cnvd - cnvd-2025-09682

cnvd-2025-09682

Vulnerability from cnvd

Title: Tenda W12/i24 cgiSysUplinkCheckSet栈溢出漏洞

Description:

Tenda W12和i24是腾达公司生产的一款无线路由器。

Tenda W12和i24存在栈溢出漏洞。该漏洞源于对cgiSysUplinkCheckSet处理不当。攻击者可利用该漏洞执行任意代码。

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.tenda.com.cn/

Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-3820

Impacted products

Name
['Tenda i24 3.0.0.5(3644)', 'Tenda W12 3.0.0.4(2887)']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-3820",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-3820"
    }
  },
  "description": "Tenda W12\u548ci24\u662f\u817e\u8fbe\u516c\u53f8\u751f\u4ea7\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nTenda W12\u548ci24\u5b58\u5728\u6808\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9cgiSysUplinkCheckSet\u5904\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\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.tenda.com.cn/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-09682",
  "openTime": "2025-05-13",
  "products": {
    "product": [
      "Tenda i24 3.0.0.5(3644)",
      "Tenda W12 3.0.0.4(2887)"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2025-3820",
  "serverity": "\u9ad8",
  "submitTime": "2025-04-24",
  "title": "Tenda W12/i24 cgiSysUplinkCheckSet\u6808\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2025-3820 (GCVE-0-2025-3820)

Vulnerability from cvelistv5

Published

2025-04-19 20:31

Modified

2025-04-21 14:41

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
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

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

Summary

A vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) and classified as critical. Affected by this issue is the function cgiSysUplinkCheckSet of the file /bin/httpd. The manipulation of the argument hostIp1/hostIp2 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

References

▼	URL	Tags
	https://vuldb.com/?id.305726	vdb-entry, technical-description
	https://vuldb.com/?ctiid.305726	signature, permissions-required
	https://vuldb.com/?submit.555728	third-party-advisory
	https://github.com/02Tn/vul/issues/4	exploit, issue-tracking
	https://www.tenda.com.cn/	product

Impacted products

Vendor

Product

Version

▼

Tenda

W12

Version: 3.0.0.4(2887)
Version: 3.0.0.5(3644)

Tenda

i24

Version: 3.0.0.4(2887)
Version: 3.0.0.5(3644)

Show details on NVD website

JSON

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{
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        "metrics": [
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                "id": "CVE-2025-3820",
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                "timestamp": "2025-04-21T14:40:46.323681Z",
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        },
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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