CVE-2019-1002100
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
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.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-1002100
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-1002100.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 1.17.4-1 |
| debian | bullseye | fixed | 1.17.4-1 |
| debian | forky | fixed | 1.17.4-1 |
| debian | sid | fixed | 1.17.4-1 |
| debian | trixie | fixed | 1.17.4-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | k8s.io/kubernetes | >=1.0.0,<=1.10.14 | |
| Go | k8s.io/kubernetes | >=1.11.0,<1.11.8 | 1.11.8 |
| Go | k8s.io/kubernetes | >=1.12.0,<1.12.6 | 1.12.6 |
| Go | k8s.io/kubernetes | >=1.13.0,<1.13.4 | 1.13.4 |
References
- https://www.suse.com/security/cve/CVE-2019-1002100.html
- https://nvd.nist.gov/vuln/detail/CVE-2019-1002100
- https://github.com/kubernetes/kubernetes/issues/74534
- https://access.redhat.com/errata/RHSA-2019:1851
- https://access.redhat.com/errata/RHSA-2019:3239
- https://github.com/kubernetes/kubernetes
- https://groups.google.com/forum/#!topic/kubernetes-announce/vmUUNkYfG9g
- https://security.netapp.com/advisory/ntap-20190416-0002
- https://web.archive.org/web/20210125011246/https://www.securityfocus.com/bid/107290
- https://github.com/advisories/GHSA-q4rr-64r9-fwgf
- https://security-tracker.debian.org/tracker/CVE-2019-1002100
Verify integrity in audit chain (admin only). AS-IS.