Code27 Companion Hub CVE-2026-36027
MEDIUMSeverity by source
AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Physical USB access is the sole prerequisite with no credentials needed; full C/I/A impact reflects arbitrary code execution achieving total device compromise.
Primary rating from Vendor (mitre).
CVSS VectorVendor: mitre
Lifecycle Timeline
4DescriptionCVE.org
An issue in Code27 Companion Hub SQ3A.220705.003.A1 allows a physically proximate attacker to execute arbitrary code via the USB debugging (ADB) and Android Debug Bridge components
AnalysisAI
Arbitrary code execution on Code27 Companion Hub (firmware SQ3A.220705.003.A1) is achievable by a physically proximate attacker through improper access controls on the device's USB debugging (ADB) interface. The Android Debug Bridge component fails to enforce adequate restrictions, allowing an unauthenticated attacker with physical USB access to execute arbitrary commands at elevated privilege. A publicly available proof-of-concept exploit exists on GitHub, and SSVC assessment rates the technical impact as total despite no confirmed active exploitation in the wild.
Technical ContextAI
Android Debug Bridge (ADB) is a versatile command-line interface built into the Android platform that facilitates communication between a host machine and an Android device over USB (or network). Firmware version SQ3A.220705.003.A1 suggests a build based on Google's Android 12 quarterly release train. CWE-1313 (Incorrect Access Control Mechanism - Missing Lock Bit Protection) indicates the root cause is a failure to properly gate or lock hardware debug functionality, meaning the ADB/USB debugging feature remains accessible without appropriate authorization barriers. The CPE data provided (cpe:2.3:a:n/a:n/a) is a placeholder and does not enumerate specific software components, limiting CPE-based cross-referencing. The vulnerability class is consistent with devices that ship with USB debugging enabled by default or that fail to enforce user-consent or pairing authentication before allowing ADB command execution.
RemediationAI
The primary mitigation is to disable USB debugging (ADB) on all Code27 Companion Hub devices where it is not operationally required - this directly removes the exposed attack surface. For environments where ADB access is necessary, physical port controls such as USB port blockers or datacenter-style cage policies can restrict unauthorized physical access. Vendor advisory URLs (https://code.com and https://code27.com) should be monitored for an official patch or firmware update; no specific patched firmware version is confirmed in the available data, so a vendor-released fix version cannot be cited at this time. As a compensating control, enforce strict physical custody of affected devices and audit which units have USB debugging enabled. Note that disabling ADB may impact legitimate device management workflows and should be evaluated against operational requirements.
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