Vulnerability-Lookup

CNVD-2022-00626

Vulnerability from cnvd - Published: 2022-01-05

Title

Eufy Anker Eufy Homebase 2越界写入漏洞

Description

Anker Eufy Homebase是美国Eufy公司的一个无线家庭安全摄像头系统。 Anker Eufy Homebase 2 2.1.6.9h版本存在越界写入漏洞，攻击者可利用该漏洞通过特制的网络数据包导致代码执行。

Severity

高

Patch Name

Eufy Anker Eufy Homebase 2越界写入漏洞的补丁

Patch Description

Anker Eufy Homebase是美国Eufy公司的一个无线家庭安全摄像头系统。 Anker Eufy Homebase 2 2.1.6.9h版本存在越界写入漏洞，攻击者可利用该漏洞通过特制的网络数据包导致代码执行。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-21951

Impacted products

Name
Eufy Anker Eufy Homebase 2 2.1.6.9h

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21951"
    }
  },
  "description": "Anker Eufy Homebase\u662f\u7f8e\u56fdEufy\u516c\u53f8\u7684\u4e00\u4e2a\u65e0\u7ebf\u5bb6\u5ead\u5b89\u5168\u6444\u50cf\u5934\u7cfb\u7edf\u3002\n\nAnker Eufy Homebase 2 2.1.6.9h\u7248\u672c\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7279\u5236\u7684\u7f51\u7edc\u6570\u636e\u5305\u5bfc\u81f4\u4ee3\u7801\u6267\u884c\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://talosintelligence.com/vulnerability_reports/TALOS-2021-1378",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-00626",
  "openTime": "2022-01-05",
  "patchDescription": "Anker Eufy Homebase\u662f\u7f8e\u56fdEufy\u516c\u53f8\u7684\u4e00\u4e2a\u65e0\u7ebf\u5bb6\u5ead\u5b89\u5168\u6444\u50cf\u5934\u7cfb\u7edf\u3002\r\n\r\nAnker Eufy Homebase 2 2.1.6.9h\u7248\u672c\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7279\u5236\u7684\u7f51\u7edc\u6570\u636e\u5305\u5bfc\u81f4\u4ee3\u7801\u6267\u884c\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Eufy Anker Eufy Homebase 2\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Eufy Anker Eufy Homebase 2 2.1.6.9h"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-21951",
  "serverity": "\u9ad8",
  "submitTime": "2021-12-01",
  "title": "Eufy Anker Eufy Homebase 2\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e"
}

CVE-2021-21951 (GCVE-0-2021-21951)

Vulnerability from cvelistv5 – Published: 2021-12-08 21:28 – Updated: 2024-08-03 18:30

Summary

An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h in function read_udp_push_config_file. A specially-crafted network packet can lead to code execution.

Severity

10 (Critical)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CWE

CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Assigner

talos CNA under the mitre root

CNA scorecard – unranked: 8 records in the last 180 days, 10 needed details

References

1 reference

URL	Tags
https://talosintelligence.com/vulnerability_repor…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Anker	Affected: Anker Eufy Homebase 2 2.1.6.9h

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:30:23.655Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Anker",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Anker Eufy Homebase 2 2.1.6.9h"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h in function read_udp_push_config_file. A specially-crafted network packet can lead to code execution."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 10,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-12-08T21:28:15.000Z",
        "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
        "shortName": "talos"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "talos-cna@cisco.com",
          "ID": "CVE-2021-21951",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Anker",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Anker Eufy Homebase 2 2.1.6.9h"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h in function read_udp_push_config_file. A specially-crafted network packet can lead to code execution."
            }
          ]
        },
        "impact": {
          "cvss": {
            "baseScore": 10,
            "baseSeverity": null,
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
          }
        },
        "problemtype": {
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                  "value": "CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer"
                }
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          ]
        },
        "references": {
          "reference_data": [
            {
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              "refsource": "MISC",
              "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
    "assignerShortName": "talos",
    "cveId": "CVE-2021-21951",
    "datePublished": "2021-12-08T21:28:15.000Z",
    "dateReserved": "2021-01-04T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:30:23.655Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.1"
}

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.
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