IBM SECURITY ADVISORY First Issued: Wed Feb 23 08:12:23 CST 2022 |Updated: Thu Jun 23 13:28:33 CDT 2022 |Update: Corrected the affected fileset levels. The most recent version of this document is available here: http://aix.software.ibm.com/aix/efixes/security/java_feb2022_advisory.asc https://aix.software.ibm.com/aix/efixes/security/java_feb2022_advisory.asc ftp://aix.software.ibm.com/aix/efixes/security/java_feb2022_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 used by AIX. AIX has addressed the applicable CVEs. =============================================================================== VULNERABILITY DETAILS: CVEID: CVE-2021-35560 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35560 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35560 DESCRIPTION: An unspecified vulnerability in Java SE related to the Deployment component could allow an unauthenticated attacker to take control of the system. CVSS Base Score: 7.5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/211636 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H) CVEID: CVE-2021-35586 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35586 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35586 DESCRIPTION: An unspecified vulnerability in Java SE related to the ImageIO 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/211661 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-2021-35578 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35578 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35578 DESCRIPTION: An unspecified vulnerability in Java SE related to the JSSE 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/211654 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-2021-35564 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35564 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35564 DESCRIPTION: An unspecified vulnerability in Java SE related to the Keytool component could allow an unauthenticated attacker to cause no confidentiality impact, low integrity impact, and no availability impact. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/211640 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:L/A:N) CVEID: CVE-2021-35559 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35559 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35559 DESCRIPTION: An unspecified vulnerability in Java SE related to the Swing 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/211635 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-2021-35556 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35556 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35556 DESCRIPTION: An unspecified vulnerability in Java SE related to the Swing 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/211632 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-2021-35565 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35565 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35565 DESCRIPTION: An unspecified vulnerability in Java SE related to the JSSE 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/211641 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-2021-41035 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41035 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41035 DESCRIPTION: Eclipse Openj9 could allow a remote attacker to gain elevated privileges on the system, caused by not throwing IllegalAccessError for MethodHandles that invoke inaccessible interface methods. By persuading a victim to execute a specially-crafted program under a security manager, an attacker could exploit this vulnerability to gain elevated privileges and execute arbitrary code on the system. CVSS Base Score: 7.7 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/212010 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H) CVEID: CVE-2021-2341 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-2341 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-2341 DESCRIPTION: An unspecified vulnerability in Java SE related to the 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/205768 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) AFFECTED PRODUCTS AND VERSIONS: AIX 7.1, 7.2, 7.3 VIOS 3.1 The vulnerabilities in the following filesets are being addressed: key_fileset = java Fileset Lower Level Upper Level KEY --------------------------------------------------------- Java7.jre 7.0.0.0 7.0.0.690 key_w_fs Java7.sdk 7.0.0.0 7.0.0.690 key_w_fs Java7.1.jre 7.1.0.0 7.1.0.490 key_w_fs Java7.1.sdk 7.1.0.0 7.1.0.490 key_w_fs Java8.jre 8.0.0.0 8.0.0.690 key_w_fs Java8.sdk 8.0.0.0 8.0.0.690 key_w_fs Java7_64.jre 7.0.0.0 7.0.0.690 key_w_fs Java7_64.sdk 7.0.0.0 7.0.0.690 key_w_fs Java7.1_64.jre 7.1.0.0 7.1.0.490 key_w_fs Java7.1_64.sdk 7.1.0.0 7.1.0.490 key_w_fs Java8_64.jre 8.0.0.0 8.0.0.690 key_w_fs Java8_64.sdk 8.0.0.0 8.0.0.690 key_w_fs 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: A. FIXES AIX and VIOS fixes are available. The AIX and VIOS fixes can be downloaded via ftp or http from: ftp://aix.software.ibm.com/aix/efixes/security/java_feb2022_fix.tar http://aix.software.ibm.com/aix/efixes/security/java_feb2022_fix.tar https://aix.software.ibm.com/aix/efixes/security/java_feb2022_fix.tar The link above is to a tar file containing this signed advisory, fix packages, and OpenSSL signatures for each package. The fixes below include prerequisite checking. This will enforce the correct mapping between the fixes and AIX Technology Levels. Java Fix (*.Z) KEY --------------------------------------------------------- 7.0.0 java7_32_installp_7.0.0.700.tar.gz key_w_fix 7.0.0 java7_64_installp_7.0.0.700.tar.gz key_w_fix 7.1.0 java7r1_32_installp_7.1.0.500.tar.gz key_w_fix 7.1.0 java7r1_64_installp_7.1.0.500.tar.gz key_w_fix 8.0.0 java8_32_installp_8.0.0.700.tar.gz key_w_fix 8.0.0 java8_64_installp_8.0.0.700.tar.gz key_w_fix To extract the fixes from the tar file: tar xvf java_feb2022_fix.tar cd java_feb2022_fix Verify you have retrieved the fixes intact: The checksums below were generated using the "openssl dgst -sha256 [filename]" command as the following: openssl dgst -sha256 filename KEY ----------------------------------------------------------------------------------------------------------------- cfc5f150b3db98439630b922760ad737a99d067027edb099d2c4e63f3a8028c8 java7_32_installp_7.0.0.700.tar.gz key_w_csum f20e4d9ad81387add75c5cdf0b290c9c5f5726608a6d5bcdb394cd90253f94cb java7_64_installp_7.0.0.700.tar.gz key_w_csum 4cc0aff3158dc22fb80367d594d2edd904b61404357491ae3f0b34f0fb51c2f2 java7r1_32_installp_7.1.0.500.tar.gz key_w_csum 06ff63c1dbf228c900fb20a90dc0f6c755411ccb90ef2f8441646e5609ef0f9e java7r1_64_installp_7.1.0.500.tar.gz key_w_csum 4183a069cd0d48d6f321cc4480a8a1aeae0e6e8ef5ee8e3a979c8d5f8091a819 java8_32_installp_8.0.0.700.tar.gz key_w_csum edbb292e600fa946bcd9b2cc10561f03bb15b00d7a290be668627fbcd4313b76 java8_64_installp_8.0.0.700.tar.gz key_w_csum These sums should match exactly. The OpenSSL signatures in the tar file and on this advisory can also be used to verify the integrity of the fixes. If the sums or signatures cannot be confirmed, contact IBM Support at http://ibm.com/support/ and describe the discrepancy. openssl dgst -sha256 -verify [pubkey_file] -signature [advisory_file].sig [advisory_file] openssl dgst -sha256 -verify [pubkey_file] -signature [ifix_file].sig [ifix_file] Published advisory OpenSSL signature file location: http://aix.software.ibm.com/aix/efixes/security/java_feb2022_advisory.asc.sig https://aix.software.ibm.com/aix/efixes/security/java_feb2022_advisory.asc.sig ftp://aix.software.ibm.com/aix/efixes/security/java_feb2022_advisory.asc.sig B. FIX AND INTERIM FIX INSTALLATION If possible, it is recommended that a mksysb backup of the system be created. Verify it is both bootable and readable before proceeding. To preview a fix installation: installp -a -d fix_name -p all # where fix_name is the name of the # fix package being previewed. To install a fix package: installp -a -d fix_name -X all # where fix_name is the name of the # fix package being installed. 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: ftp://ftp.software.ibm.com/systems/power/AIX/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 https://www.ibm.com/support/pages/node/6558908 ACKNOWLEDGEMENTS: None. CHANGE HISTORY: First Issued: Wed Feb 23 08:12:23 CST 2022 | Updated: Thu Jun 23 13:28:33 CDT 2022 | Update: Corrected the affected fileset levels. =============================================================================== *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.