Description
An improper physical access control issue exists in ShizenBox2 (dev-conf). If exploited, an attacker with physical access to the product may execute bootloader commands without authentication.
Published: 2026-09-03
Score: 7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 03 Sep 2026 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Shizen Connect
Shizen Connect shizenbox2 (dev-conf)
Vendors & Products Shizen Connect
Shizen Connect shizenbox2 (dev-conf)

Thu, 03 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 03 Sep 2026 13:15:00 +0000

Type Values Removed Values Added
Title Bootloader Execution via Physical Access in ShizenBox2

Thu, 03 Sep 2026 09:00:00 +0000

Type Values Removed Values Added
Description An improper physical access control issue exists in ShizenBox2 (dev-conf). If exploited, an attacker with physical access to the product may execute bootloader commands without authentication.
Weaknesses CWE-1263
References
Metrics cvssV3_0

{'score': 6.8, 'vector': 'CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 7, 'vector': 'CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Shizen Connect Shizenbox2 (dev-conf)
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-09-03T13:07:59.048Z

Reserved: 2026-08-26T06:06:54.184Z

Link: CVE-2026-80253

cve-icon Vulnrichment

Updated: 2026-09-03T13:07:52.619Z

cve-icon NVD

Status : Deferred

Published: 2026-09-03T13:06:10.587

Modified: 2026-09-03T17:30:37.197

Link: CVE-2026-80253

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-03T15:33:26Z

Weaknesses
  • CWE-1263

    Improper Physical Access Control