VEGA Grieshaber VEGAPULS 6X Two-wire PROFINET/Modbus TCP/OPC UA Configuration Interface missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in VEGA Grieshaber VEGAPULS 6X Two-wire PROFINET, Modbus TCP and OPC UA and classified as critical. Impacted is an unknown function of the component Configuration Interface. The manipulation results in missing authentication. This vulnerability was named CVE-2026-3323. The attack may be performed from remote. There is no available exploit. Applying restrictive firewalling is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in VEGA Grieshaber VEGAPULS 6X Two-wire PROFINET, Modbus TCP and OPC UA (the affected version is unknown). Affected is an unknown code of the component Configuration Interface. The manipulation with an unknown input leads to a missing authentication vulnerability. CWE is classifying the issue as CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. This is going to have an impact on confidentiality. CVE summarizes:

An unsecured configuration interface on affected devices allows unauthenticated remote attackers to access sensitive information, including hashed credentials and access codes.

The advisory is available at certvde.com. This vulnerability is traded as CVE-2026-3323 since 02/27/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

It is possible to mitigate the weakness by firewalling .

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Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (CERTVDE): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/27/2026 CVE reserved
04/28/2026 +59 days Advisory disclosed
04/28/2026 +0 days VulDB entry created
04/28/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: VDE-2026-016
Status: Not defined

CVE: CVE-2026-3323 (🔒)
GCVE (CVE): GCVE-0-2026-3323
GCVE (VulDB): GCVE-100-359958

Entryinfo

Created: 04/28/2026 13:38
Changes: 04/28/2026 13:38 (64)
Complete: 🔍
Cache ID: 216::103

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