8.8
HIGH
CVE-2021-33528
Weidmueller Industrial WLAN iWLAN Privilege Escalation Vulnerability
Description

In Weidmueller Industrial WLAN devices in multiple versions an exploitable privilege escalation vulnerability exists in the iw_console functionality. A specially crafted menu selection string can cause an escape from the restricted console, resulting in system access as the root user. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.

INFO

Published Date :

June 25, 2021, 7:15 p.m.

Last Modified :

Nov. 21, 2024, 6:09 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Public PoC/Exploit Available at Github

CVE-2021-33528 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-2021-33528 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 Weidmueller ie-wl-bl-ap-cl-eu_firmware
2 Weidmueller ie-wlt-bl-ap-cl-eu_firmware
3 Weidmueller ie-wl-bl-ap-cl-us_firmware
4 Weidmueller ie-wlt-bl-ap-cl-us_firmware
5 Weidmueller ie-wl-vl-ap-br-cl-eu_firmware
6 Weidmueller ie-wlt-vl-ap-br-cl-eu_firmware
7 Weidmueller ie-wl-vl-ap-br-cl-us_firmware
8 Weidmueller ie-wlt-vl-ap-br-cl-us_firmware
9 Weidmueller ie-wl-bl-ap-cl-eu
10 Weidmueller ie-wlt-bl-ap-cl-eu
11 Weidmueller ie-wl-bl-ap-cl-us
12 Weidmueller ie-wlt-bl-ap-cl-us
13 Weidmueller ie-wl-vl-ap-br-cl-eu
14 Weidmueller ie-wlt-vl-ap-br-cl-eu
15 Weidmueller ie-wl-vl-ap-br-cl-us
16 Weidmueller ie-wlt-vl-ap-br-cl-us
: Total Affected Vendor : 1 | Products : 16
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-2021-33528.

URL Resource
https://cert.vde.com/en-us/advisories/vde-2021-026 Third Party Advisory
https://cert.vde.com/en-us/advisories/vde-2021-026 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).

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yudeep-rajbhandari/attackSurfaceMetric

None

Java

Updated: 2 weeks, 4 days ago
0 stars 0 fork 0 watcher
Born at : June 15, 2025, 5:22 p.m. This repo has been linked 3 different CVEs too.
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n0-traces/cve_monitor

Automatic monitor github cve using Github Actions

Python

Updated: 4 months, 3 weeks ago
2 stars 55 fork 55 watcher
Born at : April 7, 2021, 11:16 a.m. This repo has been linked 1008 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-2021-33528 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-33528 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://cert.vde.com/en-us/advisories/vde-2021-026
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Jul. 27, 2021

    Action Type Old Value New Value
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:*
  • Initial Analysis by [email protected]

    Jun. 30, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:C/I:C/A:C)
    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://cert.vde.com/en-us/advisories/vde-2021-026 No Types Assigned https://cert.vde.com/en-us/advisories/vde-2021-026 Third Party Advisory
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.16.18 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* versions up to (including) v1.11.10 OR cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:*
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-2021-33528 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-2021-33528 weaknesses.

Exploit Prediction

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

0.40 }} 0.09%

score

0.59391

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
:
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Latest DB Update: Jul. 18, 2025 19:05