cnvd-2021-22187
Vulnerability from cnvd
Title
Cisco IOS XE权限提升漏洞（CNVD-2021-22187）
Description
Cisco IOS XE是美国Cisco公司为其网络设备开发的一套基于Linux内核的模块化操作系统。 Cisco IOS XE的即插即用（PnP）子系统的诊断命令存在权限提升漏洞。该漏洞源于对敏感信息的保护不足。攻击者可利用该漏洞将权限提升到管理员用户级别（15级）。
Severity
中
Patch Name
Cisco IOS XE权限提升漏洞（CNVD-2021-22187）的补丁
Patch Description
Cisco IOS XE是美国Cisco公司为其网络设备开发的一套基于Linux内核的模块化操作系统。 Cisco IOS XE的即插即用（PnP）子系统的诊断命令存在权限提升漏洞。该漏洞源于对敏感信息的保护不足。攻击者可利用该漏洞将权限提升到管理员用户级别（15级）。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

厂商已发布了漏洞修复程序，请及时关注更新： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xe-pnp-priv-esc-AmG3kuVL

Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-1442
Impacted products
Name
Cisco IOS XE
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-1442",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-1442"
    }
  },
  "description": "Cisco IOS XE\u662f\u7f8e\u56fdCisco\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u4e00\u5957\u57fa\u4e8eLinux\u5185\u6838\u7684\u6a21\u5757\u5316\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nCisco IOS XE\u7684\u5373\u63d2\u5373\u7528\uff08PnP\uff09\u5b50\u7cfb\u7edf\u7684\u8bca\u65ad\u547d\u4ee4\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9\u654f\u611f\u4fe1\u606f\u7684\u4fdd\u62a4\u4e0d\u8db3\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u6743\u9650\u63d0\u5347\u5230\u7ba1\u7406\u5458\u7528\u6237\u7ea7\u522b\uff0815\u7ea7\uff09\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xe-pnp-priv-esc-AmG3kuVL",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-22187",
  "openTime": "2021-03-25",
  "patchDescription": "Cisco IOS XE\u662f\u7f8e\u56fdCisco\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u4e00\u5957\u57fa\u4e8eLinux\u5185\u6838\u7684\u6a21\u5757\u5316\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco IOS XE\u7684\u5373\u63d2\u5373\u7528\uff08PnP\uff09\u5b50\u7cfb\u7edf\u7684\u8bca\u65ad\u547d\u4ee4\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9\u654f\u611f\u4fe1\u606f\u7684\u4fdd\u62a4\u4e0d\u8db3\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u6743\u9650\u63d0\u5347\u5230\u7ba1\u7406\u5458\u7528\u6237\u7ea7\u522b\uff0815\u7ea7\uff09\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 IOS XE\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2021-22187\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco IOS XE"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-1442",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-25",
  "title": "Cisco IOS XE\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2021-22187\uff09"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • 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.