Vulnerability-Lookup

CNVD-2025-20963

Vulnerability from cnvd - Published: 2025-09-10

Title

TOTOLINK A830R身份验证绕过漏洞

Description

TOTOLINK A830R是一款双频无线路由器，支持2.4GHz和5GHz频段，最高无线传输速率为1200Mbps，适合家庭网络覆盖需求。 TOTOLINK A830R存在身份验证绕过漏洞。该漏洞源于其global.so组件允许攻击者通过精心制作的cookie绕过身份验证限制。目前没有详细的漏洞细节提供。

Severity

高

Formal description

目前厂商尚未发布升级程序修复该安全问题，详情见厂商官网： https://www.totolink.net/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2022-48066

Impacted products

Name
TOTOLINK A830R V4.1.2cu.5182

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-48066",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-48066"
    }
  },
  "description": "TOTOLINK A830R\u662f\u4e00\u6b3e\u53cc\u9891\u65e0\u7ebf\u8def\u7531\u5668\uff0c\u652f\u63012.4GHz\u548c5GHz\u9891\u6bb5\uff0c\u6700\u9ad8\u65e0\u7ebf\u4f20\u8f93\u901f\u7387\u4e3a1200Mbps\uff0c\u9002\u5408\u5bb6\u5ead\u7f51\u7edc\u8986\u76d6\u9700\u6c42\u3002\n\nTOTOLINK A830R\u5b58\u5728\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5176global.so\u7ec4\u4ef6\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7\u7cbe\u5fc3\u5236\u4f5c\u7684cookie\u7ed5\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u9650\u5236\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5c1a\u672a\u53d1\u5e03\u5347\u7ea7\u7a0b\u5e8f\u4fee\u590d\u8be5\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u89c1\u5382\u5546\u5b98\u7f51\uff1a\r\nhttps://www.totolink.net/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-20963",
  "openTime": "2025-09-10",
  "products": {
    "product": "TOTOLINK A830R V4.1.2cu.5182"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2022-48066",
  "serverity": "\u9ad8",
  "submitTime": "2023-02-02",
  "title": "TOTOLINK A830R\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2022-48066 (GCVE-0-2022-48066)

Vulnerability from cvelistv5 – Published: 2023-01-27 00:00 – Updated: 2025-03-28 16:18

Summary

An issue in the component global.so of Totolink A830R V4.1.2cu.5182 allows attackers to bypass authentication via a crafted cookie.

Severity

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: poc Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-03-28 16:18 UTC

CWE

n/a
CWE-287 - Improper Authentication

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://befitting-vinca-933.notion.site/Totolink-…

Show details on NVD website

JSON

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        "providerMetadata": {
          "dateUpdated": "2024-08-03T15:02:36.666Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://befitting-vinca-933.notion.site/Totolink-A830R-V4-1-2cu-5182-Login-Authentication-Bypass-Vulnerability-e0dfe09f136a4cf59e3754edbd934c15"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
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                "id": "CVE-2022-48066",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-03-28T16:18:10.644433Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-287",
                "description": "CWE-287 Improper Authentication",
                "lang": "en",
                "type": "CWE"
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        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-28T16:18:32.023Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
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        {
          "lang": "en",
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              "description": "n/a",
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              "type": "text"
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      "providerMetadata": {
        "dateUpdated": "2023-01-27T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://befitting-vinca-933.notion.site/Totolink-A830R-V4-1-2cu-5182-Login-Authentication-Bypass-Vulnerability-e0dfe09f136a4cf59e3754edbd934c15"
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "cveId": "CVE-2022-48066",
    "datePublished": "2023-01-27T00:00:00.000Z",
    "dateReserved": "2022-12-29T00:00:00.000Z",
    "dateUpdated": "2025-03-28T16:18:32.023Z",
    "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.

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.

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.