Security Bulletin
Summary
IBM Integration Bus & IBM App Connect Enterprise V11 ship with Node.js for which vulnerabilities were reported and have been addressed. Vulnerability details are listed below.
Vulnerability Details
CVEID: CVE-2021-22884
DESCRIPTION: Node.js is vulnerable to a denial of service, caused by an error when the allowlist includes "localhost6". By controlling the victim's DNS server or spoofing its responses, an attacker could exploit this vulnerability to bypass the DNS rebinding protection mechanism using the "localhost6" domain and cause a denial of service.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/197191 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H)
CVEID: CVE-2021-22883
DESCRIPTION: Node.js is vulnerable to a denial of service, caused by a file descriptor leak. By making multiple attempts to connect with an 'unknownProtocol', an attacker could exploit this vulnerability to lead to an excessive memory usage and cause the system to run out of memory.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/197190 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
IBM Integration Bus V10.0.0 - V10.0.0.23 (Linux x86-64 and Windows x86-64 only)
IBM App connect Enterprise V11 , V11.0.0.0 - V11.0.0.12
Remediation/Fixes
|
Product
|
VRMF
| APAR |
Remediation / Fix
|
| IBM App Connect Enterprise | V11.0.0.0-V11.0.0.12 | IT36998 |
The APAR is available in fix pack 11.0.0.13
|
| IBM Integration Bus | V10.0.0.0 - V10.0.0.23 | IT36322 |
Interim fix for APAR IT36322 is available from
|
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Acknowledgement
Change History
15 Jun 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:
04 August 2021
Initial Publish date:
15 June 2021
UID
ibm16463977