CNVD-2025-21020

Vulnerability from cnvd - Published: 2025-09-11
VLAI Severity ?
Title
TOTOLINK NR1800X main方法缓冲区溢出漏洞
Description
TOTOLINK NR1800X是中国吉翁电子（TOTOLINK）公司推出的5G NR室内Wi-Fi和SIP CPE（宽带接入设备），主要用于家庭和办公室的NR固定数据服务部署，支持5G NR网络连接。 TOTOLINK NR1800X存在缓冲区溢出漏洞，该漏洞源于main方法存在未经身份验证的堆栈溢出，攻击者可利用该漏洞提交特殊的请求，可使应用程序崩溃或以应用程序上下文执行任意代码。
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.totolink.net/

Reference
https://brief-nymphea-813.notion.site/NR1800X-bof-main-pre-authentication-29ccdaa7af054674828f7b3cf38aae82
Impacted products
Name
TOTOLINK NR1800X V9.1.0u.6279_B20210910
Show details on source website
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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-41522",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-41522"
    }
  },
  "description": "TOTOLINK NR1800X\u662f\u4e2d\u56fd\u5409\u7fc1\u7535\u5b50\uff08TOTOLINK\uff09\u516c\u53f8\u63a8\u51fa\u76845G NR\u5ba4\u5185Wi-Fi\u548cSIP CPE\uff08\u5bbd\u5e26\u63a5\u5165\u8bbe\u5907\uff09\uff0c\u4e3b\u8981\u7528\u4e8e\u5bb6\u5ead\u548c\u529e\u516c\u5ba4\u7684NR\u56fa\u5b9a\u6570\u636e\u670d\u52a1\u90e8\u7f72\uff0c\u652f\u63015G NR\u7f51\u7edc\u8fde\u63a5\u3002\n\nTOTOLINK NR1800X\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8emain\u65b9\u6cd5\u5b58\u5728\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u5806\u6808\u6ea2\u51fa\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u53ef\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.totolink.net/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-21020",
  "openTime": "2025-09-11",
  "products": {
    "product": "TOTOLINK NR1800X V9.1.0u.6279_B20210910"
  },
  "referenceLink": "https://brief-nymphea-813.notion.site/NR1800X-bof-main-pre-authentication-29ccdaa7af054674828f7b3cf38aae82",
  "serverity": "\u9ad8",
  "submitTime": "2022-10-08",
  "title": "TOTOLINK NR1800X main\u65b9\u6cd5\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}


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Sightings

Author Source Type Date

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.