Vulnerability-Lookup

CNVD-2020-49540

Vulnerability from cnvd - Published: 2020-08-26

Title

Beijing Kuangshi Technology MEGVII Koala访问控制错误漏洞

Description

Beijing Kuangshi Technology MEGVII Koala是中国北京旷视科技（Beijing Kuangshi Technology）公司的一套专用于商业地产场景的智能地产解决方案，它提供前端图像采集单元、人员通行管理、视频监控等功能。 Beijing Kuangshi Technology MEGVII Koala 2.9.1-c3s版本中存在安全漏洞。攻击者可通过向5000 UDP端口发送数据包数据利用该漏洞获取物理访问权限。

Severity

中

Patch Name

Beijing Kuangshi Technology MEGVII Koala访问控制错误漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://www.megvii.com/

Reference

https://www.trendmicro.com/vinfo/us/threat-encyclopedia/vulnerability/8137/megvii-koala-291c3s-architectural-vulnerability-on-network-relays

Impacted products

Name
Beijing Kuangshi Technology Beijing Kuangshi Technology MEGVII Koala 2.9.1-c3s

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-17475",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-17475"
    }
  },
  "description": "Beijing Kuangshi Technology MEGVII Koala\u662f\u4e2d\u56fd\u5317\u4eac\u65f7\u89c6\u79d1\u6280\uff08Beijing Kuangshi Technology\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e13\u7528\u4e8e\u5546\u4e1a\u5730\u4ea7\u573a\u666f\u7684\u667a\u80fd\u5730\u4ea7\u89e3\u51b3\u65b9\u6848\uff0c\u5b83\u63d0\u4f9b\u524d\u7aef\u56fe\u50cf\u91c7\u96c6\u5355\u5143\u3001\u4eba\u5458\u901a\u884c\u7ba1\u7406\u3001\u89c6\u9891\u76d1\u63a7\u7b49\u529f\u80fd\u3002\n\nBeijing Kuangshi Technology MEGVII Koala 2.9.1-c3s\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u54115000 UDP\u7aef\u53e3\u53d1\u9001\u6570\u636e\u5305\u6570\u636e\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7269\u7406\u8bbf\u95ee\u6743\u9650\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://www.megvii.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-49540",
  "openTime": "2020-08-26",
  "patchDescription": "Beijing Kuangshi Technology MEGVII Koala\u662f\u4e2d\u56fd\u5317\u4eac\u65f7\u89c6\u79d1\u6280\uff08Beijing Kuangshi Technology\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e13\u7528\u4e8e\u5546\u4e1a\u5730\u4ea7\u573a\u666f\u7684\u667a\u80fd\u5730\u4ea7\u89e3\u51b3\u65b9\u6848\uff0c\u5b83\u63d0\u4f9b\u524d\u7aef\u56fe\u50cf\u91c7\u96c6\u5355\u5143\u3001\u4eba\u5458\u901a\u884c\u7ba1\u7406\u3001\u89c6\u9891\u76d1\u63a7\u7b49\u529f\u80fd\u3002\r\n\r\nBeijing Kuangshi Technology MEGVII Koala 2.9.1-c3s\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u54115000 UDP\u7aef\u53e3\u53d1\u9001\u6570\u636e\u5305\u6570\u636e\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7269\u7406\u8bbf\u95ee\u6743\u9650\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": "Beijing Kuangshi Technology MEGVII Koala\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Beijing Kuangshi Technology Beijing Kuangshi Technology MEGVII Koala 2.9.1-c3s"
  },
  "referenceLink": "https://www.trendmicro.com/vinfo/us/threat-encyclopedia/vulnerability/8137/megvii-koala-291c3s-architectural-vulnerability-on-network-relays",
  "serverity": "\u4e2d",
  "submitTime": "2020-08-19",
  "title": "Beijing Kuangshi Technology MEGVII Koala\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2020-17475 (GCVE-0-2020-17475)

Vulnerability from cvelistv5 – Published: 2020-08-14 19:17 – Updated: 2024-08-04 13:53

Summary

Lack of authentication in the network relays used in MEGVII Koala 2.9.1-c3s allows attackers to grant physical access to anyone by sending packet data to UDP port 5000.

Severity

No CVSS data available.

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 27/100 over 2350 records in the last 180 days details

References

1 reference

URL	Tags
https://www.trendmicro.com/vinfo/us/threat-encycl…	x_refsource_MISC

Date Public

2020-08-14 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T13:53:17.531Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.trendmicro.com/vinfo/us/threat-encyclopedia/vulnerability/8137/megvii-koala-291c3s-architectural-vulnerability-on-network-relays"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2020-08-14T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Lack of authentication in the network relays used in MEGVII Koala 2.9.1-c3s allows attackers to grant physical access to anyone by sending packet data to UDP port 5000."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-08-14T19:17:55.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.trendmicro.com/vinfo/us/threat-encyclopedia/vulnerability/8137/megvii-koala-291c3s-architectural-vulnerability-on-network-relays"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-17475",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Lack of authentication in the network relays used in MEGVII Koala 2.9.1-c3s allows attackers to grant physical access to anyone by sending packet data to UDP port 5000."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.trendmicro.com/vinfo/us/threat-encyclopedia/vulnerability/8137/megvii-koala-291c3s-architectural-vulnerability-on-network-relays",
              "refsource": "MISC",
              "url": "https://www.trendmicro.com/vinfo/us/threat-encyclopedia/vulnerability/8137/megvii-koala-291c3s-architectural-vulnerability-on-network-relays"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-17475",
    "datePublished": "2020-08-14T19:17:55.000Z",
    "dateReserved": "2020-08-10T00:00:00.000Z",
    "dateUpdated": "2024-08-04T13:53:17.531Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "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.

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

CNVD-2020-49540

CVE-2020-17475 (GCVE-0-2020-17475)

Tags

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Nomenclature

Related by attack behaviour