cnvd-2021-05524
Vulnerability from cnvd
Title
Cisco Firepower Management Center XML实体扩展漏洞
Description
Cisco Firepower Management Center是管理Cisco网络安全解决方案的神经中枢，通过提供集中、集成及简化的管理来提高Cisco网络安全解决方案的有效性。 Cisco Firepower Management Center 6.6.1之前版本的仪表板小部件存在XML实体扩展漏洞。该漏洞源于对XML实体的限制不当。远程认证攻击者可通过基于XML的特制小部件利用该漏洞导致内存和CPU使用率增加，从而可导致拒绝服务。
Severity
中
Patch Name
Cisco Firepower Management Center XML实体扩展漏洞的补丁
Patch Description
Cisco Firepower Management Center是管理Cisco网络安全解决方案的神经中枢，通过提供集中、集成及简化的管理来提高Cisco网络安全解决方案的有效性。 Cisco Firepower Management Center 6.6.1之前版本的仪表板小部件存在XML实体扩展漏洞。该漏洞源于对XML实体的限制不当。远程认证攻击者可通过基于XML的特制小部件利用该漏洞导致内存和CPU使用率增加，从而可导致拒绝服务。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-fmc-xee-DFzARDcs

Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-1267
Impacted products
Name
Cisco Cisco Firepower Management Center <6.6.1
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-1267",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-1267"
    }
  },
  "description": "Cisco Firepower Management Center\u662f\u7ba1\u7406Cisco\u7f51\u7edc\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u7684\u795e\u7ecf\u4e2d\u67a2\uff0c\u901a\u8fc7\u63d0\u4f9b\u96c6\u4e2d\u3001\u96c6\u6210\u53ca\u7b80\u5316\u7684\u7ba1\u7406\u6765\u63d0\u9ad8Cisco\u7f51\u7edc\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u7684\u6709\u6548\u6027\u3002\n\nCisco Firepower Management Center 6.6.1\u4e4b\u524d\u7248\u672c\u7684\u4eea\u8868\u677f\u5c0f\u90e8\u4ef6\u5b58\u5728XML\u5b9e\u4f53\u6269\u5c55\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9XML\u5b9e\u4f53\u7684\u9650\u5236\u4e0d\u5f53\u3002\u8fdc\u7a0b\u8ba4\u8bc1\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u57fa\u4e8eXML\u7684\u7279\u5236\u5c0f\u90e8\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u548cCPU\u4f7f\u7528\u7387\u589e\u52a0\uff0c\u4ece\u800c\u53ef\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-xee-DFzARDcs",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-05524",
  "openTime": "2021-01-25",
  "patchDescription": "Cisco Firepower Management Center\u662f\u7ba1\u7406Cisco\u7f51\u7edc\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u7684\u795e\u7ecf\u4e2d\u67a2\uff0c\u901a\u8fc7\u63d0\u4f9b\u96c6\u4e2d\u3001\u96c6\u6210\u53ca\u7b80\u5316\u7684\u7ba1\u7406\u6765\u63d0\u9ad8Cisco\u7f51\u7edc\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u7684\u6709\u6548\u6027\u3002\r\n\r\nCisco Firepower Management Center 6.6.1\u4e4b\u524d\u7248\u672c\u7684\u4eea\u8868\u677f\u5c0f\u90e8\u4ef6\u5b58\u5728XML\u5b9e\u4f53\u6269\u5c55\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9XML\u5b9e\u4f53\u7684\u9650\u5236\u4e0d\u5f53\u3002\u8fdc\u7a0b\u8ba4\u8bc1\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u57fa\u4e8eXML\u7684\u7279\u5236\u5c0f\u90e8\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u548cCPU\u4f7f\u7528\u7387\u589e\u52a0\uff0c\u4ece\u800c\u53ef\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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 Firepower Management Center XML\u5b9e\u4f53\u6269\u5c55\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco Cisco Firepower Management Center \u003c6.6.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-1267",
  "serverity": "\u4e2d",
  "submitTime": "2021-01-14",
  "title": "Cisco Firepower Management Center XML\u5b9e\u4f53\u6269\u5c55\u6f0f\u6d1e"
}


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