Vulnerability-Lookup

CNVD-2017-04414

Vulnerability from cnvd - Published: 2017-04-13

Title

NTP拒绝服务漏洞（CNVD-2017-04414）

Description

NTP是网络时间协议(Network Time Protocol)，它是用来同步网络中各个计算机的时间的协议。 NTP存在拒绝服务漏洞，攻击者可通过:config指令中的无效设置导致拒绝服务（守护进程崩溃）。

Severity

中

Patch Name

NTP拒绝服务漏洞（CNVD-2017-04414）的补丁

Patch Description

NTP是网络时间协议(Network Time Protocol)，它是用来同步网络中各个计算机的时间的协议。 NTP存在拒绝服务漏洞，攻击者可通过:config指令中的无效设置导致拒绝服务（守护进程崩溃）。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

厂商已发布漏洞修复程序，请及时关注更新： http://support.ntp.org/bin/view/Main/NtpBug3387

Reference

http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities http://www.securityfocus.com/bid/97049

Impacted products

Name
['Ntp Ntp <4.2.8p10', 'Ntp Ntp 4.3.*<4.3.94']

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "97049"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-6463"
    }
  },
  "description": "NTP\u662f\u7f51\u7edc\u65f6\u95f4\u534f\u8bae(Network Time Protocol)\uff0c\u5b83\u662f\u7528\u6765\u540c\u6b65\u7f51\u7edc\u4e2d\u5404\u4e2a\u8ba1\u7b97\u673a\u7684\u65f6\u95f4\u7684\u534f\u8bae\u3002\r\n\r\nNTP\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7:config\u6307\u4ee4\u4e2d\u7684\u65e0\u6548\u8bbe\u7f6e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u5b88\u62a4\u8fdb\u7a0b\u5d29\u6e83\uff09\u3002",
  "discovererName": "Cure53",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://support.ntp.org/bin/view/Main/NtpBug3387",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-04414",
  "openTime": "2017-04-13",
  "patchDescription": "NTP\u662f\u7f51\u7edc\u65f6\u95f4\u534f\u8bae(Network Time Protocol)\uff0c\u5b83\u662f\u7528\u6765\u540c\u6b65\u7f51\u7edc\u4e2d\u5404\u4e2a\u8ba1\u7b97\u673a\u7684\u65f6\u95f4\u7684\u534f\u8bae\u3002\r\n\r\nNTP\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7:config\u6307\u4ee4\u4e2d\u7684\u65e0\u6548\u8bbe\u7f6e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u5b88\u62a4\u8fdb\u7a0b\u5d29\u6e83\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": "NTP\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-04414\uff09\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/97049",
  "serverity": "\u4e2d",
  "submitTime": "2017-03-23",
  "title": "NTP\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-04414\uff09"
}

CVE-2017-6463 (GCVE-0-2017-6463)

Vulnerability from cvelistv5 – Published: 2017-03-27 17:00 – Updated: 2024-08-05 15:33

Summary

NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows remote authenticated users to cause a denial of service (daemon crash) via an invalid setting in a :config directive, related to the unpeer option.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

10 references

URL	Tags
http://www.securitytracker.com/id/1038123	vdb-entryx_refsource_SECTRACK
https://support.apple.com/HT208144	x_refsource_CONFIRM
https://usn.ubuntu.com/3707-2/	vendor-advisoryx_refsource_UBUNTU
https://security.FreeBSD.org/advisories/FreeBSD-S…	vendor-advisoryx_refsource_FREEBSD
http://www.securityfocus.com/bid/97049	vdb-entryx_refsource_BID
https://access.redhat.com/errata/RHSA-2017:3071	vendor-advisoryx_refsource_REDHAT
http://support.ntp.org/bin/view/Main/SecurityNoti…	x_refsource_CONFIRM
http://support.ntp.org/bin/view/Main/NtpBug3387	x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2018:0855	vendor-advisoryx_refsource_REDHAT
https://support.hpe.com/hpsc/doc/public/display?d…	x_refsource_CONFIRM

Date Public

2017-03-21 00:00

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

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.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.