National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-1002100 Detail

Current Description

In all Kubernetes versions prior to v1.11.8, v1.12.6, and v1.13.4, users that are authorized to make patch requests to the Kubernetes API Server can send a specially crafted patch of type "json-patch" (e.g. `kubectl patch --type json` or `"Content-Type: application/json-patch+json"`) that consumes excessive resources while processing, causing a Denial of Service on the API Server.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.0 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/107290 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2019:1851
https://github.com/kubernetes/kubernetes/issues/74534 Third Party Advisory
https://groups.google.com/forum/#!topic/kubernetes-announce/vmUUNkYfG9g Third Party Advisory
https://security.netapp.com/advisory/ntap-20190416-0002/

Technical Details

Vulnerability Type (View All)

  • Uncontrolled Resource Consumption (CWE-400)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
1.11.8
 cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
1.12.0
Up to (excluding)
1.12.6
 cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
1.13.0
Up to (excluding)
1.13.4


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-1002100
NVD Published Date:
04/01/2019
NVD Last Modified:
04/16/2019