Security Bulletin
Summary
IBM Cloud Private is vulnerable to Kubernetes vulnerabilities
Vulnerability Details
CVEID: CVE-2020-8554
DESCRIPTION: Kubernetes could allow a remote authenticated attacker to bypass security restrictions, caused by a flaw when using LoadBalancer or ExternalIPs. By using man-in-the-middle attack techniques, an attacker could exploit this vulnerability to patch the status of a LoadBalancer service.
CVSS Base score: 6.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/192721 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
Affected Products and Versions
Affected Product(s) | Version(s) |
IBM Cloud Private | 3.2.1 CD |
IBM Cloud Private | 3.2.2 CD |
Remediation/Fixes
- IBM Cloud Private 3.2.1
- IBM Cloud Private 3.2.2
For IBM Cloud Private 3.1.0, 3.1.1, 3.1.2, 3.2.0:
- Upgrade to the latest Continuous Delivery (CD) update package, IBM Cloud Private 3.2.2.
- If required, individual product fixes can be made available between CD update packages for resolution of problems. Contact IBM support for assistance
Workarounds and Mitigations
None
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References
Change History
02 Sep 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:
02 September 2021
UID
ibm16486063