CNVD-2017-30048

Vulnerability from cnvd - Published: 2017-10-14
VLAI Severity ?
Title
PowerDNS dnsdist身份验证绕过漏洞
Description
dnsdist是一款负载均衡器,它能够将流量分流到不同服务器,为用户提供最佳性能。 dnsdist 1.1.0版本中的REST API身份验证机制存在安全漏洞。攻击者可借助特制的网站利用该漏洞绕过访问限制。
Severity
Patch Name
PowerDNS身份验证绕过漏洞的补丁
Patch Description
dnsdist是一款负载均衡器,它能够将流量分流到不同服务器,为用户提供最佳性能。 dnsdist 1.1.0版本中的REST API身份验证机制存在安全漏洞。攻击者可借助特制的网站利用该漏洞绕过访问限制。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://dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2017-02.html

Reference
https://nvd.nist.gov/vuln/detail/CVE-2017-7557
Impacted products
Name
PowerDNS dnsdist 1.1
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-7557"
    }
  },
  "description": "dnsdist\u662f\u4e00\u6b3e\u8d1f\u8f7d\u5747\u8861\u5668\uff0c\u5b83\u80fd\u591f\u5c06\u6d41\u91cf\u5206\u6d41\u5230\u4e0d\u540c\u670d\u52a1\u5668\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u6700\u4f73\u6027\u80fd\u3002\r\n\r\ndnsdist 1.1.0\u7248\u672c\u4e2d\u7684REST API\u8eab\u4efd\u9a8c\u8bc1\u673a\u5236\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u7f51\u7ad9\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u8bbf\u95ee\u9650\u5236\u3002",
  "discovererName": "Nixu",
  "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://dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2017-02.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-30048",
  "openTime": "2017-10-14",
  "patchDescription": "dnsdist\u662f\u4e00\u6b3e\u8d1f\u8f7d\u5747\u8861\u5668\uff0c\u5b83\u80fd\u591f\u5c06\u6d41\u91cf\u5206\u6d41\u5230\u4e0d\u540c\u670d\u52a1\u5668\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u6700\u4f73\u6027\u80fd\u3002\r\n\r\ndnsdist 1.1.0\u7248\u672c\u4e2d\u7684REST API\u8eab\u4efd\u9a8c\u8bc1\u673a\u5236\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u7f51\u7ad9\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u8bbf\u95ee\u9650\u5236\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": "PowerDNS\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "PowerDNS dnsdist 1.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-7557",
  "serverity": "\u4e2d",
  "submitTime": "2017-08-23",
  "title": "PowerDNS dnsdist\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e"
}


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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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  • 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.


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