cnvd-2025-20663
Vulnerability from cnvd
Title
Tenda AC8缓冲区溢出漏洞
Description
Tenda AC8是腾达推出的一款双频千兆无线路由器,专为1000兆以内光纤家庭设计,支持双频并发传输速率达1167Mbps,配备全千兆端口(1个WAN口+3个LAN口),可满足100-1000兆宽带接入需求。 Tenda AC8存在缓冲区溢出漏洞,该漏洞源于/goform/SetVirtualServerCfg中的参数 list包含堆栈溢出,攻击者可利用该漏洞使应用程序崩溃或以应用程序上下文执行任意代码。
Severity
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://github.com/peris-navince/founded-0-days/blob/main/ac8/formSetVirtualSer/1.md
Impacted products
Name
Tenda AC8 v4 US_AC8V4.0si_V16.03.34.06_cn
Show details on source website


{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2023-40895",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-40895"
    }
  },
  "description": "Tenda AC8\u662f\u817e\u8fbe\u63a8\u51fa\u7684\u4e00\u6b3e\u53cc\u9891\u5343\u5146\u65e0\u7ebf\u8def\u7531\u5668\uff0c\u4e13\u4e3a1000\u5146\u4ee5\u5185\u5149\u7ea4\u5bb6\u5ead\u8bbe\u8ba1\uff0c\u652f\u6301\u53cc\u9891\u5e76\u53d1\u4f20\u8f93\u901f\u7387\u8fbe1167Mbps\uff0c\u914d\u5907\u5168\u5343\u5146\u7aef\u53e3\uff081\u4e2aWAN\u53e3+3\u4e2aLAN\u53e3\uff09\uff0c\u53ef\u6ee1\u8db3100-1000\u5146\u5bbd\u5e26\u63a5\u5165\u9700\u6c42\u3002\n\nTenda AC8\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/goform/SetVirtualServerCfg\u4e2d\u7684\u53c2\u6570 list\u5305\u542b\u5806\u6808\u6ea2\u51fa\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\u6216\u4ee5\u5e94\u7528\u7a0b\u5e8f\u4e0a\u4e0b\u6587\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-2025-20663",
  "openTime": "2025-09-05",
  "products": {
    "product": "Tenda AC8 v4 US_AC8V4.0si_V16.03.34.06_cn"
  },
  "referenceLink": "https://github.com/peris-navince/founded-0-days/blob/main/ac8/formSetVirtualSer/1.md",
  "serverity": "\u9ad8",
  "submitTime": "2023-08-28",
  "title": "Tenda AC8\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
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  • 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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