Vulnerability-Lookup

CNVD-2021-59179

Vulnerability from cnvd - Published: 2021-08-08

Title

Ecobee Ecobee3 Lite空指针解引用漏洞

Description

Ecobee Ecobee3 Lite是加拿大Ecobee公司的一个Wi-Fi智能恒温器。 Ecobee Ecobee3 Lite中存在安全漏洞，该漏洞源于产品的WIFI访问设置中存在对已释放指针的引用情况。攻击者可通过特殊的HTTP请求导致目标拒绝服务。

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-2021-27953

Impacted products

Name
Ecobee Ecobee3 Lite 4.5.81.200

Show details on source website

JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-27953"
    }
  },
  "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\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1\u7684WIFI\u8bbf\u95ee\u8bbe\u7f6e\u4e2d\u5b58\u5728\u5bf9\u5df2\u91ca\u653e\u6307\u9488\u7684\u5f15\u7528\u60c5\u51b5\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u6b8a\u7684HTTP\u8bf7\u6c42\u5bfc\u81f4\u76ee\u6807\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-2021-59179",
  "openTime": "2021-08-08",
  "products": {
    "product": "Ecobee Ecobee3 Lite 4.5.81.200"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-27953",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-04",
  "title": "Ecobee Ecobee3 Lite\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2021-27953 (GCVE-0-2021-27953)

Vulnerability from cvelistv5 – Published: 2021-08-03 14:36 – Updated: 2024-08-03 21:33

Summary

A NULL pointer dereference vulnerability exists on the ecobee3 lite 4.5.81.200 device in the HomeKit Wireless Access Control setup process. A threat actor can exploit this vulnerability to cause a denial of service, forcing the device to reboot via a crafted HTTP request.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://www.l9group.com/advisories/remote-denial-…

x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-03T21:33:16.977Z",
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              "x_transferred"
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            "url": "https://www.l9group.com/advisories/remote-denial-of-service-of-ecobee3-lite"
          }
        ],
        "title": "CVE Program Container"
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          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.l9group.com/advisories/remote-denial-of-service-of-ecobee3-lite"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-27953",
          "STATE": "PUBLIC"
        },
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                      "version": {
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        "problemtype": {
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "datePublished": "2021-08-03T14:36:41.000Z",
    "dateReserved": "2021-03-04T00:00:00.000Z",
    "dateUpdated": "2024-08-03T21:33:16.977Z",
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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-2021-59179

CVE-2021-27953 (GCVE-0-2021-27953)

Tags

Sightings

Nomenclature