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

Summary

Java SE issues disclosed in the Oracle January 2020 Critical Patch Update, plus one additional vulnerability. This bulletin does not cover CVE-2020-2601, CVE-2020-2654, and CVE-2020-2590. The fixes for these issue are targeted for future releases and will be covered by additional bulletins.

Vulnerability Details

CVEID:CVE-2020-2604
**DESCRIPTION:**An unspecified vulnerability in Java SE could allow an unauthenticated attacker to take control of the system.
CVSS Base score: 8.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174551 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID:CVE-2020-2593
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the Java SE Networking component could allow an unauthenticated attacker to cause low confidentiality impact, low integrity impact, and no availability impact.
CVSS Base score: 4.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174541 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N)

CVEID:CVE-2020-2659
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the Java SE Networking 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: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174606 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2020-2583
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the Java SE Serialization 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: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174531 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2019-4732
**DESCRIPTION:**IBM SDK, Java Technology Edition Version could allow a local authenticated attacker to execute arbitrary code on the system, caused by DLL search order hijacking vulnerability in Microsoft Windows client. By placing a specially-crafted file in a compromised folder, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 7.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/172618 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H)

Affected Products and Versions

7.0.0.0 - 7.0.10.55
7.1.0.0 - 7.1.4.55
8.0.0.0 - 8.0.6.0

Note: CVE-2019-4732 is only applicable on Microsoft Windows.

Remediation/Fixes

7.0.10.60
7.1.4.60
8.0.6.5

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:

IJ22356 (CVE-2020-2604)
IJ22357 (CVE-2020-2593)
IJ22358 (CVE-2020-2659)
IJ22359 (CVE-2020-2583)
IJ22355 (CVE-2019-4732)

Workarounds and Mitigations

None