Vulnerability-Lookup

CNVD-2022-21549

Vulnerability from cnvd - Published: 2022-03-22

Title

TOTOLINK A3100R命令注入漏洞（CNVD-2022-21549）

Description

Totolink A3100R是中国Totolink公司的一系列无线路由器。 TOTOLINK A3100R V4.1.2cu.5050_B20200504 及其之前版本中存在命令注入漏洞，该漏洞源于adm/ntm.asp中的hostTime参数缺少对于命令数据的过滤和转义。攻击者可利用该漏洞发送特殊的命令数据实现命令注入。

Severity

高

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： http://totolink.com

Reference

http://a3100r.com

Impacted products

Name
TOTOLINK A3100R <=V4.1.2cu.5050_B20200504

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-44620",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-44620"
    }
  },
  "description": "Totolink A3100R\u662f\u4e2d\u56fdTotolink\u516c\u53f8\u7684\u4e00\u7cfb\u5217\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nTOTOLINK A3100R V4.1.2cu.5050_B20200504 \u53ca\u5176\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eadm/ntm.asp\u4e2d\u7684hostTime\u53c2\u6570\u7f3a\u5c11\u5bf9\u4e8e\u547d\u4ee4\u6570\u636e\u7684\u8fc7\u6ee4\u548c\u8f6c\u4e49\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53d1\u9001\u7279\u6b8a\u7684\u547d\u4ee4\u6570\u636e\u5b9e\u73b0\u547d\u4ee4\u6ce8\u5165\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttp://totolink.com",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-21549",
  "openTime": "2022-03-22",
  "products": {
    "product": "TOTOLINK A3100R \u003c=V4.1.2cu.5050_B20200504"
  },
  "referenceLink": "http://a3100r.com",
  "serverity": "\u9ad8",
  "submitTime": "2022-03-15",
  "title": "TOTOLINK A3100R\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff08CNVD-2022-21549\uff09"
}

CVE-2021-44620 (GCVE-0-2021-44620)

Vulnerability from cvelistv5 – Published: 2022-03-11 15:54 – Updated: 2026-07-09 00:15

Summary

A Command Injection vulnerability exits in TOTOLINK A3100R <=V4.1.2cu.5050_B20200504 in adm/ntm.asp via the hosTime parameters.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

1 reference

URL	Tags
https://drive.google.com/file/d/1_9ru2GRZ13T1KQKX…

Show details on NVD website

JSON

To clipboard

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            "url": "https://drive.google.com/file/d/1_9ru2GRZ13T1KQKXPq2E14-opgf9ih45/view?usp=sharing"
          }
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        }
      ],
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        "dateUpdated": "2026-07-05T15:48:57.868Z",
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Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.

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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-2022-21549

CVE-2021-44620 (GCVE-0-2021-44620)

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