Authentication and authorization bypass via cryptographic timing side-channel attack in StationScout

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-16731
StatePUBLISHED
AssignerOMICRON
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-06 14:16:22 UTC
Updated2026-10-23 21:10:00 UTC
DescriptionOMICRON StationScout before version 3.05 contains a cryptographic timing side-channel vulnerability in the backend authentication mechanism that may allow an unauthenticated attacker to forge valid authentication credentials, bypass authentication and authorization, and impersonate legitimate clients. An attacker can gain full access to the system configuration, allowing modification, reset, or unauthorized alteration of system parameters or injecting network traffic into the connected network.

Risk And Classification

Primary CVSS: v4.0 8.3 HIGH from 57995746-fc30-4a4d-94f6-a13d079c41f4

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.004410000 probability, percentile 0.373320000 (date 2026-10-23)

Problem Types: CWE-208 | CWE-208 CWE-208 Observable timing discrepancy

VersionSourceTypeScoreSeverityVector
4.057995746-fc30-4a4d-94f6-a13d079c41f4Secondary8.3HIGHCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/E:U/C...
4.0CNACVSS8.3HIGHCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/E:U/S:P

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
High
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
High
Availability
None
Sub Conf.
High
Sub Integrity
High
Sub Availability
High

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:X/R:X/V:X/RE:X/U:X

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA OMICRON Electronics GmbH OMICRON StationScout affected 3.05 semver Not specified

References

ReferenceSourceLinkTags
www.omicronenergy.com/.well-known/csaf/osa-21.json 57995746-fc30-4a4d-94f6-a13d079c41f4 www.omicronenergy.com
CVE Program record CVE.ORG www.cve.org canonical
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