cnvd - cnvd-2016-08757

cnvd-2016-08757

Vulnerability from cnvd

Title: c-ares堆缓冲区溢出漏洞

Description:

c-ares是一个用于异步执行DNS请求和名称解析的C库。

c-ares 1.0.0至1.11.0的版本中的‘ares_create_query’函数存在堆缓冲区溢出漏洞。远程攻击者可借助特制的主机名利用该漏洞造成拒绝服务（越边界写入）或执行任意代码。

Severity: 高

Patch Name: c-ares堆缓冲区溢出漏洞的补丁

Patch Description:

c-ares是一个用于异步执行DNS请求和名称解析的C库。

c-ares 1.0.0至1.11.0的版本中的‘ares_create_query’函数存在堆缓冲区溢出漏洞。远程攻击者可借助特制的主机名利用该漏洞造成拒绝服务（越边界写入）或执行任意代码。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此安全问题，补丁获取链接： https://c-ares.haxx.se/adv_20160929.html

Reference: https://c-ares.haxx.se/CVE-2016-5180.patch https://googlechromereleases.blogspot.in/2016/09/stable-channel-updates-for-chrome-os.html

Impacted products

Name
C-ares C-ares >=1.0.0，<=1.11.0

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "93243"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-5180"
    }
  },
  "description": "c-ares\u662f\u4e00\u4e2a\u7528\u4e8e\u5f02\u6b65\u6267\u884cDNS\u8bf7\u6c42\u548c\u540d\u79f0\u89e3\u6790\u7684C\u5e93\u3002\r\n\r\nc-ares 1.0.0\u81f31.11.0\u7684\u7248\u672c\u4e2d\u7684\u2018ares_create_query\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u4e3b\u673a\u540d\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u5199\u5165\uff09\u6216\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "discovererName": "Gzob Qq.",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://c-ares.haxx.se/adv_20160929.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-08757",
  "openTime": "2016-10-13",
  "patchDescription": "c-ares\u662f\u4e00\u4e2a\u7528\u4e8e\u5f02\u6b65\u6267\u884cDNS\u8bf7\u6c42\u548c\u540d\u79f0\u89e3\u6790\u7684C\u5e93\u3002\r\n\r\nc-ares 1.0.0\u81f31.11.0\u7684\u7248\u672c\u4e2d\u7684\u2018ares_create_query\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u4e3b\u673a\u540d\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u5199\u5165\uff09\u6216\u6267\u884c\u4efb\u610f\u4ee3\u7801\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": "c-ares\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "C-ares C-ares \u003e=1.0.0\uff0c\u003c=1.11.0"
  },
  "referenceLink": "https://c-ares.haxx.se/CVE-2016-5180.patch\r\nhttps://googlechromereleases.blogspot.in/2016/09/stable-channel-updates-for-chrome-os.html",
  "serverity": "\u9ad8",
  "submitTime": "2016-10-10",
  "title": "c-ares\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2016-5180 (GCVE-0-2016-5180)

Vulnerability from cvelistv5

Published

2016-10-03 15:00

Modified

2024-08-06 00:53

Severity ?

CWE

Summary

Heap-based buffer overflow in the ares_create_query function in c-ares 1.x before 1.12.0 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly execute arbitrary code via a hostname with an escaped trailing dot.

References

▼	URL	Tags
	https://source.android.com/security/bulletin/2017-01-01.html	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/93243	vdb-entry, x_refsource_BID
	http://www.ubuntu.com/usn/USN-3143-1	vendor-advisory, x_refsource_UBUNTU
	https://security.gentoo.org/glsa/201701-28	vendor-advisory, x_refsource_GENTOO
	http://www.debian.org/security/2016/dsa-3682	vendor-advisory, x_refsource_DEBIAN
	https://c-ares.haxx.se/adv_20160929.html	x_refsource_CONFIRM
	https://c-ares.haxx.se/CVE-2016-5180.patch	x_refsource_CONFIRM
	https://googlechromereleases.blogspot.in/2016/09/stable-channel-updates-for-chrome-os.html	x_refsource_CONFIRM
	http://rhn.redhat.com/errata/RHSA-2017-0002.html	vendor-advisory, x_refsource_REDHAT

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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