Description
It was found that OpenShift Container Platform versions 3.6.x - 4.6.0 does not perform SSH Host Key checking when using ssh key authentication during builds. An attacker, with the ability to redirect network traffic, could use this to alter the resulting build output.
CVSS breakdown
CVSS 3.0
Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
Low
Affected products
- RedHat / atomic-openshift3.6.x - 4.0.0 – 3.6.x - 4.0.0
References
- MISChttps://docs.openshift.com/container-platform/3.11/dev_guide/builds/build_inputs.html#source-secrets-ssh-key-authentication
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10150
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2019:2989
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2019:3007
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2019:3143
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2019:3811