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HistoryDec 02, 2021 - 2:16 p.m.

Security Bulletin: Multiple Vulnerabilities in IBM® Java SDK affect WebSphere Application Server October 2021 CPU

2021-12-0214:16:45
www.ibm.com
17

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

0.001 Low

EPSS

Percentile

44.5%

Summary

There are multiple vulnerabilities in the IBM® SDK, Java™ Technology Edition that is shipped with IBM WebSphere Application Server. These might affect some configurations of IBM WebSphere Application Server Traditional, IBM WebSphere Application Server Liberty and IBM WebSphere Application Server Hypervisor Edition. These products have addressed the applicable CVEs. If you run your own Java code using the IBM Java Runtime delivered with this product, you should evaluate your code to determine whether the complete list of vulnerabilities is applicable to your code. For a complete list of vulnerabilities, refer to the link for “IBM Java SDK Security Bulletin” located in the References section for more information. HP fixes are on a delayed schedule.

Vulnerability Details

CVEID: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 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID: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 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

Affected Product(s) Version(s)
WebSphere Application Server Liberty Continuous delivery
WebSphere Application Server 9.0
WebSphere Application Server 8.5

Remediation/Fixes

For WebSphere Application Server Liberty:

Upgrade to IBM SDK, Java Technology Edition Version 8 SR7 refer to IBM Java SDKs for Liberty

For Version 9 WebSphere Application Server Traditional:

Update to the IBM SDK, Java Technology Edition, Version 8 Service Refresh 7 using the instructions in the IBM Knowledge Center Installing and updating IBM SDK, Java Technology Edition on distributed environments then use the IBM Installation Manager to access the online product repositories to install the SDK or use IBM Installation Manager and access the packages from Fixcentral.

For V8.5.0.0 through 8.5.5.20 WebSphere Application Server Traditional and WebSphere Application Server Hypervisor Edition:

For the IBM SDK, Java Technology Version that you use, upgrade to the minimal fix pack level of WebSphere Application Server as noted in the interim fix below then apply the interim fixes:

For IBM SDK Java Technology Edition Version 7

  • Apply interim fix PH41740: Will upgrade you to IBM SDK, Java Technology Edition, Version 7 Service Refresh 11.

For IBM SDK Java Technology Edition Version 7R1

  • Apply interim fix PH41738: Will upgrade you to IBM SDK, Java Technology Edition, Version 7R1 Service Refresh 5.

For IBM SDK Java Technology Edition Version 8 SR7

  • For environments that have been upgraded to use the new default IBM SDK Version 8 bundled with WebSphere Application Server Fix Pack 8.5.5.11 or later: Apply interim fix PH41736: Will upgrade you to IBM SDK, Java Technology Edition, Version 8 Service Refresh 7.

OR

  • Apply IBM Java SDK shipped with WebSphere Application Server Fix pack 21 (8.5.5.21) or later (targeted availability 1Q 2022).

For Application Client for WebSphere Application Server:

Follow instructions above for the WebSphere Application Server to download the interim fix needed for your version of the Application Client.

Workarounds and Mitigations

None

How to protect your server from attacks?

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

0.001 Low

EPSS

Percentile

44.5%

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