Security Bulletin
Summary
Java SE issues disclosed in the Oracle January 2021 Critical Patch Update, plus CVE-2020-27221
Vulnerability Details
CVEID: CVE-2020-14803
DESCRIPTION: An unspecified vulnerability in Java SE could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/190121 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID: CVE-2020-27221
DESCRIPTION: Eclipse OpenJ9 is vulnerable to a stack-based buffer overflow when the virtual machine or JNI natives are converting from UTF-8 characters to platform encoding. By sending an overly long string, 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/195353 for the current score.
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
7.0.0.0 - 7.0.10.75
7.1.0.0 - 7.1.4.75
8.0.0.0 - 8.0.6.20
11.0.9.0
For detailed information on which CVEs affect which releases, please refer to the IBM SDK, Java Technology Edition Security Vulnerabilities page.
Remediation/Fixes
7.0.10.80
7.1.4.80
8.0.6.25
11.0.10.0
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:
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Oracle January 2021 Java SE Critical Patch Update Advisory
IBM SDK, Java Technology Edition Security Vulnerabilities
Change History
11 Feb 2021: 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.
Document Location
Worldwide
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Document Information
Modified date:
11 February 2021
UID
ibm16414721