Security Bulletin
Summary
There is a vulnerability in the Fabric8 Kubernetes client. The library is used by IBM Event Streams.
Vulnerability Details
CVEID: CVE-2021-4178
DESCRIPTION: Fabric8 Kubernetes client could allow a local authenticated attacker to execute arbitrary code on the system, caused by an unsafe deserialization due to improperly configured YAML parsing. By using a specially-crafted YAML file, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 6.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/222690 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| IBM Event Streams |
10.4.0, 10.5.0, 11.0.0 |
Remediation/Fixes
IBM strongly recommends addressing the vulnerability now by upgrading
IBM Event Streams (Continuous Delivery)
- Upgrade to IBM Event Streams 11.0.1 by following the upgrading and migrating documentation.
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
15 June 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
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Document Information
Modified date:
05 July 2022
UID
ibm16601275