CVE-2021-20994
WAGO: Managed Switches: Reflected Cross-site Scripting
Severity Score
6.1
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
In multiple managed switches by WAGO in different versions an attacker may trick a legitimate user to click a link to inject possible malicious code into the Web-Based Management.
En múltiples switches administrados por WAGO en diferentes versiones, un atacante puede engañar a un usuario legítimo para que haga clic en un enlace para inyectar un posible código malicioso en la Administración Basada en Web
*Credits:
Dr. Tobias Augustin and Stephan Tigges of IKS – Institut für Kooperative Systeme GmbH, Kai Gaul and Jan Rübenach of ABO Wind AG, coordinated by CERT@VDE
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-12-17 CVE Reserved
- 2021-05-13 CVE Published
- 2024-09-17 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC
References (1)
| URL | Tag | Source |
|---|---|---|
| https://cert.vde.com/en-us/advisories/vde-2021-013 | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Wago Search vendor "Wago" | 0852-0303 Firmware Search vendor "Wago" for product "0852-0303 Firmware" | <= 1.2.3.s0 Search vendor "Wago" for product "0852-0303 Firmware" and version " <= 1.2.3.s0" | - |
Affected
| in | Wago Search vendor "Wago" | 0852-0303 Search vendor "Wago" for product "0852-0303" | - | - |
Safe
|
| Wago Search vendor "Wago" | 0852-1305 Firmware Search vendor "Wago" for product "0852-1305 Firmware" | <= 1.1.7.s0 Search vendor "Wago" for product "0852-1305 Firmware" and version " <= 1.1.7.s0" | - |
Affected
| in | Wago Search vendor "Wago" | 0852-1305 Search vendor "Wago" for product "0852-1305" | - | - |
Safe
|
| Wago Search vendor "Wago" | 0852-1505 Firmware Search vendor "Wago" for product "0852-1505 Firmware" | <= 1.1.6.s0 Search vendor "Wago" for product "0852-1505 Firmware" and version " <= 1.1.6.s0" | - |
Affected
| in | Wago Search vendor "Wago" | 0852-1505 Search vendor "Wago" for product "0852-1505" | - | - |
Safe
|
| Wago Search vendor "Wago" | 0852-1305\/000-001 Firmware Search vendor "Wago" for product "0852-1305\/000-001 Firmware" | <= 1.0.4.s0 Search vendor "Wago" for product "0852-1305\/000-001 Firmware" and version " <= 1.0.4.s0" | - |
Affected
| in | Wago Search vendor "Wago" | 0852-1305\/000-001 Search vendor "Wago" for product "0852-1305\/000-001" | - | - |
Safe
|
| Wago Search vendor "Wago" | 0852-1505\/000-001 Firmware Search vendor "Wago" for product "0852-1505\/000-001 Firmware" | <= 1.0.4.s0 Search vendor "Wago" for product "0852-1505\/000-001 Firmware" and version " <= 1.0.4.s0" | - |
Affected
| in | Wago Search vendor "Wago" | 0852-1505\/000-001 Search vendor "Wago" for product "0852-1505\/000-001" | - | - |
Safe
|