CVE-2024-3911

mediumpriority · track · 0EPSS 0.005 · 39 %ileDEEU

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.46% (39th) EPSS

CVSS 6.5 · medium

Is it mine?

8 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · welotec_psirt

EPSS · scored 2026-10-22

An unauthenticated remote attacker can deceive users into performing unintended actions due to improper restriction of rendered UI layers or frames.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

Fixedwelotec_psirt
Update the software to version 3.1.4 or later and configure the Content Security Policy (CSP).
Mitigationwelotec_psirt
This vulnerability can be mitigated with the use of an additional Reverse Proxy and / or Web Application Firewall protecting the WebUI.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Nsecondary · ENISA EU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Nsecondaryexploitability 2.8 · impact 3.6

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Nsecondary · info@cert.vde.comexploitability 2.8 · impact 3.6

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Nsecondary · Welotec PSIRT

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-1021USCWE-1021US

affected products (8)

Products and version ranges known to be affected.

Welotec SMART EMSall versionsenisa_euvdEU
Welotec SMART EMS0 → 3.1.4enisa_euvdEU
Welotec VPN Security Suiteall versionsenisa_euvdEU
Welotec VPN Security Suite0 → 3.1.4enisa_euvdEU
Welotec SMART EMSall versionsfixedwelotec_psirtDE
Welotec SMART EMS< 3.1.4welotec_psirtDE
Welotec VPN Security Suiteall versionsfixedwelotec_psirtDE
Welotec VPN Security Suite< 3.1.4welotec_psirtDE

advisories (1)

Vendor and ecosystem advisories describing this.

VDE-2024-023Welotec: Clickjacking Vulnerability in WebUI2024-04-23csaf · welotec_psirtDE
Welotec has been informed by an external source that the WebUI of the device management solution "SMART EMS" and the remote connectivity solution "VPN Security Suite" is vulnerable to so-called "Clickjacking" and advises to update to version v3.1.4 or later.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd welotec_psirt NVD CVE.org MITRE

published 2024-04-23modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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