8.8
HIGH
CVE-2021-27201
Endian Firewall Community Command Injection Vulnerability
Description

Endian Firewall Community (aka EFW) 3.3.2 allows remote authenticated users to execute arbitrary OS commands via shell metacharacters in a backup comment.

INFO

Published Date :

Feb. 15, 2021, 7:15 p.m.

Last Modified :

Nov. 21, 2024, 5:57 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Public PoC/Exploit Available at Github

CVE-2021-27201 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2021-27201 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Endian firewall_community
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-2021-27201.

URL Resource
https://github.com/MucahitSaratar/endian_firewall_authenticated_rce Exploit Third Party Advisory
https://sourceforge.net/projects/efw/files/Development/EFW-3.3.2/ Release Notes Third Party Advisory
https://www.endian.com/company/news/endian-community-releases-new-version-332-148/ Release Notes Vendor Advisory
https://github.com/MucahitSaratar/endian_firewall_authenticated_rce Exploit Third Party Advisory
https://sourceforge.net/projects/efw/files/Development/EFW-3.3.2/ Release Notes Third Party Advisory
https://www.endian.com/company/news/endian-community-releases-new-version-332-148/ Release Notes Vendor 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

Updated: 4 years, 3 months ago
1 stars 1 fork 1 watcher
Born at : Feb. 11, 2021, 5:38 p.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-27201 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-27201 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/MucahitSaratar/endian_firewall_authenticated_rce
    Added Reference https://sourceforge.net/projects/efw/files/Development/EFW-3.3.2/
    Added Reference https://www.endian.com/company/news/endian-community-releases-new-version-332-148/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Jul. 12, 2022

    Action Type Old Value New Value
    Changed CWE CWE-88 CWE-78
  • Initial Analysis by [email protected]

    Feb. 23, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/MucahitSaratar/endian_firewall_authenticated_rce No Types Assigned https://github.com/MucahitSaratar/endian_firewall_authenticated_rce Exploit, Third Party Advisory
    Changed Reference Type https://sourceforge.net/projects/efw/files/Development/EFW-3.3.2/ No Types Assigned https://sourceforge.net/projects/efw/files/Development/EFW-3.3.2/ Release Notes, Third Party Advisory
    Changed Reference Type https://www.endian.com/company/news/endian-community-releases-new-version-332-148/ No Types Assigned https://www.endian.com/company/news/endian-community-releases-new-version-332-148/ Release Notes, Vendor Advisory
    Added CWE NIST CWE-88
    Added CPE Configuration OR *cpe:2.3:a:endian:firewall_community:3.3.2:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-27201 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.61 }} -2.17%

score

0.80073

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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Latest DB Update: Jun. 17, 2025 13:24