Vulnerability-Lookup

CVE-2021-34589 (GCVE-0-2021-34589)

Vulnerability from cvelistv5 – Published: 2022-04-27 15:15 – Updated: 2024-09-16 21:08

Title

Bender Charge Controller: RFID leak

Summary

In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.

Severity

7.5 (High)


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

CWE

CWE-200 - Information Exposure

Assigner

CERTVDE CNA under the icscert root

CNA scorecard B 76/100 over 144 records in the last 180 days details

References

1 reference

URL	Tags
https://cert.vde.com/en/advisories/VDE-2021-047	x_refsource_CONFIRM

Impacted products

4 products

Vendor	Product	Version	CPE status
Bender / ebee	CC612	Affected: 5.11.x , < 5.11.2 (custom) Affected: 5.12.x , < 5.12.5 (custom) Affected: 5.13.x , < 5.13.2 (custom) Affected: 5.20.x , < 5.20.2 (custom)	guessed
Bender / ebee	CC613	Affected: 5.11.x , < 5.11.2 (custom) Affected: 5.12.x , < 5.12.5 (custom) Affected: 5.13.x , < 5.13.2 (custom) Affected: 5.20.x , < 5.20.2 (custom)	guessed
Bender / ebee	ICC15xx	Affected: 5.11.x , < 5.11.2 (custom) Affected: 5.12.x , < 5.12.5 (custom) Affected: 5.13.x , < 5.13.2 (custom) Affected: 5.20.x , < 5.20.2 (custom)	guessed
Bender / ebee	ICC16xx	Affected: 5.11.x , < 5.11.2 (custom) Affected: 5.12.x , < 5.12.5 (custom) Affected: 5.13.x , < 5.13.2 (custom) Affected: 5.20.x , < 5.20.2 (custom)	guessed

Date Public

2022-04-27 00:00

Credits

Bender thanks the IT security researchers at OpenSource Security GmbH for their thorough and in-depth work. The issue was coordinated by CERT@VDE.

Show details on NVD website

JSON

To clipboard

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                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "info@cert.vde.com",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2022-04-27T16:15:10.953",
        "references": [
          {
            "source": "info@cert.vde.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://cert.vde.com/en/advisories/VDE-2021-047"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
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              "Vendor Advisory"
            ],
            "url": "https://cert.vde.com/en/advisories/VDE-2021-047"
          }
        ],
        "sourceIdentifier": "info@cert.vde.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
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              {
                "lang": "en",
                "value": "CWE-200"
              }
            ],
            "source": "info@cert.vde.com",
            "type": "Secondary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-03-27T13:55:25+00:00",
      "cve": "CVE-2021-34589",
      "id": "CVE-2021-34589",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Bender Charge Controller: RFID leak",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-34589.json",
      "version": "3"
    }
  }
}

FKIE_CVE-2021-34589

Vulnerability from fkie_nvd - Published: 2022-04-27 16:15 - Updated: 2026-06-17 03:56

Severity

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Summary

In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.

References

	URL	Tags
	info@cert.vde.com	https://cert.vde.com/en/advisories/VDE-2021-047	Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://cert.vde.com/en/advisories/VDE-2021-047	Vendor Advisory

Impacted products

Vendor	Product	Version
bender	cc612_firmware	*
bender	cc612_firmware	*
bender	cc612_firmware	*
bender	cc612_firmware	*
bender	cc612	-
bender	cc613_firmware	*
bender	cc613_firmware	*
bender	cc613_firmware	*
bender	icc613_firmware	*
bender	cc613	-
bender	icc15xx_firmware	*
bender	icc15xx_firmware	*
bender	icc15xx_firmware	*
bender	icc15xx_firmware	*
bender	icc15xx	-
bender	icc16xx_firmware	*
bender	icc16xx_firmware	*
bender	icc16xx_firmware	*
bender	icc16xx_firmware	*
bender	icc16xx	-

JSON

To clipboard

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  "affected": [
    {
      "affectedData": [
        {
          "product": "CC612",
          "vendor": "Bender / ebee",
          "versions": [
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      "source": "info@cert.vde.com"
    }
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    },
    {
      "lang": "es",
      "value": "En los controladores de carga Bender/ebee en m\u00faltiples versiones son propensos a un filtrado de RFID. El RFID del \u00faltimo evento de carga puede ser le\u00eddo sin autenticaci\u00f3n por medio de la interfaz web"
    }
  ],
  "id": "CVE-2021-34589",
  "lastModified": "2026-06-17T03:56:11.410",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
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      ],
      "url": "https://cert.vde.com/en/advisories/VDE-2021-047"
    },
    {
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      ],
      "source": "info@cert.vde.com",
      "type": "Secondary"
    }
  ]
}

GHSA-C36W-9WVV-9RH6

Vulnerability from github – Published: 2022-04-28 00:00 – Updated: 2022-05-12 00:01

Details

In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.

Severity

7.5 (High)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2021-34589"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-04-27T16:15:00Z",
    "severity": "HIGH"
  },
  "details": "In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.",
  "id": "GHSA-c36w-9wvv-9rh6",
  "modified": "2022-05-12T00:01:43Z",
  "published": "2022-04-28T00:00:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-34589"
    },
    {
      "type": "WEB",
      "url": "https://cert.vde.com/en/advisories/VDE-2021-047"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

GSD-2021-34589

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.

Aliases

CVE-2021-34589

Aliases

CVE-2021-34589

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-34589",
    "description": "In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.",
    "id": "GSD-2021-34589"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-34589"
      ],
      "details": "In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.",
      "id": "GSD-2021-34589",
      "modified": "2023-12-13T01:23:14.055195Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "info@cert.vde.com",
        "DATE_PUBLIC": "2022-04-27T10:00:00.000Z",
        "ID": "CVE-2021-34589",
        "STATE": "PUBLIC",
        "TITLE": "Bender Charge Controller: RFID leak"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "CC612",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "5.11.x",
                          "version_value": "5.11.2"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_name": "5.12.x",
                          "version_value": "5.12.5"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_name": "5.13.x",
                          "version_value": "5.13.2"
                        },
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                  {
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VDE-2021-047

Vulnerability from csaf_bendergmbhcokg - Published: 2022-04-26 10:00 - Updated: 2022-04-26 10:00

Summary

Bender/ebee: Multiple Charge Controller Vulnerabilities

Scope

7 vulnerabilities in this advisory, including CVE-2021-34589.

CVE-2021-34589

In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.

7.5 (High)


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

Known affected: 4 products

Open the full advisory

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.

Vulnerability timeline

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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-2021-34589 (GCVE-0-2021-34589)

FKIE_CVE-2021-34589

GHSA-C36W-9WVV-9RH6

GSD-2021-34589

VDE-2021-047

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