CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
Percentile
61.9%
IBM SECURITY ADVISORY
First Issued: Fri May 19 10:29:25 CDT 2023
The most recent version of this document is available here:
https://aix.software.ibm.com/aix/efixes/security/java_may2023_advisory.asc
Security Bulletin: Multiple vulnerabilities in IBM Java SDK affect AIX
===============================================================================
SUMMARY:
There are multiple vulnerabilities in IBM SDK Java Technology Edition,
Version 8 used by AIX. AIX has addressed the applicable CVEs.
===============================================================================
VULNERABILITY DETAILS:
CVEID: CVE-2022-21426
https://vulners.com/cve/CVE-2022-21426
https://vulners.com/cve/CVE-2022-21426
DESCRIPTION: An unspecified vulnerability in Java SE related to the JAXP
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/224714
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-2023-21830
https://vulners.com/cve/CVE-2023-21830
https://vulners.com/cve/CVE-2023-21830
DESCRIPTION: An unspecified vulnerability in Java SE related to the
Serialization component could allow a remote attacker to cause a
denial of service resulting in a low integrity impact using unknown
attack vectors.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/245038
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-2023-21843
https://vulners.com/cve/CVE-2023-21843
https://vulners.com/cve/CVE-2023-21843
DESCRIPTION: An unspecified vulnerability in Java SE related to the
Sound component could allow a remote attacker to cause a denial of
service resulting in a low integrity impact using unknown attack
vectors.
CVSS Base Score: 3.7
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/245037
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:L/A:N)
CVEID: CVE-2023-30441
https://vulners.com/cve/CVE-2023-30441
https://vulners.com/cve/CVE-2023-30441
DESCRIPTION: IBM Runtime Environment, Java Technology Edition IBMJCEPlus
and JSSE 8.0.7.0 through 8.0.7.11 components could expose sensitive
information using a combination of flaws and configurations.
CVSS Base Score: 7.5
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/253188
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
AFFECTED PRODUCTS AND VERSIONS:
AIX 7.2, 7.3
VIOS 3.1
The following fileset levels (VRMF) are vulnerable, if the
respective Java version is installed:
For Java8: Less than 8.0.0.800
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:
IBM strongly recommends addressing the vulnerability now.
Note: Recommended remediation is to always install the most recent
Java package available for the respective Java version.
IBM SDK, Java Technology Edition, Version 8 Service Refresh 8 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
Contact IBM Support for questions related to this announcement:
https://ibm.com/support/
For information on how to securely verify AIX security bulletins and fixes:
https://www.ibm.com/support/pages/node/6985269
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
https://aix.software.ibm.com/aix/efixes/security/systems_p_os_aix_security_pubkey.txt
To verify the AIX/VIOS security bulletin:
Published advisory OpenSSL signature file location:
https://aix.software.ibm.com/aix/efixes/security/perl_advisory6.asc.sig
openssl dgst -sha256 -verify [pubkey_file] -signature [advisory_file].sig [advisory_file]
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/6995887
ACKNOWLEDGEMENTS:
None.
CHANGE HISTORY:
First Issued: Fri May 19 10:29:25 CDT 2023
===============================================================================
*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.
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
Percentile
61.9%