Description
An out of bound write can occur when patching an Openshift object using the 'oc patch' functionality in OpenShift Container Platform before 3.7. An attacker can use this flaw to cause a denial of service attack on the Openshift master api service which provides cluster management.
CVSS breakdown
CVSS 3.0
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
None
Availability
High
Affected products
- Red Hat / atomic-openshiftatomic-openshift-3.7 – atomic-openshift-3.7
References
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14632
- PATCHhttps://github.com/evanphx/json-patch/commit/4c9aadca8f89e349c999f04e28199e96e81aba03#diff-65c563bba473be9d94ce4d033f74810e
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHBA-2018:2652
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:2654
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:2908
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:2906
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:2709