CVE-2021-34582

Phoenix Contact: FL MGUARD XSS through web-based management and REST API

Severity Score

4.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In Phoenix Contact FL MGUARD 1102 and 1105 in Versions 1.4.0, 1.4.1 and 1.5.0 a user with high privileges can inject HTML code (XSS) through web-based management or the REST API with a manipulated certificate file.

En Phoenix Contact FL MGUARD 1102 y 1105 en Versiones 1.4.0, 1.4.1 y 1.5.0, un usuario con altos privilegios puede inyectar código HTML (XSS) mediante una administración basada en web o la API REST con un archivo de certificado manipulado

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-06-10 CVE Reserved
2021-11-10 CVE Published
2023-06-03 EPSS Updated
2024-09-16 CVE 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/advisories/VDE-2021-046	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
Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1102 Firmware Search vendor "Phoenixcontact" for product "Fl Mguard 1102 Firmware"	1.4.0 Search vendor "Phoenixcontact" for product "Fl Mguard 1102 Firmware" and version "1.4.0"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1102 Search vendor "Phoenixcontact" for product "Fl Mguard 1102"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1102 Firmware Search vendor "Phoenixcontact" for product "Fl Mguard 1102 Firmware"	1.4.1 Search vendor "Phoenixcontact" for product "Fl Mguard 1102 Firmware" and version "1.4.1"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1102 Search vendor "Phoenixcontact" for product "Fl Mguard 1102"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1102 Firmware Search vendor "Phoenixcontact" for product "Fl Mguard 1102 Firmware"	1.5.0 Search vendor "Phoenixcontact" for product "Fl Mguard 1102 Firmware" and version "1.5.0"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1102 Search vendor "Phoenixcontact" for product "Fl Mguard 1102"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1105 Firmware Search vendor "Phoenixcontact" for product "Fl Mguard 1105 Firmware"	1.4.0 Search vendor "Phoenixcontact" for product "Fl Mguard 1105 Firmware" and version "1.4.0"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1105 Search vendor "Phoenixcontact" for product "Fl Mguard 1105"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1105 Firmware Search vendor "Phoenixcontact" for product "Fl Mguard 1105 Firmware"	1.4.1 Search vendor "Phoenixcontact" for product "Fl Mguard 1105 Firmware" and version "1.4.1"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1105 Search vendor "Phoenixcontact" for product "Fl Mguard 1105"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1105 Firmware Search vendor "Phoenixcontact" for product "Fl Mguard 1105 Firmware"	1.5.0 Search vendor "Phoenixcontact" for product "Fl Mguard 1105 Firmware" and version "1.5.0"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Fl Mguard 1105 Search vendor "Phoenixcontact" for product "Fl Mguard 1105"	-	-	Safe