CVE-2019-1002100
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. High risk of service disruption.
- Exploit odds
- 16.9% chance of exploitation in the next 30 days (EPSS). Higher than most.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 16.9% in the next 30 days (EPSS).
- Severity: 6.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 16.9% · EPSS, next 30 days
- Weakness
- CWE-770 · Allocation without limits
- Record status
- Modified
Affected
- Kubernetes < 1.11.8
- Kubernetes < 1.12.6
- Kubernetes < 1.13.4
- Redhat Openshift Container Platform 3.10
- Redhat Openshift Container Platform 3.11
Attack profile CVSS 3.1 · 6.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2019-1002100.md and follow it. Check whether this project is affected by CVE-2019-1002100. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/kubernetes/kubernetes/issues/74534
- https://github.com/kubernetes/kubernetes/issues/74534
References
- http://www.securityfocus.com/bid/107290
- https://access.redhat.com/errata/RHSA-2019:1851
- https://access.redhat.com/errata/RHSA-2019:3239
- https://github.com/kubernetes/kubernetes/issues/74534
- https://groups.google.com/forum/#%21topic/kubernetes-announce/vmUUNkYfG9g
- https://security.netapp.com/advisory/ntap-20190416-0002/
- http://www.securityfocus.com/bid/107290
- https://access.redhat.com/errata/RHSA-2019:1851
- https://access.redhat.com/errata/RHSA-2019:3239
- https://github.com/kubernetes/kubernetes/issues/74534
- https://groups.google.com/forum/#%21topic/kubernetes-announce/vmUUNkYfG9g
- https://security.netapp.com/advisory/ntap-20190416-0002/