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CVE-2026-35075

CRITICAL
9.8
CVSS 3.1
Description
An unauthenticated remote attacker can recover a default, hard coded password from a firmware image and thus gain full access to all affected devices.

Metadata

CVE ID
CVE-2026-35075
State
PUBLISHED
Assigner
CERTVDE
Reserved
2026-04-01 08:28 UTC
Published
2026-06-03 10:38 UTC
Last updated
2026-07-03 08:49 UTC
Primary CWE
CWE-1393
CWE-1393 Use of Default Password
Vendor / Product
MBS / Single-A
Sources
cve.org  ·  NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC — CISA Coordinator
Exploitation
none
Automatable
yes
Tech. Impact
total
Affected products (18)
VendorProductPlatformVersions
MBS Double-A Profibus — V1_00_00 < V6_00_07
MBS Double-A x-link — V1_00_00 < V6_00_07
MBS Double-X CAN — V1_00_00 < V6_00_07
MBS Double-X DALI — V1_00_00 < V6_00_07
MBS Double-X KNX — V1_00_00 < V6_00_07
MBS Double-X LON — V1_00_00 < V6_00_07
MBS Double-X M-Bus — V1_00_00 < V6_00_07
MBS Double-X PROFINET — V1_00_00 < V6_00_07
MBS Double-X x-link — V1_00_00 < V6_00_07
MBS Single-A — V1_00_00 < V6_00_07
MBS Single-X — V1_00_00 < V6_00_07
MBS Triple-X KNX+DALI — V1_00_00 < V6_00_07
MBS Triple-X KNX+LON — V1_00_00 < V6_00_07
MBS Triple-X KNX+M-Bus — V1_00_00 < V6_00_07
MBS Triple-X PROFINET+DALI — V1_00_00 < V6_00_07
MBS Triple-X PROFINET+KNX — V1_00_00 < V6_00_07
MBS Triple-X PROFINET+LON — V1_00_00 < V6_00_07
MBS Triple-X PROFINET+M-Bus — V1_00_00 < V6_00_07
Weakness (CWE)
CWESourceDescription
CWE-1393 cna CWE-1393 Use of Default Password
CVSS scores (2)
ScoreSeverityVersionSourceVector
9.8 CRITICAL 3.1 cna CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 CRITICAL 4.0 cna CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
References (1)
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