Vulnerability-Lookup

CNVD-2026-17273

Vulnerability from cnvd - Published: 2026-04-15

Title

Totolink A3002MU formWlanSetup文件wan-url参数栈缓冲区溢出漏洞

Description

Totolink A3002MU是一款无线路由器产品，它提供网络连接和无线接入功能。 Totolink A3002MU存在栈缓冲区溢出漏洞。该漏洞源于HTTP请求处理组件中对wan-url参数未能正确处理，攻击者可利用该漏洞通过发送特制请求触发栈溢出实现远程代码执行。

Severity

高

Formal description

厂商尚未发布漏洞修复程序，请及时关注更新： https://vuldb.com/vuln/357116

Reference

https://nvd.nist.gov/vuln/detail/CVE-2026-6194

Impacted products

Name
TOTOLINK A3002MU B20211125.1046

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-6194",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-6194"
    }
  },
  "description": "Totolink A3002MU\u662f\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u4ea7\u54c1\uff0c\u5b83\u63d0\u4f9b\u7f51\u7edc\u8fde\u63a5\u548c\u65e0\u7ebf\u63a5\u5165\u529f\u80fd\u3002\n\nTotolink A3002MU\u5b58\u5728\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eHTTP\u8bf7\u6c42\u5904\u7406\u7ec4\u4ef6\u4e2d\u5bf9wan-url\u53c2\u6570\u672a\u80fd\u6b63\u786e\u5904\u7406\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u53d1\u9001\u7279\u5236\u8bf7\u6c42\u89e6\u53d1\u6808\u6ea2\u51fa\u5b9e\u73b0\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://vuldb.com/vuln/357116",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-17273",
  "openTime": "2026-04-15",
  "products": {
    "product": "TOTOLINK A3002MU B20211125.1046"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2026-6194",
  "serverity": "\u9ad8",
  "submitTime": "2026-04-14",
  "title": "Totolink A3002MU formWlanSetup\u6587\u4ef6wan-url\u53c2\u6570\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2026-6194 (GCVE-0-2026-6194)

Vulnerability from cvelistv5 – Published: 2026-04-13 17:15 – Updated: 2026-04-13 18:56

Title

Totolink A3002MU HTTP Request formWlanSetup sub_410188 stack-based overflow

Summary

A weakness has been identified in Totolink A3002MU B20211125.1046. Affected by this vulnerability is the function sub_410188 of the file /boafrm/formWlanSetup of the component HTTP Request Handler. This manipulation of the argument wan-url causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

Severity

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

8.8 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

8.8 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-04-13 18:55 UTC

CWE

CWE-121 - Stack-based Buffer Overflow
CWE-119 - Memory Corruption

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/vuln/357116	vdb-entrytechnical-description
https://vuldb.com/vuln/357116/cti	signaturepermissions-required
https://vuldb.com/submit/797452	third-party-advisory
https://github.com/zhuchan770/vulnerability/blob/…	exploit
https://www.totolink.net/	product

Impacted products

1 product

Vendor	Product	Version
Totolink	A3002MU	Affected: B20211125.1046

Credits

DLChen (VulDB User)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-6194",
                "options": [
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                    "Exploitation": "poc"
                  },
                  {
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                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-13T18:55:51.666664Z",
                "version": "2.0.3"
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "HTTP Request Handler"
          ],
          "product": "A3002MU",
          "vendor": "Totolink",
          "versions": [
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              "status": "affected",
              "version": "B20211125.1046"
            }
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          "type": "reporter",
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        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A weakness has been identified in Totolink A3002MU B20211125.1046. Affected by this vulnerability is the function sub_410188 of the file /boafrm/formWlanSetup of the component HTTP Request Handler. This manipulation of the argument wan-url causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
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          "url": "https://vuldb.com/vuln/357116"
        },
        {
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          "url": "https://vuldb.com/vuln/357116/cti"
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        {
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          "tags": [
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          "url": "https://vuldb.com/submit/797452"
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          "time": "2026-04-13T02:00:00.000Z",
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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.

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.