Shenzhen HCC Technology MPOS M6 PLUS 1V.31-N Cardholder Data cleartext transmission

CVSS Meta Temp Score
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CTI Interest Score
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2.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Shenzhen HCC Technology MPOS M6 PLUS 1V.31-N. This vulnerability affects unknown code of the component Cardholder Data Handler. The manipulation leads to cleartext transmission. This vulnerability is documented as CVE-2026-4584. The attack requires being on the local network. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in Shenzhen HCC Technology MPOS M6 PLUS 1V.31-N. It has been rated as problematic. This issue affects some unknown processing of the component Cardholder Data Handler. The manipulation with an unknown input leads to a cleartext transmission vulnerability. Using CWE to declare the problem leads to CWE-319. The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors. Impacted is confidentiality.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-4584. The exploitation is known to be difficult. Access to the local network is required for this attack to succeed. No form of authentication is needed for a successful exploitation. Technical details are unknown but an exploit is available. MITRE ATT&CK project uses the attack technique T1040 for this issue.

It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-14408). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 2.8

VulDB Base Score: 3.1
VulDB Temp Score: 2.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cleartext transmission
CWE: CWE-319 / CWE-310
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Proof-of-Concept

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/22/2026 Advisory disclosed
03/22/2026 +0 days VulDB entry created
03/23/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-4584 (🔒)
GCVE (CVE): GCVE-0-2026-4584
GCVE (VulDB): GCVE-100-352421
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/22/2026 10:04
Updated: 03/23/2026 15:48
Changes: 03/22/2026 10:04 (53), 03/23/2026 15:48 (1)
Complete: 🔍
Submitter: davimo
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #775435: Shenzhen HCC Technology Co., Ltd M6PLUS MPOS M6PLUS-FW-1V.31-N Cleartext Sensitive Data Transmission (by davimo)

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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