CNVD-2015-02278

Vulnerability from cnvd - Published: 2015-04-10
VLAI
Title
NTP ntpd拒绝服务漏洞
Description
NTP (Network Time Protocol)是一款客户端用于与时间服务器同步日期和时间的协议。 NTP ntpd存在拒绝服务漏洞，由于NTP4安装使用对称密钥认证时接收的数据包不一致。允许攻击者利用此漏洞发起拒绝服务攻击。
Severity
中
Patch Name
NTP ntpd拒绝服务漏洞的补丁
Patch Description
NTP (Network Time Protocol)是一款客户端用于与时间服务器同步日期和时间的协议。 NTP ntpd存在拒绝服务漏洞，由于NTP4安装使用对称密钥认证时接收的数据包不一致。允许攻击者利用此漏洞发起拒绝服务攻击。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

目前厂商已经发布升级补丁/版本以修复这个安全问题，请用户及时下载更新： http://www.ntp.org/downloads.html

Reference
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-1799
Impacted products
Name
['Ntp NTPd 3.x', 'Ntp NTPd 4.x<(4.2.8p2)']
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-1799"
    }
  },
  "description": "NTP (Network Time Protocol)\u662f\u4e00\u6b3e\u5ba2\u6237\u7aef\u7528\u4e8e\u4e0e\u65f6\u95f4\u670d\u52a1\u5668\u540c\u6b65\u65e5\u671f\u548c\u65f6\u95f4\u7684\u534f\u8bae\u3002 \r\n\r\nNTP ntpd\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u7531\u4e8eNTP4\u5b89\u88c5\u4f7f\u7528\u5bf9\u79f0\u5bc6\u94a5\u8ba4\u8bc1\u65f6\u63a5\u6536\u7684\u6570\u636e\u5305\u4e0d\u4e00\u81f4\u3002\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u53d1\u8d77\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "discovererName": "Harlan Stenn",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u5347\u7ea7\u8865\u4e01/\u7248\u672c\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u7528\u6237\u53ca\u65f6\u4e0b\u8f7d\u66f4\u65b0\uff1a\r\nhttp://www.ntp.org/downloads.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-02278",
  "openTime": "2015-04-10",
  "patchDescription": "NTP (Network Time Protocol)\u662f\u4e00\u6b3e\u5ba2\u6237\u7aef\u7528\u4e8e\u4e0e\u65f6\u95f4\u670d\u52a1\u5668\u540c\u6b65\u65e5\u671f\u548c\u65f6\u95f4\u7684\u534f\u8bae\u3002 \r\n\r\nNTP ntpd\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u7531\u4e8eNTP4\u5b89\u88c5\u4f7f\u7528\u5bf9\u79f0\u5bc6\u94a5\u8ba4\u8bc1\u65f6\u63a5\u6536\u7684\u6570\u636e\u5305\u4e0d\u4e00\u81f4\u3002\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u53d1\u8d77\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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": "NTP ntpd\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Ntp NTPd 3.x",
      "Ntp NTPd 4.x\u003c(4.2.8p2)"
    ]
  },
  "referenceLink": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-1799",
  "serverity": "\u4e2d",
  "submitTime": "2015-04-09",
  "title": "NTP ntpd\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}



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Sightings

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Nomenclature

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  • 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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