CNVD-2021-102397

Vulnerability from cnvd - Published: 2021-12-24
VLAI
Title
Elecom Edwrc操作系统操作系统命令注入漏洞
Description
Elecom Edwrc是日本Elecom公司的一系列路由器。 Elecom Edwrc 存在操作系统命令注入漏洞，该漏洞源于ELECOM路由器外部输入数据构造可执行命令过程中，网络系统或产品未正确过滤其中的特殊元素。攻击者可利用该漏洞执行非法命令。
Severity
高
Patch Name
Elecom Edwrc操作系统操作系统命令注入漏洞的补丁
Patch Description
Elecom Edwrc是日本Elecom公司的一系列路由器。 Elecom Edwrc 存在操作系统命令注入漏洞，该漏洞源于ELECOM路由器外部输入数据构造可执行命令过程中，网络系统或产品未正确过滤其中的特殊元素。攻击者可利用该漏洞执行非法命令。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，详情请关注厂商主页： https://jvn.jp/en/vu/JVNVU94527926/index.html

Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-20863
Impacted products
Name
Elecom Elecom Edwrc
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-20863"
    }
  },
  "description": "Elecom Edwrc\u662f\u65e5\u672cElecom\u516c\u53f8\u7684\u4e00\u7cfb\u5217\u8def\u7531\u5668\u3002\n\nElecom Edwrc \u5b58\u5728\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eELECOM\u8def\u7531\u5668\u5916\u90e8\u8f93\u5165\u6570\u636e\u6784\u9020\u53ef\u6267\u884c\u547d\u4ee4\u8fc7\u7a0b\u4e2d\uff0c\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u6b63\u786e\u8fc7\u6ee4\u5176\u4e2d\u7684\u7279\u6b8a\u5143\u7d20\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u975e\u6cd5\u547d\u4ee4\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://jvn.jp/en/vu/JVNVU94527926/index.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-102397",
  "openTime": "2021-12-24",
  "patchDescription": "Elecom Edwrc\u662f\u65e5\u672cElecom\u516c\u53f8\u7684\u4e00\u7cfb\u5217\u8def\u7531\u5668\u3002\r\n\r\nElecom Edwrc \u5b58\u5728\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eELECOM\u8def\u7531\u5668\u5916\u90e8\u8f93\u5165\u6570\u636e\u6784\u9020\u53ef\u6267\u884c\u547d\u4ee4\u8fc7\u7a0b\u4e2d\uff0c\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u6b63\u786e\u8fc7\u6ee4\u5176\u4e2d\u7684\u7279\u6b8a\u5143\u7d20\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u975e\u6cd5\u547d\u4ee4\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": "Elecom Edwrc\u64cd\u4f5c\u7cfb\u7edf\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Elecom Elecom Edwrc"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-20863",
  "serverity": "\u9ad8",
  "submitTime": "2021-12-02",
  "title": "Elecom Edwrc\u64cd\u4f5c\u7cfb\u7edf\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.
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  • 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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.