CVE-2021-25743
kubectl Terminal Output Meta Sequence Injection Vulnerability
Description
kubectl does not neutralize escape, meta or control sequences contained in the raw data it outputs to a terminal. This includes but is not limited to the unstructured string fields in objects such as Events.
INFO
Published Date :
Jan. 7, 2022, 12:15 a.m.
Last Modified :
Feb. 28, 2022, 3:22 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
1.3
Public PoC/Exploit Available at Github
CVE-2021-25743 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-2021-25743.
| URL | Resource |
|---|---|
| https://github.com/kubernetes/kubernetes/issues/101695 | Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20220217-0003/ | 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).
Recording Framework for CAShift
Shell Python HTML Go Dockerfile C
A proof of concept Docker image for escaping Kubernetes via terminals
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-2021-25743 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-25743 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]
Feb. 28, 2022
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20220217-0003/ No Types Assigned https://security.netapp.com/advisory/ntap-20220217-0003/ Third Party Advisory -
CVE Modified by [email protected]
Feb. 17, 2022
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20220217-0003/ [No Types Assigned] -
Reanalysis by [email protected]
Jan. 25, 2022
Action Type Old Value New Value Removed CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:P/A:P) Added CVSS V2 NIST (AV:N/AC:H/Au:S/C:N/I:P/A:N) Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H Added CVSS V3.1 NIST AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:N -
Initial Analysis by [email protected]
Jan. 13, 2022
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H Changed Reference Type https://github.com/kubernetes/kubernetes/issues/101695 No Types Assigned https://github.com/kubernetes/kubernetes/issues/101695 Vendor Advisory Added CWE NIST NVD-CWE-Other Added CPE Configuration OR *cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* versions up to (including) 1.18.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-25743 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-2021-25743
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.05 }} 0.00%
score
0.20578
percentile