Vulnerability-Lookup

CVE-2021-3511 (GCVE-0-2021-3511)

Vulnerability from cvelistv5 – Published: 2021-04-28 00:45 – Updated: 2024-08-03 16:53

Summary

Disclosure of sensitive information to an unauthorized user vulnerability in Buffalo broadband routers (BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior) allows remote unauthenticated attackers to obtain information such as configuration via unspecified vectors.

Severity ?

No CVSS data available.

CWE

Information Disclosure

Assigner

jpcert

References

URL

	Vendor	Product	Version
	BUFFALO INC.	Buffalo broadband routers	Affected: BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior

GHSA-668X-35FF-63G9

Vulnerability from github – Published: 2022-05-24 17:49 – Updated: 2022-07-13 00:01

Details

Severity ?

4.3 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2021-3511"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-863"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-04-28T01:15:00Z",
    "severity": "MODERATE"
  },
  "details": "Disclosure of sensitive information to an unauthorized user vulnerability in Buffalo broadband routers (BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior) allows remote unauthenticated attackers to obtain information such as configuration via unspecified vectors.",
  "id": "GHSA-668x-35ff-63g9",
  "modified": "2022-07-13T00:01:27Z",
  "published": "2022-05-24T17:49:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3511"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/en/vu/JVNVU99235714/index.html"
    },
    {
      "type": "WEB",
      "url": "https://www.buffalo.jp/news/detail/20210427-01.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

JVNDB-2021-001381

Vulnerability from jvndb - Published: 2021-04-28 16:14 - Updated:2021-05-07 16:28

Severity ?

4.3 (Medium) - cvssV3_0 - CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Summary

Multiple vulnerabilities in Buffalo broadband routers

Details

Multiple broadband routers provided by BUFFALO INC. contain multiple vulnerabilities listed below. * Disclosure of sensitive information to an unauthorized user (CWE-200) - CVE-2021-3511 * Improper access control (CWE-284) - CVE-2021-3512 Chuya Hayakawa of 00One, Inc. reported this vulnerability to JPCERT/CC. JPCERT/CC coordinated with the developer.

References

Type

URL

	JVN	https://jvn.jp/en/vu/JVNVU99235714/index.html
	CVE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3511
	CVE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3512
	NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-3511
	NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-3512
	Information Exposure(CWE-200)	https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html
	Improper Access Control(CWE-284)	https://cwe.mitre.org/data/definitions/284.html

Impacted products

Vendor

Product

	BUFFALO INC.	BHR-4GRV firmware
	BUFFALO INC.	DWR-HP-G300NH firmware
	BUFFALO INC.	FS-600DHP firmware
	BUFFALO INC.	FS-G300N firmware
	BUFFALO INC.	FS-HP-G300N firmware
	BUFFALO INC.	FS-R600DHP firmware
	BUFFALO INC.	HW-450HP-ZWE firmware
	BUFFALO INC.	WHR-300HP firmware
	BUFFALO INC.	WHR-300 firmware
	BUFFALO INC.	WHR-G301N firmware
	BUFFALO INC.	WHR-HP-G300N firmware
	BUFFALO INC.	WHR-HP-GN firmware
	BUFFALO INC.	WPL-05G300 firmware
	BUFFALO INC.	WZR-300HP firmware
	BUFFALO INC.	WZR-450HP-CWT firmware
	BUFFALO INC.	WZR-450HP-UB firmware
	BUFFALO INC.	WZR-450HP firmware
	BUFFALO INC.	WZR-600DHP firmware
	BUFFALO INC.	WZR-D1100H firmware
	BUFFALO INC.	WZR-HP-AG300H firmware
	BUFFALO INC.	WZR-HP-G300NH firmware
	BUFFALO INC.	WZR-HP-G301NH firmware
	BUFFALO INC.	WZR-HP-G302H firmware
	BUFFALO INC.	WZR-HP-G450H firmware

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2021/JVNDB-2021-001381.html",
  "dc:date": "2021-05-07T16:28+09:00",
  "dcterms:issued": "2021-04-28T16:14+09:00",
  "dcterms:modified": "2021-05-07T16:28+09:00",
  "description": "Multiple broadband routers provided by BUFFALO INC. contain multiple vulnerabilities listed below.\r\n\r\n* Disclosure of sensitive information to an unauthorized user (CWE-200) - CVE-2021-3511\r\n* Improper access control (CWE-284) - CVE-2021-3512\r\n\r\nChuya Hayakawa of 00One, Inc. reported this vulnerability to JPCERT/CC.\r\nJPCERT/CC coordinated with the developer.",
  "link": "https://jvndb.jvn.jp/en/contents/2021/JVNDB-2021-001381.html",
  "sec:cpe": [
    {
      "#text": "cpe:/o:buffalo_inc:bhr-4grv_firmware",
      "@product": "BHR-4GRV firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:dwr-hp-g300nh_firmware",
      "@product": "DWR-HP-G300NH firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:fs-600dhp_firmware",
      "@product": "FS-600DHP firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:fs-g300n_firmware",
      "@product": "FS-G300N firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:fs-hp-g300n_firmware",
      "@product": "FS-HP-G300N firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:fs-r600dhp_firmware",
      "@product": "FS-R600DHP firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:hw-450hp-zwe_firmware",
      "@product": "HW-450HP-ZWE firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:whr-300hp_firmware",
      "@product": "WHR-300HP firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:whr-300_firmware",
      "@product": "WHR-300 firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:whr-g301n_firmware",
      "@product": "WHR-G301N firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:whr-hp-g300n_firmware",
      "@product": "WHR-HP-G300N firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:whr-hp-gn_firmware",
      "@product": "WHR-HP-GN firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wpl-05g300_firmware",
      "@product": "WPL-05G300 firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-300hp_firmware",
      "@product": "WZR-300HP firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-450hp-cwt_firmware",
      "@product": "WZR-450HP-CWT firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-450hp-ub_firmware",
      "@product": "WZR-450HP-UB firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-450hp_firmware",
      "@product": "WZR-450HP firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-600dhp_firmware",
      "@product": "WZR-600DHP firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-d1100h_firmware",
      "@product": "WZR-D1100H firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-hp-ag300h_firmware",
      "@product": "WZR-HP-AG300H firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-hp-g300nh_firmware",
      "@product": "WZR-HP-G300NH firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-hp-g301nh_firmware",
      "@product": "WZR-HP-G301NH firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-hp-g302h_firmware",
      "@product": "WZR-HP-G302H firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/o:buffalo_inc:wzr-hp-g450h_firmware",
      "@product": "WZR-HP-G450H firmware",
      "@vendor": "BUFFALO INC.",
      "@version": "2.2"
    }
  ],
  "sec:cvss": {
    "@score": "4.3",
    "@severity": "Medium",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2021-001381",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/vu/JVNVU99235714/index.html",
      "@id": "JVNVU#99235714",
      "@source": "JVN"
    },
    {
      "#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3511",
      "@id": "CVE-2021-3511",
      "@source": "CVE"
    },
    {
      "#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3512",
      "@id": "CVE-2021-3512",
      "@source": "CVE"
    },
    {
      "#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-3511",
      "@id": "CVE-2021-3511",
      "@source": "NVD"
    },
    {
      "#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-3512",
      "@id": "CVE-2021-3512",
      "@source": "NVD"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-200",
      "@title": "Information Exposure(CWE-200)"
    },
    {
      "#text": "https://cwe.mitre.org/data/definitions/284.html",
      "@id": "CWE-284",
      "@title": "Improper Access Control(CWE-284)"
    }
  ],
  "title": "Multiple vulnerabilities in Buffalo broadband routers"
}

GSD-2021-3511

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

Details

Aliases

CVE-2021-3511

Aliases

CVE-2021-3511

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-3511",
    "description": "Disclosure of sensitive information to an unauthorized user vulnerability in Buffalo broadband routers (BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior) allows remote unauthenticated attackers to obtain information such as configuration via unspecified vectors.",
    "id": "GSD-2021-3511"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-3511"
      ],
      "details": "Disclosure of sensitive information to an unauthorized user vulnerability in Buffalo broadband routers (BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior) allows remote unauthenticated attackers to obtain information such as configuration via unspecified vectors.",
      "id": "GSD-2021-3511",
      "modified": "2023-12-13T01:23:35.145963Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "vultures@jpcert.or.jp",
        "ID": "CVE-2021-3511",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Buffalo broadband routers",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "BUFFALO INC."
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "Disclosure of sensitive information to an unauthorized user vulnerability in Buffalo broadband routers (BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior) allows remote unauthenticated attackers to obtain information such as configuration via unspecified vectors."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Information Disclosure"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.buffalo.jp/news/detail/20210427-01.html",
            "refsource": "MISC",
            "url": "https://www.buffalo.jp/news/detail/20210427-01.html"
          },
          {
            "name": "https://jvn.jp/en/vu/JVNVU99235714/index.html",
            "refsource": "MISC",
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            "accessVector": "ADJACENT_NETWORK",
            "authentication": "NONE",
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          "impactScore": 2.9,
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          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
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      "lastModifiedDate": "2021-05-12T17:51Z",
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    }
  }
}

FKIE_CVE-2021-3511

Vulnerability from fkie_nvd - Published: 2021-04-28 01:15 - Updated: 2024-11-21 06:21

Severity ?

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

Summary

References

URL	Tags
vultures@jpcert.or.jp	https://jvn.jp/en/vu/JVNVU99235714/index.html	Third Party Advisory
vultures@jpcert.or.jp	https://www.buffalo.jp/news/detail/20210427-01.html	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://jvn.jp/en/vu/JVNVU99235714/index.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.buffalo.jp/news/detail/20210427-01.html	Vendor Advisory

Impacted products

Vendor	Product	Version
buffalo	bhr-4grv_firmware	*
buffalo	bhr-4grv	-
buffalo	dwr-hp-g300nh_firmware	*
buffalo	dwr-hp-g300nh	-
buffalo	hw-450hp-zwe_firmware	*
buffalo	hw-450hp-zwe	-
buffalo	whr-300hp_firmware	*
buffalo	whr-300hp	-
buffalo	whr-300_firmware	*
buffalo	whr-300	-
buffalo	whr-g301n_firmware	*
buffalo	whr-g301n	-
buffalo	whr-hp-g300n_firmware	*
buffalo	whr-hp-g300n	-
buffalo	whr-hp-gn_firmware	*
buffalo	whr-hp-gn	-
buffalo	wpl-05g300_firmware	*
buffalo	wpl-05g300	-
buffalo	wzr-450hp-cwt_firmware	*
buffalo	wzr-450hp-cwt	-
buffalo	wzr-450hp-ub_firmware	*
buffalo	wzr-450hp-ub	-
buffalo	wzr-hp-ag300h_firmware	*
buffalo	wzr-hp-ag300h	-
buffalo	wzr-hp-g300nh_firmware	*
buffalo	wzr-hp-g300nh	-
buffalo	wzr-hp-g301nh_firmware	*
buffalo	wzr-hp-g301nh	-
buffalo	wzr-hp-g302h_firmware	*
buffalo	wzr-hp-g302h	-
buffalo	wzr-hp-g450h_firmware	*
buffalo	wzr-hp-g450h	-
buffalo	wzr-300hp_firmware	*
buffalo	wzr-300hp	-
buffalo	wzr-450hp_firmware	*
buffalo	wzr-450hp	-
buffalo	wzr-600dhp_firmware	*
buffalo	wzr-600dhp	-
buffalo	wzr-d1100h_firmware	*
buffalo	wzr-d1100h	-
buffalo	fs-hp-g300n_firmware	*
buffalo	fs-hp-g300n	-
buffalo	fs-600dhp_firmware	*
buffalo	fs-600dhp	-
buffalo	fs-r600dhp_firmware	*
buffalo	fs-r600dhp	-
buffalo	fs-g300n_firmware	*
buffalo	fs-g300n	-

JSON

To clipboard

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    {
      "lang": "en",
      "value": "Disclosure of sensitive information to an unauthorized user vulnerability in Buffalo broadband routers (BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior) allows remote unauthenticated attackers to obtain information such as configuration via unspecified vectors."
    },
    {
      "lang": "es",
      "value": "Una divulgaci\u00f3n de informaci\u00f3n confidencial a una vulnerabilidad de usuario no autorizado en los enrutadores de banda ancha de Buffalo (firmware de BHR-4GRV Ver.1.99 y anterior, firmware de DWR-HP-G300NH Ver.1.83 y anterior, firmware HW-450HP-ZWE Ver.1.99 y anterior, WHR- Firmware 300HP Ver.1.99 y anteriores, firmware de WHR-300 Ver.1.99 y anteriores, firmware de WHR-G301N Ver.1.86 y anteriores, firmware de WHR-HP-G300N Ver.1.99 y anteriores, firmware de WHR-HP-GN Ver.1.86 y anterior, firmware de WPL-05G300 Ver.1.87 y anterior, firmware de WZR-450HP-CWT Ver.1.99 y anterior, firmware de WZR-450HP-UB Ver.1.99 y anterior, firmware de WZR-HP-AG300H Ver.1.75 y anterior, WZR- Firmware HP-G300NH Ver.1.83 y anterior, firmware de WZR-HP-G301NH Ver.1.83 y anterior, firmware de WZR-HP-G302H Ver.1.85 y anterior, firmware de WZR-HP-G450H Ver.1.89 y anterior, firmware de WZR-300HP Ver.1.99 y anteriores, firmware de WZR-450HP Ver.1.99 y anteriores, firmware de WZR-600DHP Ver.1.99 y anteriores, firmware de WZR-D1100H Ver.1.99 y anteriores, firmware FS-HP-G300N Ver.3.32 y anteriores, firmware FS-600DHP Ver.3.38 y anteriores, firmware FS-R600DHP Ver.3.39 y anteriores, y el firmware de FS-G300N Ver.3.13 y anteriores) permite a atacantes remotos no autenticados obtener informaci\u00f3n como la configuraci\u00f3n por medio de vectores no especificados"
    }
  ],
  "id": "CVE-2021-3511",
  "lastModified": "2024-11-21T06:21:43.167",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "ADJACENT_NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 3.3,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:A/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 6.5,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-04-28T01:15:17.153",
  "references": [
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/vu/JVNVU99235714/index.html"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.buffalo.jp/news/detail/20210427-01.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/vu/JVNVU99235714/index.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.buffalo.jp/news/detail/20210427-01.html"
    }
  ],
  "sourceIdentifier": "vultures@jpcert.or.jp",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CVE-2021-3511 (GCVE-0-2021-3511)

GHSA-668X-35FF-63G9

JVNDB-2021-001381

GSD-2021-3511

FKIE_CVE-2021-3511

Tags

Sightings

Nomenclature