CVE-2021-34579 | BDVDB-2026-188239 Detail

PHOENIX CONTACTFL MGUARD DM (2981974)

Description#

In Phoenix Contact: FL MGUARD DM version 1.12.0 and 1.13.0 access to the Apache web server being installed as part of the FL MGUARD DM on Microsoft Windows does not require login credentials even if configured during installation.Attackers with network access to the Apache web server can download and therefore read mGuard configuration profiles (“ATV profiles”). Such configuration profiles may contain sensitive information, e.g. private keys associated with IPsec VPN connections.

Impact#

CAPEC-115 Authentication Bypass

Weaknesses#

CWE-269 Improper Privilege Management

References#

https://cert.vde.com/en/advisories/VDE-2021-035/

Exploit#

No public exploit known

History#

Version 12022-11-09Record published in the CVE List.
Version 22025-04-29Most recent update recorded in the CVE List.

Published

Published: 2022-11-09
Last modified: 2025-04-29

Vendor information

Vendor: PHOENIX CONTACT
Product: FL MGUARD DM (2981974)

All PHOENIX CONTACT vulnerabilities

Score

7.5 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 53.7.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Privilege Escalation

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
1.12.0
Fixed
Not stated
Vulnerable
1.13.0
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.5 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).