CNVD-2015-05752

Vulnerability from cnvd - Published: 2015-09-01
VLAI Severity ?
Title
conntrack-tools conntrackd拒绝服务漏洞
Description
conntrack-tools是一套Linux用户空间连接跟踪工具。该工具包括用户空间守护进程conntrackd和命令行界面conntrack,并提供对iptables状态数据包检查等功能。 conntrack-tools 1.4.2及之前版本的conntrackd软件包中存在安全漏洞。由于程序在使用可选内核模块之前未能确定其是否已加载。远程攻击者可通过发送DCCP、SCTP或ICMPv6数据包利用该漏洞造成拒绝服务(崩溃)。
Severity
Patch Name
conntrack-tools conntrackd拒绝服务漏洞的补丁
Patch Description
conntrack-tools是一套Linux用户空间连接跟踪工具。该工具包括用户空间守护进程conntrackd和命令行界面conntrack,并提供对iptables状态数据包检查等功能。 conntrack-tools 1.4.2及之前版本的conntrackd软件包中存在安全漏洞。由于程序在使用可选内核模块之前未能确定其是否已加载。远程攻击者可通过发送DCCP、SCTP或ICMPv6数据包利用该漏洞造成拒绝服务(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公告获取补丁以修复该漏洞: http://www.openwall.com/lists/oss-security/2015/08/14/4

Reference
http://www.openwall.com/lists/oss-security/2015/08/14/4
Impacted products
Name
Linux conntrack-tools <= 1.4.2
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-6496"
    }
  },
  "description": "conntrack-tools\u662f\u4e00\u5957Linux\u7528\u6237\u7a7a\u95f4\u8fde\u63a5\u8ddf\u8e2a\u5de5\u5177\u3002\u8be5\u5de5\u5177\u5305\u62ec\u7528\u6237\u7a7a\u95f4\u5b88\u62a4\u8fdb\u7a0bconntrackd\u548c\u547d\u4ee4\u884c\u754c\u9762conntrack\uff0c\u5e76\u63d0\u4f9b\u5bf9iptables\u72b6\u6001\u6570\u636e\u5305\u68c0\u67e5\u7b49\u529f\u80fd\u3002\r\n\r\nconntrack-tools 1.4.2\u53ca\u4e4b\u524d\u7248\u672c\u7684conntrackd\u8f6f\u4ef6\u5305\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u7531\u4e8e\u7a0b\u5e8f\u5728\u4f7f\u7528\u53ef\u9009\u5185\u6838\u6a21\u5757\u4e4b\u524d\u672a\u80fd\u786e\u5b9a\u5176\u662f\u5426\u5df2\u52a0\u8f7d\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001DCCP\u3001SCTP\u6216ICMPv6\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5d29\u6e83\uff09\u3002",
  "discovererName": "unknown",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttp://www.openwall.com/lists/oss-security/2015/08/14/4",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-05752",
  "openTime": "2015-09-01",
  "patchDescription": "conntrack-tools\u662f\u4e00\u5957Linux\u7528\u6237\u7a7a\u95f4\u8fde\u63a5\u8ddf\u8e2a\u5de5\u5177\u3002\u8be5\u5de5\u5177\u5305\u62ec\u7528\u6237\u7a7a\u95f4\u5b88\u62a4\u8fdb\u7a0bconntrackd\u548c\u547d\u4ee4\u884c\u754c\u9762conntrack\uff0c\u5e76\u63d0\u4f9b\u5bf9iptables\u72b6\u6001\u6570\u636e\u5305\u68c0\u67e5\u7b49\u529f\u80fd\u3002 \r\n\r\nconntrack-tools 1.4.2\u53ca\u4e4b\u524d\u7248\u672c\u7684conntrackd\u8f6f\u4ef6\u5305\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u7531\u4e8e\u7a0b\u5e8f\u5728\u4f7f\u7528\u53ef\u9009\u5185\u6838\u6a21\u5757\u4e4b\u524d\u672a\u80fd\u786e\u5b9a\u5176\u662f\u5426\u5df2\u52a0\u8f7d\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001DCCP\u3001SCTP\u6216ICMPv6\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\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": "conntrack-tools conntrackd\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Linux conntrack-tools \u003c= 1.4.2"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2015/08/14/4",
  "serverity": "\u4e2d",
  "submitTime": "2015-08-27",
  "title": "conntrack-tools conntrackd\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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Sightings

Author Source Type Date

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.


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