SDK, Java Technology Edition Security Vulnerabilities page .

Remediation/Fixes

Fixes for applicable vulnerabilities are included in IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 40 and subsequent releases
Fixes for applicable vulnerabilities are included in IBM SDK, Java Technology Edition, Version 7R1 Service Refresh 4 Fix Pack 40 and subsequent releases
Fixes for applicable vulnerabilities are included in IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 30 and subsequent releases

IBM SDK, Java Technology Edition releases can be downloaded, subject to the terms of the developerWorks license, from the  Java Developer Center .

IBM customers requiring an update for an SDK shipped with an IBM product should contact  IBM support , and/or refer to the appropriate product security bulletin.

APAR numbers are as follows:

IJ13343  (CVE-2018-11212)
IJ13344  (CVE-2019-2426)
IJ13345  (CVE-2019-2449)
IJ13346  (CVE-2019-2422)
IJ14173 (CVE-2018-12547)
IJ14174 (CVE-2018-12549)
IJ14187 (CVE-2018-1890)


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Reference

Complete CVSS v3 Guide
On-line Calculator v3

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

March 1 2019: Original Version 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 Security Bulletin.

Disclaimer

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.

Document information

More support for: Runtimes for Java Technology

Software version: All Versions

Operating system(s): Platform Independent

Reference #: 0873332

Modified date: 01 March 2019