cnvd-2021-26111
Vulnerability from cnvd
Title
Cisco Link Layer Discovery Protocol拒绝服务漏洞
Description
Cisco Link Layer Discovery Protocol是美国思科（Cisco）公司的一个路由器。 Cisco Link Layer Discovery Protocol 存在安全漏洞，攻击者可利用该漏洞可以执行任意代码，或导致受影响的路由器泄漏系统内存或重新加载。
Severity
中
Patch Name
Cisco Link Layer Discovery Protocol拒绝服务漏洞的补丁
Patch Description
Cisco Link Layer Discovery Protocol是美国思科（Cisco）公司的一个路由器。 Cisco Link Layer Discovery Protocol 存在安全漏洞，攻击者可利用该漏洞可以执行任意代码，或导致受影响的路由器泄漏系统内存或重新加载。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-multi-lldp-u7e4chCe

Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-1251
Impacted products
Name
Cisco Link Layer Discovery Protocol
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-1251"
    }
  },
  "description": "Cisco Link Layer Discovery Protocol\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u8def\u7531\u5668\u3002\n\nCisco Link Layer Discovery Protocol \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u6267\u884c\u4efb\u610f\u4ee3\u7801\uff0c\u6216\u5bfc\u81f4\u53d7\u5f71\u54cd\u7684\u8def\u7531\u5668\u6cc4\u6f0f\u7cfb\u7edf\u5185\u5b58\u6216\u91cd\u65b0\u52a0\u8f7d\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-multi-lldp-u7e4chCe",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-26111",
  "openTime": "2021-04-09",
  "patchDescription": "Cisco Link Layer Discovery Protocol\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u8def\u7531\u5668\u3002\r\n\r\nCisco Link Layer Discovery Protocol \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u6267\u884c\u4efb\u610f\u4ee3\u7801\uff0c\u6216\u5bfc\u81f4\u53d7\u5f71\u54cd\u7684\u8def\u7531\u5668\u6cc4\u6f0f\u7cfb\u7edf\u5185\u5b58\u6216\u91cd\u65b0\u52a0\u8f7d\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Cisco Link Layer Discovery Protocol\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco Link Layer Discovery Protocol"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-1251",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-09",
  "title": "Cisco Link Layer Discovery Protocol\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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