A vulnerability was detected in Shenzhen HCC Technology MPOS M6 PLUS 1V.31-N. Affected by this issue is some unknown functionality of the component Bluetooth Handler. Performing a manipulation results in authentication bypass by capture-replay. The attack must originate from the local network. The attack is considered to have high complexity. The exploitation is known to be difficult. The vendor was contacted early about this disclosure but did not respond in any way.

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Adjacent Network

Access Complexity High

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00023.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Shenzhen HCC Technology MPOS M6 PLUS affected
Version Status Constraints
1V.31-N affected —

No data.

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/Davim09/m6plusexploit/blob/main/docs/CVE-2-Replay.md cve-icon cve-icon
https://vuldb.com/?ctiid.352420 cve-icon cve-icon
https://vuldb.com/?id.352420 cve-icon cve-icon
https://vuldb.com/?submit.775434 cve-icon cve-icon
History

Mon, 23 Mar 2026 10:45:00 +0000

Type Values Removed Values Added
Description A vulnerability was detected in Shenzhen HCC Technology MPOS M6 PLUS 1V.31-N. Affected by this issue is some unknown functionality of the component Bluetooth Handler. Performing a manipulation results in authentication bypass by capture-replay. The attack must originate from the local network. The attack is considered to have high complexity. The exploitation is known to be difficult. The vendor was contacted early about this disclosure but did not respond in any way.
Title Shenzhen HCC Technology MPOS M6 PLUS Bluetooth authentication replay
Weaknesses CWE-287
CWE-294
References
Metrics cvssV2_0

{'score': 4.3, 'vector': 'AV:A/AC:H/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5, 'vector': 'CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-03-23T10:31:32.192Z

Reserved: 2026-03-22T08:59:02.251Z

Link: CVE-2026-4583

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-23T11:16:24.847

Modified: 2026-03-23T11:16:24.847

Link: CVE-2026-4583

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses