Vulnerability-Lookup

CNVD-2022-03901

Vulnerability from cnvd - Published: 2022-01-13

Title

ToTolink Ex200命令注入漏洞

Description

ToTolink Ex200是中国ToTolink公司的一款 2.4G 无线 N 范围扩展器。旨在扩大现有Wi-Fi网络的覆盖范围，消除“盲点”。 ToTolink Ex200存在命令注入漏洞，该漏洞源于用户输入构造执行命令过程中，网络系统或产品未能正确过滤其中的特殊字符、命令等。攻击者可利用该漏洞通过精心构造的请求注入执行恶意命令。

Severity

高

Patch Name

ToTolink Ex200命令注入漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/doudoudedi/ToTolink_EX200_Cmmand_Execute/blob/main/ToTolink%20EX200%20Comand%20Injection2.md

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-43711

Impacted products

Name
TOTOLINK EX200 V4.0.3c.7646_B20201211

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-43711",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-43711"
    }
  },
  "description": "ToTolink Ex200\u662f\u4e2d\u56fdToTolink\u516c\u53f8\u7684\u4e00\u6b3e 2.4G \u65e0\u7ebf N \u8303\u56f4\u6269\u5c55\u5668\u3002\u65e8\u5728\u6269\u5927\u73b0\u6709Wi-Fi\u7f51\u7edc\u7684\u8986\u76d6\u8303\u56f4\uff0c\u6d88\u9664\u201c\u76f2\u70b9\u201d\u3002\n\nToTolink Ex200\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7528\u6237\u8f93\u5165\u6784\u9020\u6267\u884c\u547d\u4ee4\u8fc7\u7a0b\u4e2d\uff0c\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u80fd\u6b63\u786e\u8fc7\u6ee4\u5176\u4e2d\u7684\u7279\u6b8a\u5b57\u7b26\u3001\u547d\u4ee4\u7b49\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7cbe\u5fc3\u6784\u9020\u7684\u8bf7\u6c42\u6ce8\u5165\u6267\u884c\u6076\u610f\u547d\u4ee4\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://github.com/doudoudedi/ToTolink_EX200_Cmmand_Execute/blob/main/ToTolink%20EX200%20Comand%20Injection2.md",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-03901",
  "openTime": "2022-01-13",
  "patchDescription": "ToTolink Ex200\u662f\u4e2d\u56fdToTolink\u516c\u53f8\u7684\u4e00\u6b3e 2.4G \u65e0\u7ebf N \u8303\u56f4\u6269\u5c55\u5668\u3002\u65e8\u5728\u6269\u5927\u73b0\u6709Wi-Fi\u7f51\u7edc\u7684\u8986\u76d6\u8303\u56f4\uff0c\u6d88\u9664\u201c\u76f2\u70b9\u201d\u3002\r\n\r\nToTolink Ex200\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7528\u6237\u8f93\u5165\u6784\u9020\u6267\u884c\u547d\u4ee4\u8fc7\u7a0b\u4e2d\uff0c\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u80fd\u6b63\u786e\u8fc7\u6ee4\u5176\u4e2d\u7684\u7279\u6b8a\u5b57\u7b26\u3001\u547d\u4ee4\u7b49\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7cbe\u5fc3\u6784\u9020\u7684\u8bf7\u6c42\u6ce8\u5165\u6267\u884c\u6076\u610f\u547d\u4ee4\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": "ToTolink Ex200\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "TOTOLINK EX200 V4.0.3c.7646_B20201211"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-43711",
  "serverity": "\u9ad8",
  "submitTime": "2022-01-06",
  "title": "ToTolink Ex200\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-43711 (GCVE-0-2021-43711)

Vulnerability from cvelistv5 – Published: 2022-01-04 13:49 – Updated: 2024-08-04 04:03

Summary

The downloadFlile.cgi binary file in TOTOLINK EX200 V4.0.3c.7646_B20201211 has a command injection vulnerability when receiving GET parameters. The parameter name can be constructed for unauthenticated command execution.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/doudoudedi/ToTolink_EX200_Cmma…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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            ],
            "url": "https://github.com/doudoudedi/ToTolink_EX200_Cmmand_Execute/blob/main/ToTolink%20EX200%20Comand%20Injection2.md"
          }
        ],
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    ],
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        }
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      },
      "references": [
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          "tags": [
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          "url": "https://github.com/doudoudedi/ToTolink_EX200_Cmmand_Execute/blob/main/ToTolink%20EX200%20Comand%20Injection2.md"
        }
      ],
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                "product": {
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                            "version_value": "n/a"
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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.

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.

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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-2022-03901

CVE-2021-43711 (GCVE-0-2021-43711)

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Nomenclature

Related by attack behaviour