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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.0072 Security Bulletin: IBM SDK, Java Technology Edition Quarterly CPU - Oct 2020 - Includes Oracle Oct 2020 CPU minus CVE-2020-14782 affects Liberty for Java for IBM Cloud 7 January 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Liberty for Java Publisher: IBM Operating System: Linux variants Impact/Access: Modify Arbitrary Files -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-14798 CVE-2020-14797 CVE-2020-14796 CVE-2020-14792 CVE-2020-14782 CVE-2020-14781 CVE-2020-14779 Reference: ESB-2020.4526 ESB-2020.4454 ESB-2020.4389 Original Bulletin: https://www.ibm.com/support/pages/node/6398384 - --------------------------BEGIN INCLUDED TEXT-------------------- IBM SDK, Java Technology Edition Quarterly CPU - Oct 2020 - Includes Oracle Oct 2020 CPU minus CVE-2020-14782 affects Liberty for Java for IBM Cloud Document Information Document number : 6398384 Modified date : 06 January 2021 Product : Liberty for Java Software version : All Operating system(s): Linux Summary Multiple vulnerabilities in IBM Java SDK affect Liberty for Java October 2020 CPU. Vulnerability Details CVEID: CVE-2020-14792 DESCRIPTION: An unspecified vulnerability in Java SE related to the Hotspot component could allow an unauthenticated attacker to cause low confidentiality impact, low integrity impact, and no availability impact. CVSS Base score: 4.2 CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/ 190110 for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N) CVEID: CVE-2020-14797 DESCRIPTION: An unspecified vulnerability in Java SE related to the Libraries component could allow an unauthenticated attacker to cause no confidentiality impact, low integrity impact, and no availability impact. CVSS Base score: 3.7 CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/ 190115 for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N) CVEID: CVE-2020-14781 DESCRIPTION: An unspecified vulnerability in Java SE related to the JNDI 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/ 190099 for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N) CVEID: CVE-2020-14779 DESCRIPTION: An unspecified vulnerability in Java SE related to the 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/ 190097 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-2020-14798 DESCRIPTION: An unspecified vulnerability in Java SE related to the Libraries component could allow an unauthenticated attacker to cause no confidentiality impact, low integrity impact, and no availability impact. CVSS Base score: 3.1 CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/ 190116 for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N) CVEID: CVE-2020-14796 DESCRIPTION: An unspecified vulnerability in Java SE related to the 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/ 190114 for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N) Affected Products and Versions +--------------------+----------+ |Affected Product(s) |Version(s)| +--------------------+----------+ |Liberty for Java |3.51 | +--------------------+----------+ Remediation/Fixes To upgrade to Liberty for Java v3.52-20201210-1626 or higher, you must re-stage or re-push your application To find the current version of Liberty for Java in IBM Cloud being used, from the command-line Cloud Foundry client by running the following commands: cf ssh <appname> -c cat "staging_info.yml" Look for the following lines: {"detected_buildpack":"Liberty for Java(TM) (WAR, liberty-20.0.0_12, buildpack-v3.51-20201113-1351, ibmjdk-1.8.0_sr6fp16-20200902, env) ","start_command":".liberty/initial_startup.rb"} To re-stage your application using the command-line Cloud Foundry client, use the following command: cf restage <appname> To re-push your application using the command-line Cloud Foundry client, use the following command: cf push <appname> Workarounds and Mitigations None Get Notified about Future Security Bulletins References Complete CVSS v3 Guide On-line Calculator v3 Off Change History 06 Jan 2021: Initial Publication Document Location Worldwide - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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