Vulnerability-Lookup

CNVD-2026-32741

Vulnerability from cnvd - Published: 2026-08-19

Title

TOTOLINK N300RH堆栈缓冲区溢出漏洞

Description

TOTOLINK N300RH是TOTOLINK品牌推出的一款‌300Mbps单频长距离无线路由器‌，基于IEEE802.11n标准，专为增强无线覆盖范围设计。 TOTOLINK N300RH存在堆栈缓冲区溢出漏洞，该漏洞源于Web Management Interface组件中文件wireless.so的函数setWiFiBasicConfig的参数KeyStr导致缓冲区溢出，攻击者可利用该漏洞远程执行恶意代码导致设备崩溃。

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://vuldb.com/vuln/367468

Impacted products

Name
TOTOLINK N300RH 6.1c.1353_B20190305

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-10187",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-10187"
    }
  },
  "description": "TOTOLINK N300RH\u662fTOTOLINK\u54c1\u724c\u63a8\u51fa\u7684\u4e00\u6b3e\u200c300Mbps\u5355\u9891\u957f\u8ddd\u79bb\u65e0\u7ebf\u8def\u7531\u5668\u200c\uff0c\u57fa\u4e8eIEEE802.11n\u6807\u51c6\uff0c\u4e13\u4e3a\u589e\u5f3a\u65e0\u7ebf\u8986\u76d6\u8303\u56f4\u8bbe\u8ba1\u3002\n\nTOTOLINK N300RH\u5b58\u5728\u5806\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eWeb Management Interface\u7ec4\u4ef6\u4e2d\u6587\u4ef6wireless.so\u7684\u51fd\u6570setWiFiBasicConfig\u7684\u53c2\u6570KeyStr\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8fdc\u7a0b\u6267\u884c\u6076\u610f\u4ee3\u7801\u5bfc\u81f4\u8bbe\u5907\u5d29\u6e83\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-2026-32741",
  "openTime": "2026-08-19",
  "products": {
    "product": "TOTOLINK N300RH 6.1c.1353_B20190305"
  },
  "referenceLink": "https://vuldb.com/vuln/367468",
  "serverity": "\u9ad8",
  "submitTime": "2026-06-01",
  "title": "TOTOLINK N300RH\u5806\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2026-10187 (GCVE-0-2026-10187)

Vulnerability from cvelistv5 – Published: 2026-05-31 14:15 – Updated: 2026-06-02 14:51

Title

Totolink N300RH Web Management wireless.so setWiFiBasicConfig stack-based overflow

Summary

A vulnerability was detected in Totolink N300RH 6.1c.1353_B20190305. Affected by this issue is the function setWiFiBasicConfig of the file wireless.so of the component Web Management Interface. Performing a manipulation of the argument KeyStr results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.

Severity

9.3 (Critical)


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

9.8 (Critical)


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

9.8 (Critical)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-06-02 14:50 UTC

CWE

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

Assigner

VulDB mitre root

References

7 references

URL	Tags
https://vuldb.com/vuln/367468	vdb-entrytechnical-description
https://vuldb.com/vuln/367468/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-10187	third-party-advisory
https://vuldb.com/submit/819971	third-party-advisory
https://vuldb.com/submit/820133	third-party-advisory
https://wx.mail.qq.com/s?k=iXbjuHnfMwoD0oWW3v	exploit
https://www.totolink.net/	product

Impacted products

1 product

Vendor	Product	Version
Totolink	N300RH	Affected: 6.1c.1353_B20190305 cpe:2.3:o:totolink:n300rh_firmware::::::::

Credits

luotuo (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-10187",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-02T14:50:39.764677Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-02T14:51:15.521Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
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            "cpe:2.3:o:totolink:n300rh_firmware:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Web Management Interface"
          ],
          "product": "N300RH",
          "vendor": "Totolink",
          "versions": [
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              "status": "affected",
              "version": "6.1c.1353_B20190305"
            }
          ]
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      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "luotuo (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was detected in Totolink N300RH 6.1c.1353_B20190305. Affected by this issue is the function setWiFiBasicConfig of the file wireless.so of the component Web Management Interface. Performing a manipulation of the argument KeyStr results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used."
        }
      ],
      "metrics": [
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            "baseSeverity": "CRITICAL",
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          "tags": [
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        },
        {
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          "tags": [
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          "url": "https://vuldb.com/submit/819971"
        },
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          "name": "Submit #820133 | Totolink  N300RHv4  V6.1c.1353_B20190305 stack-based buffer overflow (Duplicate)",
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          "url": "https://vuldb.com/submit/820133"
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          "time": "2026-05-30T02:00:00.000Z",
          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2026-05-30T18:46:52.000Z",
          "value": "VulDB entry last update"
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      "title": "Totolink N300RH Web Management wireless.so setWiFiBasicConfig stack-based overflow"
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  "cveMetadata": {
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    "datePublished": "2026-05-31T14:15:14.047Z",
    "dateReserved": "2026-05-30T16:41:48.306Z",
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Action not permitted

CNVD-2026-32741

CVE-2026-10187 (GCVE-0-2026-10187)

Tags

Sightings

Nomenclature