CNVD-2017-04412

Vulnerability from cnvd - Published: 2017-04-13
VLAI
Title
NTP本地栈缓冲区溢出漏洞
Description
Network Time Protocol(NTP)是用来使计算机时间同步化的一种协议。 NTP存在本地栈缓冲区溢出漏洞,攻击者通过向恶意服务器发送构造的响应,会造成栈缓冲区溢出,导致崩溃或任意代码执行。
Severity
中
Patch Name
NTP本地栈缓冲区溢出漏洞的补丁
Patch Description
Network Time Protocol(NTP)是用来使计算机时间同步化的一种协议。 NTP存在本地栈缓冲区溢出漏洞,攻击者通过向恶意服务器发送构造的响应,会造成栈缓冲区溢出,导致崩溃或任意代码执行。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

目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载: http://www.ntp.org/

Reference
http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities http://www.securityfocus.com/bid/97078
Impacted products
Name
['Ntp Ntp <4.2.8p10', 'Ntp Ntp 4.3.*<4.3.94']
Show details on source website

{
  "bids": {
    "bid": {
      "bidNumber": "97078"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-6452"
    }
  },
  "description": "Network Time Protocol\uff08NTP\uff09\u662f\u7528\u6765\u4f7f\u8ba1\u7b97\u673a\u65f6\u95f4\u540c\u6b65\u5316\u7684\u4e00\u79cd\u534f\u8bae\u3002\r\n\r\nNTP\u5b58\u5728\u672c\u5730\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u901a\u8fc7\u5411\u6076\u610f\u670d\u52a1\u5668\u53d1\u9001\u6784\u9020\u7684\u54cd\u5e94\uff0c\u4f1a\u9020\u6210\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u5bfc\u81f4\u5d29\u6e83\u6216\u4efb\u610f\u4ee3\u7801\u6267\u884c\u3002",
  "discovererName": "Cure53",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttp://www.ntp.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-04412",
  "openTime": "2017-04-13",
  "patchDescription": "Network Time Protocol\uff08NTP\uff09\u662f\u7528\u6765\u4f7f\u8ba1\u7b97\u673a\u65f6\u95f4\u540c\u6b65\u5316\u7684\u4e00\u79cd\u534f\u8bae\u3002\r\n\r\nNTP\u5b58\u5728\u672c\u5730\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u901a\u8fc7\u5411\u6076\u610f\u670d\u52a1\u5668\u53d1\u9001\u6784\u9020\u7684\u54cd\u5e94\uff0c\u4f1a\u9020\u6210\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u5bfc\u81f4\u5d29\u6e83\u6216\u4efb\u610f\u4ee3\u7801\u6267\u884c\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\u672c\u5730\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Ntp Ntp \u003c4.2.8p10",
      "Ntp Ntp  4.3.*\u003c4.3.94"
    ]
  },
  "referenceLink": "http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities\r\nhttp://www.securityfocus.com/bid/97078",
  "serverity": "\u4e2d",
  "submitTime": "2017-03-23",
  "title": "NTP\u672c\u5730\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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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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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.


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