cnvd - cnvd-2017-09921

cnvd-2017-09921

Vulnerability from cnvd

Title: systemd-resolved拒绝服务漏洞

Description:

systemd-resolved是一个用于管理网络名称解析的系统服务。

systemd-resolved 233及之前的版本中存在拒绝服务漏洞。远程攻击者可利用该漏洞借助特制的DNS响应造成拒绝服务（守护进程崩溃）。

Severity: 中

Patch Name: systemd-resolved拒绝服务漏洞的补丁

Patch Description:

systemd-resolved是一个用于管理网络名称解析的系统服务。

systemd-resolved 233及之前的版本中存在拒绝服务漏洞。远程攻击者可利用该漏洞借助特制的DNS响应造成拒绝服务（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:

用户可参考如下厂商提供的安全补丁以修复该漏洞： https://github.com/systemd/systemd/pull/5998

Reference: https://launchpad.net/bugs/1621396 https://nvd.nist.gov/vuln/detail/CVE-2017-9217

Impacted products

Name
systemd systemd <=233

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "98677"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-9217"
    }
  },
  "description": "systemd-resolved\u662f\u4e00\u4e2a\u7528\u4e8e\u7ba1\u7406\u7f51\u7edc\u540d\u79f0\u89e3\u6790\u7684\u7cfb\u7edf\u670d\u52a1\u3002\r\n\r\nsystemd-resolved 233\u53ca\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u501f\u52a9\u7279\u5236\u7684DNS\u54cd\u5e94\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5b88\u62a4\u8fdb\u7a0b\u5d29\u6e83\uff09\u3002",
  "discovererName": "KulykIevgen",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://github.com/systemd/systemd/pull/5998",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-09921",
  "openTime": "2017-06-16",
  "patchDescription": "systemd-resolved\u662f\u4e00\u4e2a\u7528\u4e8e\u7ba1\u7406\u7f51\u7edc\u540d\u79f0\u89e3\u6790\u7684\u7cfb\u7edf\u670d\u52a1\u3002\r\n\r\nsystemd-resolved 233\u53ca\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u501f\u52a9\u7279\u5236\u7684DNS\u54cd\u5e94\u9020\u6210\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": "systemd-resolved\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "systemd systemd \u003c=233"
  },
  "referenceLink": "https://launchpad.net/bugs/1621396\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-9217",
  "serverity": "\u4e2d",
  "submitTime": "2017-05-26",
  "title": "systemd-resolved\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2017-9217 (GCVE-0-2017-9217)

Vulnerability from cvelistv5

Published

2017-05-24 04:56

Modified

2024-12-13 13:09

Severity ?

CWE

Summary

systemd-resolved through 233 allows remote attackers to cause a denial of service (daemon crash) via a crafted DNS response with an empty question section.

References

▼	URL	Tags
	https://github.com/systemd/systemd/pull/5998	x_refsource_CONFIRM
	https://launchpad.net/bugs/1621396	x_refsource_CONFIRM
	https://github.com/systemd/systemd/commit/a924f43f30f9c4acaf70618dd2a055f8b0f166be	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/98677	vdb-entry, x_refsource_BID

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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