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Security Bulletin: Vulnerabilities in IBM Java Runtime affect IBM Integration Bus and IBM App Connect Enterpise v11, v12 (CVE-2020-27221)

Security Bulletin


Summary

Vulnerabilities in IBM® SDK Java™ Technology ,used by IBM Integration Bus & IBM App Connect Enterprise v11, v12. These issues were disclosed as part of the IBM Java SDK updates in January 2021.

Vulnerability Details

CVEID:   CVE-2020-27221
DESCRIPTION:   Eclipse OpenJ9 is vulnerable to a stack-based buffer overflow when the virtual machine or JNI natives are converting from UTF-8 characters to platform encoding. By sending an overly long string, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/195353 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

IBM App Connect Enterprise V11 , V11.0.0.0 - V11.0.0.13

IBM Integration Bus V10.0.0.0 - V10.0.0.23

IBM App Connect Enterprise V12 12.0.1.0




Remediation/Fixes

Product
VRMF
APAR
Remediation / Fix
IBM App Connect Enterprise V12V12.0.1.0IT36290
Interim fix (for APAR IT36290 ) available here on IBM Fix Central
IBM App Connect Enterprise V11V11.0.0.0 - V11.0.0.13IT36290
Interim fix (for APAR IT36290 ) available here on IBM Fix Central
IBM Integration BusV10.0.0.0 - V10.0.0.24IT36290
The APAR is available in fixpack 10.0.0.24


Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

19 Aug 2021: Initial Publication

*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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Document Information

Modified date:
19 August 2021

UID

ibm16482487