Vulnerability-Lookup

CVE-2026-9395 (GCVE-0-2026-9395)

Vulnerability from cvelistv5 – Published: 2026-05-24 20:00 – Updated: 2026-05-26 13:20

Title

Besen BS20 EV Charging Station BLE/UDP insufficiently protected credentials

Summary

A vulnerability was identified in Besen BS20 EV Charging Station up to 20260426. Affected is an unknown function of the component BLE/UDP. The manipulation leads to insufficiently protected credentials. The attack needs to be initiated within the local network. The original disclosure mentions, that "[t]hese vulnerabilities have been reported to Besen and we have received their acknowlegement that they are reviewing this as of April 2026."

Severity

5.1 (Medium)


                        
                          CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

3.5 (Low)


                        
                          CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

3.5 (Low)


                        
                          CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-26 13:20 UTC

CWE

CWE-522 - Insufficiently Protected Credentials

Assigner

VulDB mitre root

References

4 references

URL	Tags
https://vuldb.com/vuln/365376	vdb-entry
https://vuldb.com/vuln/365376/cti	signaturepermissions-required
https://vuldb.com/submit/813572	third-party-advisory
https://github.com/carfeii/besen#finding-2-cleart…	related

Impacted products

1 product

Vendor	Product	Version	CPE status
Besen	BS20 EV Charging Station	Affected: 20260426 cpe:2.3:a:besen:bs20_ev_charging_station::::::::

Credits

carfeii (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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                "id": "CVE-2026-9395",
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    "cna": {
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            "cpe:2.3:a:besen:bs20_ev_charging_station:*:*:*:*:*:*:*:*"
          ],
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          ],
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          "value": "VulDB entry last update"
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      ],
      "title": "Besen BS20 EV Charging Station BLE/UDP insufficiently protected credentials"
    }
  },
  "cveMetadata": {
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    "dateReserved": "2026-05-24T06:18:55.457Z",
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    "state": "PUBLISHED"
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}

FKIE_CVE-2026-9395

Vulnerability from fkie_nvd - Published: 2026-05-24 20:16 - Updated: 2026-07-23 11:10

Severity

3.5 (Low) - CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Summary

References

	URL	Tags
	cna@vuldb.com	https://github.com/carfeii/besen#finding-2-cleartext-credential-exposure-via-ble-and-udp-in-besen-home-ev-charging-station
	cna@vuldb.com	https://vuldb.com/submit/813572
	cna@vuldb.com	https://vuldb.com/vuln/365376
	cna@vuldb.com	https://vuldb.com/vuln/365376/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:besen:bs20_ev_charging_station:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "BLE/UDP"
          ],
          "product": "BS20 EV Charging Station",
          "vendor": "Besen",
          "versions": [
            {
              "status": "affected",
              "version": "20260426"
            }
          ]
        }
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was identified in Besen BS20 EV Charging Station up to 20260426. Affected is an unknown function of the component BLE/UDP. The manipulation leads to insufficiently protected credentials. The attack needs to be initiated within the local network. The original disclosure mentions, that \"[t]hese vulnerabilities have been reported to Besen and we have received their acknowlegement that they are reviewing this as of April 2026.\""
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad fue identificada en la estaci\u00f3n de carga de veh\u00edculos el\u00e9ctricos Besen BS20 hasta el 20260426. Afectada es una funci\u00f3n desconocida del componente BLE/UDP. La manipulaci\u00f3n conduce a credenciales insuficientemente protegidas. El ataque necesita ser iniciado dentro de la red local. La divulgaci\u00f3n original menciona que \u0027Estas vulnerabilidades han sido reportadas a Besen y hemos recibido su acuse de recibo de que est\u00e1n revisando esto a fecha de abril de 2026.\u0027"
    }
  ],
  "id": "CVE-2026-9395",
  "lastModified": "2026-07-23T11:10:00.120",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "ADJACENT_NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 2.7,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:A/AC:L/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 5.1,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "cna@vuldb.com",
        "type": "Secondary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 3.5,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 1.4,
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "ADJACENT",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 2.0,
          "baseSeverity": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "LOW",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "NONE",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-9395",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-05-26T13:20:04.970912Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-05-24T20:16:44.020",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/carfeii/besen#finding-2-cleartext-credential-exposure-via-ble-and-udp-in-besen-home-ev-charging-station"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/813572"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/365376"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/365376/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-522"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}

GHSA-CVV7-F8M3-CJXX

Vulnerability from github – Published: 2026-05-26 13:30 – Updated: 2026-05-26 13:30

Details

Severity

3.5 (Low)


                  
                    CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

2.0 (Low)


                  
                    CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-9395"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-522"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-24T20:16:44Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was identified in Besen BS20 EV Charging Station up to 20260426. Affected is an unknown function of the component BLE/UDP. The manipulation leads to insufficiently protected credentials. The attack needs to be initiated within the local network. The original disclosure mentions, that \"[t]hese vulnerabilities have been reported to Besen and we have received their acknowlegement that they are reviewing this as of April 2026.\"",
  "id": "GHSA-cvv7-f8m3-cjxx",
  "modified": "2026-05-26T13:30:35Z",
  "published": "2026-05-26T13:30:35Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-9395"
    },
    {
      "type": "WEB",
      "url": "https://github.com/carfeii/besen#finding-2-cleartext-credential-exposure-via-ble-and-udp-in-besen-home-ev-charging-station"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/813572"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/365376"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/365376/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-9395 (GCVE-0-2026-9395)

FKIE_CVE-2026-9395

GHSA-CVV7-F8M3-CJXX

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Sightings

Nomenclature

Related by attack behaviour