CVE-2019-11254
"Kubernetes API Server YAML Parsing CPU Exhaustion Vulnerability"
Description
The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML.
INFO
Published Date :
April 1, 2020, 9:15 p.m.
Last Modified :
Oct. 2, 2020, 5:37 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.8
Public PoC/Exploit Available at Github
CVE-2019-11254 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2019-11254.
| URL | Resource |
|---|---|
| https://github.com/kubernetes/kubernetes/issues/89535 | Third Party Advisory |
| https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJ | Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20200413-0003/ | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
⚙ DevSecOps Kubernetes Playground ("A Hacker's Guide to Kubernetes")
Dockerfile Shell Ruby Smarty Jinja HCL
supplychain security
supply-chain golang go-mod
Go Dockerfile
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-11254 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2019-11254 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Oct. 02, 2020
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20200413-0003/ No Types Assigned https://security.netapp.com/advisory/ntap-20200413-0003/ Third Party Advisory Removed CWE NIST CWE-400 Added CWE NIST NVD-CWE-Other -
CVE Modified by [email protected]
Apr. 13, 2020
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20200413-0003/ [No Types Assigned] -
Initial Analysis by [email protected]
Apr. 03, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://github.com/kubernetes/kubernetes/issues/89535 No Types Assigned https://github.com/kubernetes/kubernetes/issues/89535 Third Party Advisory Changed Reference Type https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJ No Types Assigned https://groups.google.com/d/msg/kubernetes-announce/ALL9s73E5ck/4yHe8J-PBAAJ Third Party Advisory Added CWE NIST CWE-400 Added CPE Configuration OR *cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* versions up to (excluding) 1.15.10 *cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* versions from (including) 1.16.0 up to (excluding) 1.16.7 *cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* versions from (including) 1.17.0 up to (excluding) 1.17.3
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-11254 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2019-11254
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.10 }} 0.00%
score
0.41907
percentile