Vulnerability-Lookup

CNVD-2026-32383

Vulnerability from cnvd - Published: 2026-08-17

Title

TOTOLINK CA750-PoE setWebWlanIdx函数操作系统命令注入漏洞

Description

TOTOLINK CA750-PoE是TOTOLINK品牌的一款‌双频吸顶式无线接入点（AP）‌，支持‌IEEE802.3af/atPoE供电‌，最大无线速率‌750Mbps‌，专为酒店、商场等场景的无线覆盖设计。 TOTOLINK CA750-PoE存在操作系统命令注入漏洞，该漏洞源于/cgi-bin/cstecgi.cgi中的setWebWlanIdx函数未能正确处理参数webWlanIdx，导致可执行系统命令。攻击者可利用该漏洞构造特制请求远程执行任意命令。

Severity

中

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/365511

Impacted products

Name
TOTOLINK CA750-PoE 6.2c.510

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-9511",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-9511"
    }
  },
  "description": "TOTOLINK CA750-PoE\u662fTOTOLINK\u54c1\u724c\u7684\u4e00\u6b3e\u200c\u53cc\u9891\u5438\u9876\u5f0f\u65e0\u7ebf\u63a5\u5165\u70b9\uff08AP\uff09\u200c\uff0c\u652f\u6301\u200cIEEE802.3af/atPoE\u4f9b\u7535\u200c\uff0c\u6700\u5927\u65e0\u7ebf\u901f\u7387\u200c750Mbps\u200c\uff0c\u4e13\u4e3a\u9152\u5e97\u3001\u5546\u573a\u7b49\u573a\u666f\u7684\u65e0\u7ebf\u8986\u76d6\u8bbe\u8ba1\u3002\n\nTOTOLINK CA750-PoE\u5b58\u5728\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/cgi-bin/cstecgi.cgi\u4e2d\u7684setWebWlanIdx\u51fd\u6570\u672a\u80fd\u6b63\u786e\u5904\u7406\u53c2\u6570webWlanIdx\uff0c\u5bfc\u81f4\u53ef\u6267\u884c\u7cfb\u7edf\u547d\u4ee4\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6784\u9020\u7279\u5236\u8bf7\u6c42\u8fdc\u7a0b\u6267\u884c\u4efb\u610f\u547d\u4ee4\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-2026-32383",
  "openTime": "2026-08-17",
  "products": {
    "product": "TOTOLINK CA750-PoE 6.2c.510"
  },
  "referenceLink": "https://vuldb.com/vuln/365511",
  "serverity": "\u4e2d",
  "submitTime": "2026-05-26",
  "title": "TOTOLINK CA750-PoE setWebWlanIdx\u51fd\u6570\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2026-9511 (GCVE-0-2026-9511)

Vulnerability from cvelistv5 – Published: 2026-05-25 22:00 – Updated: 2026-05-28 14:47

Title

Totolink CA750-PoE Setting cstecgi.cgi setWebWlanIdx os command injection

Summary

A vulnerability was identified in Totolink CA750-PoE 6.2c.510. This affects the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument webWlanIdx leads to os command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

Severity

5.3 (Medium)


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

6.3 (Medium)


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

6.3 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-28 14:46 UTC

CWE

CWE-78 - OS Command Injection
CWE-77 - Command Injection

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/vuln/365511	vdb-entrytechnical-description
https://vuldb.com/vuln/365511/cti	signaturepermissions-required
https://vuldb.com/submit/813922	third-party-advisory
https://github.com/wudipjq/my_vuln/blob/main/toto…	exploit
https://www.totolink.net/	product

Impacted products

1 product

Vendor	Product	Version
Totolink	CA750-PoE	Affected: 6.2c.510 cpe:2.3:a:totolink:ca750-poe::::::::

Credits

Buoy_yes (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-9511",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-28T14:46:32.386941Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-28T14:47:13.754Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://vuldb.com/submit/813922"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:totolink:ca750-poe:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Setting Handler"
          ],
          "product": "CA750-PoE",
          "vendor": "Totolink",
          "versions": [
            {
              "status": "affected",
              "version": "6.2c.510"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Buoy_yes (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was identified in Totolink CA750-PoE 6.2c.510. This affects the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument webWlanIdx leads to os command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
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        },
        {
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            "version": "3.0"
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        },
        {
          "cvssV2_0": {
            "baseScore": 6.5,
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
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      "providerMetadata": {
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      "references": [
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          "url": "https://vuldb.com/vuln/365511"
        },
        {
          "name": "VDB-365511 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/365511/cti"
        },
        {
          "name": "Submit #813922 | TOTOLink CA750-PoE V6.2c.510 Command Injection",
          "tags": [
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          ],
          "url": "https://vuldb.com/submit/813922"
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          "time": "2026-05-25T02:00:00.000Z",
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    "dateReserved": "2026-05-25T15:08:40.055Z",
    "dateUpdated": "2026-05-28T14:47:13.754Z",
    "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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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CNVD-2026-32383

CVE-2026-9511 (GCVE-0-2026-9511)

Tags

Sightings

Nomenclature

Related by attack behaviour