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Security Bulletin: API Connect V2018 is impacted by a security degradation vulnerability in Kubernetes (CVE-2019-9946)

Security Bulletin


Summary

IBM API Connect has addressed the following vulnerability.

Vulnerability Details

CVEID: CVE-2019-9946
DESCRIPTION: Kubernetes could provide weaker than expected security, caused by an interaction when paired with the embedded CNI (Container Networking Interface) that uses the portmap plugin. The portmap plugin inserts rules at the front of the iptables nat chains which would take precedence over the KUBE- SERVICES chain. The HostPort/portmap rule allows for matching of incoming traffic even if there are better fitting.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/158803 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
 

Affected Products and Versions

Affected IBM API Management Affected Versions
IBM API Connect 2018.1-2018.4.1.4

Remediation/Fixes

Affected releases Fixed in VRMF APAR Remediation / First Fix
IBM API Connect V2018.1-2018.4.1.4 2018.4.1.5 fixpack

LI80824

Addressed in IBM API Connect v2018.4.1.5 fixpack.
 
All components are impacted.
Follow this link and find the appropriate .ova images for 2018.4.1.5.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

May 19, 2019: Original bulletin published

*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.

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Document Information

Modified date:
19 May 2019

UID

ibm10882952