Security Bulletin
Summary
IBM App Connect Enterprise Certified Container Operator and IntegrationServer operands may be vulnerable to denial of service if forced to process a malicious archive stream. This bulletin provides patch information to address the reported vulnerability CVE-2021-39293.
Vulnerability Details
CVEID: CVE-2021-39293
DESCRIPTION: Golang Go is vulnerable to a denial of service, caused by a flaw in the NewReader and OpenReader functions in archive/zip. By sending a specially-crafted archive header, a remote attacker could exploit this vulnerability to cause a panic, which results in a denial of service.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/220196 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
| Affected Product(s) | Version(s) |
| App Connect Enterprise Certified Container | 1.1-eus with Operator |
| App Connect Enterprise Certified Container | 2.1 with Operator |
| App Connect Enterprise Certified Container | 3.0 with Operator |
| App Connect Enterprise Certified Container | 3.1 with Operator |
| App Connect Enterprise Certified Container | 4.0 with Operator |
| App Connect Enterprise Certified Container | 4.1 with Operator |
Remediation/Fixes
App Connect Enterprise Certified Container 2.1, 3.0, 3.1, 4.0 and 4.1 (Continuous Delivery)
Upgrade to App Connect Enterprise Certified Container Operator version 4.2.0 or higher, and ensure that all IntegrationServer components are at 12.0.4.0-r2 or higher. Documentation on the upgrade process is available at https://www.ibm.com/docs/en/app-connect/containers_cd?topic=releases-upgrading-operator
App Connect Enterprise Certified Container 1.1 EUS (Extended Update Support)
Upgrade to App Connect Enterprise Certified Container Operator version 1.1.9 or higher, and ensure that all DesignerAuthoring and IntegrationServer components are at 11.0.0.17-r2-eus or higher. Documentation on the upgrade process is available at https://www.ibm.com/docs/en/app-connect/containers_eus?topic=releases-upgrading-operator
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
25 May 2022: 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
Was this topic helpful?
Document Information
Modified date:
26 May 2022
Initial Publish date:
25 May 2022
UID
ibm16590253