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CVE-2023-25556

HIGH
Published 2023-04-18T17:03:07.661Z
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Expert Analysis

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CVSS Score

V3.1
8.3
/10
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.325
Higher than 32.5% of all CVEs

Attack Vector Metrics

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
LOW
Integrity
HIGH
Availability
HIGH

Description


A CWE-287: Improper Authentication vulnerability exists that could allow a device to be
compromised when a key of less than seven digits is entered and the attacker has access to the
KNX installation.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Schneider Electric

Merten INSTABUS Tastermodul 1fach System M 625199

Affected Versions:

Program Version 1.0
Schneider Electric

Merten INSTABUS Tastermodul 2fach System M 625299

Affected Versions:

Program Version 1.0
Schneider Electric

Merten Tasterschnittstelle 4fach plus 670804

Affected Versions:

Program Version 1.0 Program Version 1.2
Schneider Electric

Merten KNX ARGUS 180/2,20M UP SYSTEM 631725

Affected Versions:

Program Version 1.0
Schneider Electric

Merten Jalousie-/Schaltaktor REG-K/8x/16x/10 m. HB 649908

Affected Versions:

Program Version 1.0
Schneider Electric

Merten KNX Uni-Dimmaktor LL REG-K/2x230/300 W MEG6710-0002

Affected Versions:

Program Version 1.0 Program Version 1.1
Schneider Electric

Merten KNX Schaltakt.2x6A UP m.2 Eing. MEG6003-0002

Affected Versions:

Program Version 0.1

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-q53x-4f23-hq3j

Advisory Details

A CWE-287: Improper Authentication vulnerability exists that could allow a device to be compromised when a key of less than seven digits is entered and the attacker has access to the KNX installation.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-25556
WEB https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-045-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-045-03.pdf

Advisory provided by GitHub Security Advisory Database. Published: April 18, 2023, Modified: April 4, 2024

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-045-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-045-03.pdf
Published: 2023-04-18T17:03:07.661Z
Last Modified: 2025-02-05T21:15:50.417Z
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