CVE-2021-25740
Kubernetes Confused Deputy Network Access Vulnerability
Description
A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.
INFO
Published Date :
Sept. 20, 2021, 5:15 p.m.
Last Modified :
Nov. 21, 2024, 5:55 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
1.6
Public PoC/Exploit Available at Github
CVE-2021-25740 has a 4 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-2021-25740.
| URL | Resource |
|---|---|
| https://github.com/kubernetes/kubernetes/issues/103675 | Mitigation Third Party Advisory |
| https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE | Mailing List Mitigation Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20211014-0001/ | Third Party Advisory |
| https://github.com/kubernetes/kubernetes/issues/103675 | Mitigation Third Party Advisory |
| https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE | Mailing List Mitigation Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20211014-0001/ | 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).
None
⚙ DevSecOps Kubernetes Playground ("A Hacker's Guide to Kubernetes")
Dockerfile Shell Ruby Smarty Jinja HCL
book website
kubernetes security
A curated list for Awesome Kubernetes Security resources
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-25740 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-25740 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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://github.com/kubernetes/kubernetes/issues/103675 Added Reference https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE Added Reference https://security.netapp.com/advisory/ntap-20211014-0001/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Nov. 06, 2021
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20211014-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20211014-0001/ Third Party Advisory -
CVE Modified by [email protected]
Oct. 14, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20211014-0001/ [No Types Assigned] -
Initial Analysis by [email protected]
Oct. 01, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:M/Au:S/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N Changed Reference Type https://github.com/kubernetes/kubernetes/issues/103675 No Types Assigned https://github.com/kubernetes/kubernetes/issues/103675 Mitigation, Third Party Advisory Changed Reference Type https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE No Types Assigned https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE Mailing List, Mitigation, Third Party Advisory Added CWE NIST CWE-610 Added CPE Configuration OR *cpe:2.3:a:kubernetes:kubernetes:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-25740 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-2021-25740
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.08 }} -0.02%
score
0.31683
percentile