IBM SECURITY ADVISORY First Issued: Wed Sep 19 08:42:00 CDT 2018 The most recent version of this document is available here: http://aix.software.ibm.com/aix/efixes/security/java_july2018_advisory.asc https://aix.software.ibm.com/aix/efixes/security/java_july2018_advisory.asc ftp://aix.software.ibm.com/aix/efixes/security/java_july2018_advisory.asc Security Bulletin: Multiple vulnerabilities in IBM Java SDK affect AIX =============================================================================== SUMMARY: There are multiple vulnerabilities in IBM SDK Java Technology Edition, Versions 7, 7.1, 8 that are used by AIX. These issues were disclosed as part of the IBM Java SDK updates in July 2018. =============================================================================== VULNERABILITY DETAILS: CVEID: CVE-2018-1517 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1517 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1517 DESCRIPTION: A flaw in the java.math component in IBM SDK, Java Technology Edition may allow an attacker to inflict a denial-of-service attack with specially crafted String data. CVSS Base Score: 5.9 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/141681 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H) CVEID: CVE-2018-1656 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1656 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1656 DESCRIPTION: The IBM Java Runtime Environment''s Diagnostic Tooling Framework for Java (DTFJ) does not protect against path traversal attacks when extracting compressed dump files. CVSS Base Score: 7.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/144882 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N) CVEID: CVE-2018-2973 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-2973 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-2973 DESCRIPTION: An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded JSSE component could allow an unauthenticated attacker to cause no confidentiality impact, high integrity impact, and no availability impact. CVSS Base Score: 5.9 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/146835 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N) CVEID: CVE-2018-2952 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-2952 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-2952 DESCRIPTION: An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit Concurrency 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/146815 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2018-2940 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-2940 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-2940 DESCRIPTION: An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded Libraries component could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors. CVSS Base Score: 4.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/146803 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N) CVEID: CVE-2018-2964 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-2964 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-2964 DESCRIPTION: An unspecified vulnerability in Oracle Java SE related to the Java SE Deployment component could allow an unauthenticated attacker to take control of the system. CVSS Base Score: 8.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/146827 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H) CVEID: CVE-2018-12539 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12539 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12539 DESCRIPTION: Eclipse OpenJ9 could allow a local attacker to gain elevated privileges on the system, caused by the failure to restrict the use of Java Attach API to connect to an Eclipse OpenJ9 or IBM JVM on the same machine and use Attach API operations to only the process owner. An attacker could exploit this vulnerability to execute untrusted native code and gain elevated privileges on the system. CVSS Base Score: 8.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148389 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: AIX 5.3, 6.1, 7.1, 7.2 VIOS 2.2.x The following fileset levels (VRMF) are vulnerable, if the respective Java version is installed: For Java7: Less than 7.0.0.630 For Java7.1: Less than 7.1.0.430 For Java8: Less than 8.0.0.521 Note: To find out whether the affected Java filesets are installed on your systems, refer to the lslpp command found in AIX user's guide. Example: lslpp -L | grep -i java REMEDIATION: Note: Recommended remediation is to always install the most recent Java package available for the respective Java version. IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 30 and subsequent releases: 32-bit: https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/IBM+SDKs+for+Java+Technology/Java+Standard+Edition+%28Java+SE%29&release=7.0.0.0&platform=AIX+32-bit,+pSeries&function=all 64-bit: https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/IBM+SDKs+for+Java+Technology/Java+Standard+Edition+%28Java+SE%29&release=7.0.0.0&platform=AIX+64-bit,+pSeries&function=all IBM SDK, Java Technology Edition, Version 7R1 Service Refresh 4 Fix Pack 30 and subsequent releases: 32-bit: https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/IBM+SDKs+for+Java+Technology/Java+Standard+Edition+%28Java+SE%29&release=7.1.0.0&platform=AIX+32-bit,+pSeries&function=all 64-bit: https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/IBM+SDKs+for+Java+Technology/Java+Standard+Edition+%28Java+SE%29&release=7.1.0.0&platform=AIX+64-bit,+pSeries&function=all IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 21 and subsequent releases: 32-bit: https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/IBM+SDKs+for+Java+Technology/Java+Standard+Edition+%28Java+SE%29&release=8.0.0.0&platform=AIX+32-bit,+pSeries&function=all 64-bit: https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/IBM+SDKs+for+Java+Technology/Java+Standard+Edition+%28Java+SE%29&release=8.0.0.0&platform=AIX+64-bit,+pSeries&function=all WORKAROUNDS AND MITIGATIONS: None. =============================================================================== CONTACT US: If you would like to receive AIX Security Advisories via email, please visit "My Notifications": http://www.ibm.com/support/mynotifications To view previously issued advisories, please visit: http://www14.software.ibm.com/webapp/set2/subscriptions/onvdq Contact IBM Support for questions related to this announcement: http://ibm.com/support/ https://ibm.com/support/ To obtain the OpenSSL public key that can be used to verify the signed advisories and ifixes: Download the key from our web page: http://www.ibm.com/systems/resources/systems_p_os_aix_security_pubkey.txt Please contact your local IBM AIX support center for any assistance. REFERENCES: Complete CVSS v2 Guide: http://www.first.org/cvss/v2/guide On-line Calculator v2: http://nvd.nist.gov/CVSS-v2-Calculator Complete CVSS v3 Guide: http://www.first.org/cvss/user-guide On-line Calculator v3: http://www.first.org/cvss/calculator/3.0 RELATED INFORMATION: Security Bulletin: Multiple vulnerabilities in IBM Java SDK affect AIX http://www-01.ibm.com/support/docview.wss?uid=ibm10730909 ACKNOWLEDGEMENTS: None. CHANGE HISTORY: First Issued: Wed Sep 19 08:42:00 CDT 2018 =============================================================================== *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.