7.5
HIGH
CVE-2021-20050
SonicWall SMA100 Access Control Improper Access
Description

An Improper Access Control Vulnerability in the SMA100 series leads to multiple restricted management APIs being accessible without a user login, potentially exposing configuration meta-data.

INFO

Published Date :

Dec. 23, 2021, 2:15 a.m.

Last Modified :

Oct. 21, 2022, 8:03 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2021-20050 has a 2 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-2021-20050 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 Sonicwall sma_210_firmware
2 Sonicwall sma_410_firmware
3 Sonicwall sma_500v_firmware
4 Sonicwall sma_100_firmware
5 Sonicwall sma_200_firmware
6 Sonicwall sma_400_firmware
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-2021-20050.

URL Resource
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0031 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).

CVE-2021-22005_PoC

Updated: 2 years, 11 months ago
1 stars 0 fork 0 watcher
Born at : Sept. 27, 2021, 3:18 a.m. This repo has been linked 2 different CVEs too.

整理的一些工具和笔记

Python Shell Java C Go PowerShell

Updated: 2 months, 2 weeks ago
123 stars 52 fork 52 watcher
Born at : Sept. 5, 2019, 6:26 p.m. This repo has been linked 121 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-2021-20050 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-20050 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
  • Reanalysis by [email protected]

    Oct. 21, 2022

    Action Type Old Value New Value
    Removed CWE NIST CWE-668
    Added CWE NIST NVD-CWE-Other
  • Initial Analysis by [email protected]

    Jan. 04, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0031 No Types Assigned https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0031 Vendor Advisory
    Added CWE NIST CWE-668
    Added CPE Configuration AND OR *cpe:2.3:o:sonicwall:sma_100_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.0.0 *cpe:2.3:o:sonicwall:sma_100_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* *cpe:2.3:o:sonicwall:sma_100_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* OR cpe:2.3:h:sonicwall:sma100:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.0.0 *cpe:2.3:o:sonicwall:sma_200_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* *cpe:2.3:o:sonicwall:sma_200_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* OR cpe:2.3:h:sonicwall:sma200:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.0.0 *cpe:2.3:o:sonicwall:sma_210_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* *cpe:2.3:o:sonicwall:sma_210_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* OR cpe:2.3:h:sonicwall:sma210:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.0.0 *cpe:2.3:o:sonicwall:sma_400_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* *cpe:2.3:o:sonicwall:sma_400_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* OR cpe:2.3:h:sonicwall:sma400:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.0.0 *cpe:2.3:o:sonicwall:sma_410_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* *cpe:2.3:o:sonicwall:sma_410_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* OR cpe:2.3:h:sonicwall:sma410:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sonicwall:sma_500v_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.0.0 *cpe:2.3:o:sonicwall:sma_500v_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* *cpe:2.3:o:sonicwall:sma_500v_firmware:10.2.1.2-24sv:*:*:*:*:*:*:* OR cpe:2.3:h:sonicwall:sma500v:-:*:*:*:*:*:*:*
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-2021-20050 is associated with the following CWEs:

Exploit Prediction

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

0.17 }} 0.02%

score

0.54442

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability