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Security Bulletin: IBM App Connect Enterprise Certified Container Integration Servers may be vulnerable to bypassing of access control based on IP addresses due to CVE-2021-29923

Security Bulletin


Summary

IBM App Connect Enterprise Certified Container Integration Servers may be vulnerable to bypassing of access control based on IP addresses due to CVE-2021-29923

Vulnerability Details

CVEID:   CVE-2021-29923
DESCRIPTION:   Golang Go could allow a remote attacker to bypass security restrictions, caused by improper consideration for extraneous zero characters at the beginning of an IP address octet. By sending a specially-crafted request, an attacker could exploit this vulnerability to bypass access control based on IP addresses.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/207025 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)

Affected Products and Versions

Affected Product(s)Version(s)
App Connect Enterprise Certified Container1.0 with Operator
App Connect Enterprise Certified Container1.1 with Operator
App Connect Enterprise Certified Container1.2 with Operator
App Connect Enterprise Certified Container1.3 with Operator
App Connect Enterprise Certified Container1.4 with Operator
App Connect Enterprise Certified Container1.5 with Operator

Remediation/Fixes

App Connect Enterprise Certified Container 1.0, 1.1, 1.2, 1.3, 1.4 and 1.5

Upgrade to App Connect Enterprise Certified Container Operator version 2.0.0 (available in CASE 2.0.0) or higher, and ensure that all components are at 12.0.1.0-r4 or higher.

App Connect Enterprise Certified Container 1.1 LTS

Upgrade to App Connect Enterprise Certified Container Operator version 1.1.4 EUS (available in CASE 1.1.4) or higher, and ensure that all components are at 11.0.0.14-r1-eus or higher.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

See https://www.ibm.com/support/pages/node/6239294 for information supported levels of the ACE Certified Container Operator

Change History

19 Oct 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:
20 October 2021

Initial Publish date:
19 October 2021

UID

ibm16507037

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