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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.2919 Multiple vulnerabilities may affect IBM SDK, Java Technology Edition 5 August 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Java Publisher: IBM Operating System: Linux variants Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Increased Privileges -- Existing Account Modify Arbitrary Files -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-11775 CVE-2019-11772 CVE-2019-11771 CVE-2019-7317 CVE-2019-4473 CVE-2019-2816 CVE-2019-2786 CVE-2019-2769 CVE-2019-2766 CVE-2019-2762 Reference: ASB-2019.0212 ESB-2019.2898 ESB-2019.2879 ESB-2019.2874.2 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=ibm10960422 - --------------------------BEGIN INCLUDED TEXT-------------------- Multiple vulnerabilities may affect IBM® SDK, Javaâ\x{132}¢ Technology Edition Product: IBM Java Software version: All Versions Operating system(s): Platform Independent Reference #: 0960422 Security Bulletin Summary Java SE issues disclosed in the Oracle July 2019 Critical Patch Update, plus four additional vulnerabilities Vulnerability Details VULNERABILITY DETAILS: CVE IDs: CVE-2019-7317 CVE-2019-2769 CVE-2019-2762 CVE-2019-2816 CVE-2019-2786 CVE-2019-2766 CVE-2019-11772 CVE-2019-11775 CVE-2019-4473 CVE-2019-11771 DESCRIPTION: This bulletin covers all applicable Java SE CVEs published by Oracle as part of their July 2019 Critical Patch Update, plus four additional vulnerabilities. For more information please refer to Oracle's July 2019 CPU Advisory and the X-Force database entries referenced below. CVEID: CVE-2019-7317 DESCRIPTION: libpng is vulnerable to a denial of service, caused by a use-after-free in png_image_free in png.c. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to cause a denial of service. CVSS Base Score: 3.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 156548 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-2019-2769 DESCRIPTION: An unspecified vulnerability related to the Java SE Utilities 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: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163832 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2019-2762 DESCRIPTION: An unspecified vulnerability related to the Java SE Utilities 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: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163826 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2019-2816 DESCRIPTION: An unspecified vulnerability 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/ 163878 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:L/A:N) CVEID: CVE-2019-2786 DESCRIPTION: An unspecified vulnerability related to the Java SE Security component could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors. CVSS Base Score: 3.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163849 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N) CVEID: CVE-2019-2766 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: 3.1 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163829 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-2019-11772 DESCRIPTION: Eclipse OpenJ9 could allow a local attacker to gain elevated privileges on the system, caused by an out-of-bounds write in the String.getBytes method. An attacker could exploit this vulnerability to corrupt memory and write to any 32-bit address or beyond the end of a byte array within Java code run under a SecurityManager. CVSS Base Score: 8.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163990 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) CVEID: CVE-2019-11775 DESCRIPTION: Eclipse OpenJ9 could allow a local attacker to gain elevated privileges on the system, caused by an error where the loop versioner fails to privatize a value that is pulled out of the loop by versioning. An attacker could exploit this vulnerability to corrupt memory and trigger an out-of-array-bounds and perform invalid actions. CVSS Base Score: 8.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 164479 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) CVEID: CVE-2019-4473 DESCRIPTION: Multiple binaries in IBM SDK, Java Technology Edition on the AIX platform use insecure absolute RPATHs, which may facilitate code injection and privilege elevation by local users. CVSS Base Score: 8.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163984 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) CVEID: CVE-2019-11771 DESCRIPTION: Eclipse OpenJ9 could allow a local attacker to gain elevated privileges on the system, caused by the inclusion of unused RPATHS in AIX builds. An attacker could exploit this vulnerability to inject code and gain elevated privileges on the system. CVSS Base Score: 8.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163989 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) Affected Products and Versions IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 45 and earlier releases IBM SDK, Java Technology Edition, Version 7R1 Service Refresh 4 Fix Pack 45 and earlier releases IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 37 and earlier releases 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 50 and subsequent releases Fixes for applicable vulnerabilities are included in IBM SDK, Java Technology Edition, Version 7R1 Service Refresh 4 Fix Pack 50 and subsequent releases Fixes for applicable vulnerabilities are included in IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 40 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: IJ17990 (CVE-2019-7317) IJ17991 (CVE-2019-2769) IJ17992 (CVE-2019-2762) IJ17993 (CVE-2019-2816) IJ17994 (CVE-2019-2786) IJ17995 (CVE-2019-2766) IJ17984 (CVE-2019-11772) IJ18003 (CVE-2019-11775) IJ17983 (CVE-2019-4473) IJ17982 (CVE-2019-11771) Important Note IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site . Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk. Oracle July 2019 Java SE Critical Patch Update Advisory IBM SDK, Java Technology Edition Security Vulnerabilities Change History August 1 2019: Original Version Published - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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