Vulnerability-Lookup

CNVD-2021-59178

Vulnerability from cnvd - Published: 2021-08-08

Title

Ecobee Ecobee3 Lite缓冲区溢出漏洞

Description

Ecobee Ecobee3 Lite是加拿大Ecobee公司的一个Wi-Fi智能恒温器。 Ecobee Ecobee3 Lite中存在缓冲区错误漏洞，该漏洞源于产品HomeKit无线接入控制设置的 HKProcessConfig 未能正确验证数据边界，攻击者可通过该漏洞强制设备连接到SSID或导致拒绝服务。

Severity

中

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://www.ecobee.com/installing-your-ecobee3-lite/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-27954

Impacted products

Name
Ecobee Ecobee3 Lite 4.5.81.200

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-27954"
    }
  },
  "description": "Ecobee Ecobee3 Lite\u662f\u52a0\u62ff\u5927Ecobee\u516c\u53f8\u7684\u4e00\u4e2aWi-Fi\u667a\u80fd\u6052\u6e29\u5668\u3002\n\nEcobee Ecobee3 Lite\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1HomeKit\u65e0\u7ebf\u63a5\u5165\u63a7\u5236\u8bbe\u7f6e\u7684 HKProcessConfig \u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8be5\u6f0f\u6d1e\u5f3a\u5236\u8bbe\u5907\u8fde\u63a5\u5230SSID\u6216\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://www.ecobee.com/installing-your-ecobee3-lite/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-59178",
  "openTime": "2021-08-08",
  "products": {
    "product": "Ecobee Ecobee3 Lite 4.5.81.200"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-27954",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-04",
  "title": "Ecobee Ecobee3 Lite\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2021-27954 (GCVE-0-2021-27954)

Vulnerability from cvelistv5 – Published: 2021-08-03 14:26 – Updated: 2024-08-03 21:33

Summary

A heap-based buffer overflow vulnerability exists on the ecobee3 lite 4.5.81.200 device in the HKProcessConfig function of the HomeKit Wireless Access Control setup process. A threat actor can exploit this vulnerability to force the device to connect to a SSID or cause a denial of service.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://www.l9group.com/advisories/ecobee3-lite-h…

x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T21:33:17.048Z",
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          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://www.l9group.com/advisories/ecobee3-lite-heap-overflow"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "version": "n/a"
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          ]
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      ],
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        }
      ],
      "problemTypes": [
        {
          "descriptions": [
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              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
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      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-03T14:26:39.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.l9group.com/advisories/ecobee3-lite-heap-overflow"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-27954",
          "STATE": "PUBLIC"
        },
        "affects": {
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                  "product_data": [
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                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
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                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
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          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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            }
          ]
        },
        "problemtype": {
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        },
        "references": {
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              "url": "https://www.l9group.com/advisories/ecobee3-lite-heap-overflow"
            }
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "datePublished": "2021-08-03T14:26:39.000Z",
    "dateReserved": "2021-03-04T00:00:00.000Z",
    "dateUpdated": "2024-08-03T21:33:17.048Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}

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.

Action not permitted

CNVD-2021-59178

CVE-2021-27954 (GCVE-0-2021-27954)

Tags

Sightings

Nomenclature